Step-Down Transformer Transformers

Last Updated: November 6, 2024 Reviewed by: Jon Lowy, consulting engineer

Description

A step-down transformer is a device designed to reduce the voltage from a higher level to a lower level. It consists of a ferromagnetic core with two or more coils wrapped around it. The primary winding is connected to the power source, and the secondary winding is connected to the load, providing a lower voltage output.

Working Principle

Step-down transformers operate on the principle of electromagnetic induction. When alternating current (AC) flows through the primary winding, it creates a magnetic field that induces a voltage in the secondary winding. The voltage is reduced in the secondary winding based on the ratio of the number of turns in the primary winding to the number of turns in the secondary winding. This principle allows the transformer to efficiently convert high voltage to a lower voltage, making it useful for various applications where lower voltage levels are required.

Applications

Step-down transformers are widely used in power distribution systems to convert high transmission voltages to lower distribution voltages suitable for residential and commercial use. For example, substation transformers are used to step down transmission-level voltages to distribution-level voltages, enabling the safe delivery of electricity to homes and businesses. They are also used in electronic devices to provide the necessary low voltage for operation.

Advantages over other Transformers

Step-down transformers are particularly advantageous in applications where electrical isolation is not a primary concern, as they can efficiently reduce voltage levels with minimal energy loss. Compared to autotransformers, which do not provide electrical isolation, step-down transformers offer the benefit of electrical separation between the input and output, enhancing safety in certain applications.

Limitations

One limitation of step-down transformers is their inability to provide electrical isolation when compared to isolation transformers. Additionally, they are designed for specific voltage conversion ratios, which may limit their flexibility in applications requiring variable voltage outputs. The efficiency of step-down transformers can also be affected by factors such as core material and winding resistance.

Considerations

When selecting a step-down transformer, it is important to consider factors such as initial cost, operating expenses, and maintenance requirements. The initial cost can vary based on the transformer's size and specifications. Operating expenses are generally low, but efficiency can impact energy costs over time. Durability is influenced by the quality of materials used in construction, and regular maintenance is necessary to ensure optimal performance and longevity. Replacement costs should also be considered, particularly in applications where downtime can be costly.

136 Results
250KVA Step up Down Transformer Price 250 Kva for CNC Factory for Office Building for Shopping Mall -- No.1601621101934
from Shenzhen Xingkerong Technology Co., Ltd

Home // All Collections // Transformer // 250KVA Step up Down Transformer Price 250 Kva for CNC Factory for Office Building for Shopping Mall [See More]

  • Winding Turns: Step-Up Transformer; Step-Down Transformer; One to One
  • Cooling Method: Air; Fan cooling Natural cooling
  • Category: Power
  • Other Transformer Types / Applications: Distribution Transformer; Harmonic Mitigating Transformer; Isolation; Medical Transformer; Power Transformer; Rectifier Transformer; Three Phase Transformers
Transformers - Line Transformers - Autotransformers -- 170
from Hammond Manufacturing Company Inc.

Features. Single winding, does not provide isolation, for use where equipment is already isolated and only voltage change is required. Flexible world wide applications, 50 or 60 Hz. operation, step down (230VAC to 115 VAC) or step up (115VAC to 230VAC). Connection by flexible leads, 8" minimum... [See More]

  • Winding Turns: Step-Up Transformer; Step-Down Transformer
  • Other Transformer Types / Applications: Electronics; Isolation
  • Category: Signal
  • Power Rating (VA): 50
LPR4012 Series Coupled Inductors for Step-Up & Flyback Applications -- LPR4012-103B LPR4012-103BMRC
from Coilcraft, Inc.

Coilcraft LPR4012 Series low-profile 1:N coupled power inductors are ideal for a variety of voltage step-up and step-down applications, including low voltage step-up in energy harvesting designs. They offer excellent coupling coefficient (K > 0.95) and 100 Vrms, one-minute isolation (hipot)... [See More]

  • Winding Turns: Step-Up Transformer; Step-Down Transformer
  • Cooling Method: Air
  • Category: Power
  • Other Transformer Types / Applications: Isolation
Autotransformers -- 3476652
from RS Components, Ltd.

Step down autotransformer 1kVA 115V o/p [See More]

  • Winding Turns: Step-Down Transformer
  • Input Voltage: 230
  • Other Transformer Types / Applications: Autotransformer
  • Output Voltage: 114
Control Transformer -- 11352335 [112D-631H01 from Westinghouse Electric Corporation]
from Radwell International

DISCONTINUED BY MANUFACTURER, TRANSFORMER, TYPE MTW, 4:1 STEP DOWN, 480 VAC PRIMARY, 120 VAC SECONDARY, 50/60 HZ, 50 VA POWER RATING. FREE 2 YEAR RADWELL WARRANTY [See More]

  • Winding Turns: Step-Down Transformer
  • Input Voltage: 120 to 480
  • Category: Power
3 Phase 3kva 5kva 7kva 10kva 15kva 30kva Step Down up Isolation Transformer -- No.1601406855824
from Shenzhen Xingkerong Technology Co., Ltd

Home // All Collections // Transformer // 3 Phase 3kva 5kva 7kva 10kva 15kva 30kva Step Down up Isolation Transformer [See More]

  • Winding Turns: Step-Up Transformer; Step-Down Transformer; One to One (optional feature)
  • Cooling Method: Fan cooling Natural cooling
  • Category: Power
  • Other Transformer Types / Applications: Distribution Transformer; Harmonic Mitigating Transformer; Isolation; Power Transformer; Three Phase Transformers
Transformers - Line Transformers - Autotransformers -- 170AE
from Hammond Manufacturing Company Inc.

Features. Single winding, does not provide isolation, for use where equipment is already isolated and only voltage change is required. Flexible world wide applications, 50 or 60 Hz. operation, step down (230VAC to 115 VAC) or step up (115VAC to 230VAC). Totally enclosed rear case, includes handy... [See More]

  • Winding Turns: Step-Up Transformer; Step-Down Transformer
  • Other Transformer Types / Applications: Electronics; Isolation
  • Category: Signal
  • Power Rating (VA): 100
LPR6235 Series Coupled Inductors for Step-Up & Flyback Applications -- LPR6235-123Q LPR6235-123QMRC
from Coilcraft, Inc.

Coilcraft LPR6235 Series low-profile 1:N shielded coupled power inductors are ideal for a variety of voltage step-up and step-down applications, including low voltage step-up in energy harvesting designs. They offer excellent coupling coefficient (K > 0.95) and 300 Vrms, one-minute isolation... [See More]

  • Winding Turns: Step-Up Transformer; Step-Down Transformer
  • Cooling Method: Air
  • Category: Power
  • Other Transformer Types / Applications: Isolation
Autotransformers -- 3476668
from RS Components, Ltd.

Step down autotransformer 2kVA 115V [See More]

  • Winding Turns: Step-Down Transformer
  • Input Voltage: 230
  • Other Transformer Types / Applications: Autotransformer
  • Output Voltage: 115
Control Transformer -- 57254915 [2032-T4-A from Schneider Electric, Ltd.]
from Radwell International

DISCONTINUED BY MANUFACTURER, TRANSFORMER, STEP DOWN, VOLTS:PRI 230/460 V, 115 SEC, 50/60 HZ, 150 KVA. FREE 2 YEAR RADWELL WARRANTY [See More]

  • Winding Turns: Step-Down Transformer
  • Category: Power
500KVA 630KVA 3 Phase MV&HV transformers Dry Power Step Down Transformer 380V 415V 400V 440V to 380V 415V 400V 250KVA 600KVA 800KVA 1000KVA -- No.1601415767376
from Shenzhen Xingkerong Technology Co., Ltd

Home // All Collections // Transformer // 500KVA 630KVA 3 Phase MV &HV transformers Dry Power Step Down Transformer 380V 415V 400V 440V to 380V 415V 400V 250KVA 600KVA 800KVA 1000KVA [See More]

  • Winding Turns: Step-Up Transformer; Step-Down Transformer; One to One (optional feature)
  • Cooling Method: Air; Fan cooling Natural cooling
  • Category: Power
  • Other Transformer Types / Applications: Distribution Transformer; Harmonic Mitigating Transformer; Isolation; Medical Transformer; Power Transformer; Three Phase Transformers
Transformers - Line Transformers - Autotransformers -- 175A-NA
from Hammond Manufacturing Company Inc.

Features. Single winding, does not provide isolation, for use where equipment is already isolated and only voltage change is required. World wide applications, 50 or 60 Hz. operation, step down (230VAC to 115 VAC). Input is circuit breaker protected. Hi-pot tested to 2 KV RMS. Input is a standard... [See More]

  • Winding Turns: Step-Down Transformer
  • Other Transformer Types / Applications: Electronics; Isolation
  • Category: Signal
  • Power Rating (VA): 100
Autotransformers -- 4368883
from RS Components, Ltd.

Step down autotransformer,3kVA 115V o/p [See More]

  • Winding Turns: Step-Down Transformer
  • Input Voltage: 230
  • Other Transformer Types / Applications: Autotransformer
  • Output Voltage: 114
Dry Transformer -- 96406958 [112-0F from Signal Transformer - A Bel Group]
from Radwell International

STEP DOWN AUTO TRANSFORMER, 120VA, 230-115V, 50/60HZ . FREE 2 YEAR RADWELL WARRANTY [See More]

  • Winding Turns: Step-Down Transformer
  • Category: Power
500KVA 800KVA 750 KVA 630KVA 400KVA Dry Transformer 400KW Step up Down Transformer 380V 400V 415V 440V to 380V 400V 440V 415V -- No.1601415899213
from Shenzhen Xingkerong Technology Co., Ltd

Home // All Collections // Transformer // 500KVA 800KVA 750 KVA 630KVA 400KVA Dry Transformer 400KW Step up Down Transformer 380V 400V 415V 440V to 380V 400V 440V 415V [See More]

  • Winding Turns: Step-Up Transformer; Step-Down Transformer; One to One (optional feature)
  • Cooling Method: Air; Fan cooling Natural cooling
  • Category: Power
  • Other Transformer Types / Applications: Distribution Transformer; Harmonic Mitigating Transformer; Isolation; Medical Transformer; Power Transformer; Solar Power Transformer; Three Phase Transformers
Transformers - Line Transformers - Step Down Isolation -- 172A
from Hammond Manufacturing Company Inc.

Features. Primary 230VAC, 50/60 Hz. Secondary 115VAC. Circuit breaker in primary. Provides circuit isolation & steps down primary voltage. Hi-pot tested to 2 KV RMS. Electrostatic shield between primary & secondary. Input (primary) connected to a 5 foot long cord & European (Schuko)... [See More]

  • Winding Turns: Step-Down Transformer
  • Other Transformer Types / Applications: Electronics; Isolation
  • Category: Signal
  • Power Rating (VA): 100
Autotransformers -- 504183
from RS Components, Ltd.

Step up/down autotransformer,100VA [See More]

  • Winding Turns: Step-Up Transformer; Step-Down Transformer
  • Mounting: Chassis; Chassis Mount, Floor Standing, Wall Mount
  • Other Transformer Types / Applications: Autotransformer
  • Input Voltage: 220 to 240
HVAC Transformer -- 74573318 [TR240VA001 from Functional Devices, Inc.]
from Radwell International

STEP DOWN TRANSFORMER, FOOT/HUB MOUNT, NO OVER CURRENT PROTECTION, 120 VAC PRIMARY, 24 VAC SECONDARY, 240VA. FREE 2 YEAR RADWELL WARRANTY [See More]

  • Winding Turns: Step-Down Transformer
  • Input Voltage: 24 to 120
  • Category: Power
98% Efficiency Step up Down Voltage 220V to 380V 110V 440V Transformer 3 Phase Pure Sine Wave -- No.1601455689693
from Shenzhen Xingkerong Technology Co., Ltd

Home // All Collections // Transformer // 98% Efficiency Step up Down Voltage 220V to 380V 110V 440V Transformer 3 Phase Pure Sine Wave [See More]

  • Winding Turns: Step-Up Transformer; Step-Down Transformer; One to One (optional feature)
  • Cooling Method: Air; Fan cooling Natural cooling
  • Category: Power
  • Other Transformer Types / Applications: Distribution Transformer; Harmonic Mitigating Transformer; Isolation; Power Transformer; Single Phase Transformer; Three Phase Transformers
Transformers - Line Transformers - Step Down Isolation -- 179E
from Hammond Manufacturing Company Inc.

Features. Primary 115VAC, 50/60 Hz., Secondary 95VAC. Provides circuit isolation. Electrostatic shield between primary & secondary. World wide applications, 50 or 60 Hz. operation, step down (115VAC to 95 VAC). Designed mainly for Japanese equipment in North America. Perfect for operating... [See More]

  • Winding Turns: Step-Down Transformer
  • Other Transformer Types / Applications: Electronics; Isolation
  • Category: Signal
  • Standards: RoHS
Autotransformers -- 504189
from RS Components, Ltd.

Step up/down autotransformer,150VA [See More]

  • Winding Turns: Step-Up Transformer; Step-Down Transformer
  • Mounting: Chassis; Chassis Mount, Floor Standing, Wall Mount
  • Other Transformer Types / Applications: Autotransformer
  • Input Voltage: 220 to 240
Line Reactor Transformer -- 57423616 [AP9626 from Schneider Electric, Ltd.]
from Radwell International

APC STEP DOWN TRANSFORMER, RM, 2U, 208V INPUT, 120V OUTPUT, 5-20 RECEPT, CONNECTION TYPE: NEMA L6-30P. FREE 2 YEAR RADWELL WARRANTY [See More]

  • Winding Turns: Step-Down Transformer
  • Category: Power
Power Transformer Manufacturers 3KVA 10KVA 30KVA 50KVA Dry Type Variable Step Down up 3 Phase Low Voltage Transformer -- No.1601397919492
from Shenzhen Xingkerong Technology Co., Ltd

Home // All Collections // Transformer // Power Transformer Manufacturers 3KVA 10KVA 30KVA 50KVA Dry Type Variable Step Down up 3 Phase Low Voltage Transformer [See More]

  • Winding Turns: Step-Up Transformer; Step-Down Transformer; One to One (optional feature)
  • Cooling Method: Air; Fan cooling Natural cooling
  • Category: Power
  • Other Transformer Types / Applications: Distribution Transformer; Harmonic Mitigating Transformer; Power Transformer; Three Phase Transformers
Transformers - Line Transformers - Step Down Isolation -- 289CT
from Hammond Manufacturing Company Inc.

Features. Primary 240VAC, 50/60 Hz., Secondary 120VAC. Provides circuit isolation. Toroidal transformer for high isolation, low noise, light weight, cool operation and low profile. World wide applications, 50 or 60 Hz. operation, step down (240VAC to 120 VAC). Standard 3-wire, grounded plug (for use... [See More]

  • Winding Turns: Step-Down Transformer
  • Other Transformer Types / Applications: Electronics; Isolation
  • Category: Signal
  • Power Rating (VA): 250
Autotransformers -- 504195
from RS Components, Ltd.

Step up/down autotransformer,500VA [See More]

  • Winding Turns: Step-Up Transformer; Step-Down Transformer
  • Mounting: Chassis; Chassis Mount, Floor Standing, Wall Mount
  • Other Transformer Types / Applications: Autotransformer
  • Input Voltage: 220 to 240
Step Down Transformer -- 109041673
from Radwell International

STEP-DOWN REGULATOR, 8-DIP; TOPOLOGY:BUCK (STEP DOWN); INPUT VOLTAGE MIN:3.5V; INPUT VOLTAGE MAX:35V; DC / DC CONVERTER IC CASE:DIP; NO. OF PINS:8PINS; OUTPUT CURRENT:1A; SWITCHING FREQUENCY:120KHZ; OPERATING TEMPERATURE MAX:125 ¦C ROHS COMPLIANT: YES. FREE 2 YEAR RADWELL WARRANTY [See More]

  • Winding Turns: Step-Down Transformer
  • Category: Power
Three Phase Dry Voltages Transformaor 3KVA 7KVA 15KVA 10KVA 30KVA 50KVA Step up Down Transformer 220v to 380v 3 Phase Porwer Price -- No.1601399804197
from Shenzhen Xingkerong Technology Co., Ltd

Home // All Collections // Transformer // Three Phase Dry Voltages Transformaor 3KVA 7KVA 15KVA 10KVA 30KVA 50KVA Step up Down Transformer 220v to 380v 3 Phase Porwer Price [See More]

  • Winding Turns: Step-Up Transformer; Step-Down Transformer; One to One (optional feature)
  • Cooling Method: Air; Fan cooling Natural cooling
  • Category: Power
  • Other Transformer Types / Applications: Distribution Transformer; Harmonic Mitigating Transformer; Power Transformer; Three Phase Transformers
Transformers - Line Transformers - Straight Isolation -- 178CT
from Hammond Manufacturing Company Inc.

Features. Primary 120VAC, 50/60 Hz., Secondary 120VAC. Provides circuit isolation. Toroidal transformer for high isolation, low noise, light weight, cool operation and low profile. World wide applications, 50 or 60 Hz. operation, step down (120VAC to 120 VAC). Standard 3-wire, grounded plug (for use... [See More]

  • Winding Turns: Step-Down Transformer
  • Other Transformer Types / Applications: Electronics; Isolation
  • Category: Signal
  • Power Rating (VA): 250
Autotransformers -- 504199
from RS Components, Ltd.

Step up/down autotransformer,250VA [See More]

  • Winding Turns: Step-Up Transformer; Step-Down Transformer
  • Mounting: Chassis; Chassis Mount, Floor Standing, Wall Mount
  • Other Transformer Types / Applications: Autotransformer
  • Input Voltage: 220 to 240
Step Down Transformer -- 115705182
from Radwell International

STEP DOWN TRANSFORMER, 1000 VA, 440-400-360 VAC, 60 HZ, 2,5 AMP. FREE 2 YEAR RADWELL WARRANTY [See More]

  • Winding Turns: Step-Down Transformer
  • Input Voltage: 360
  • Category: Power
UL Certified Dry Step up down Isolation Transformer 480V 277V 240V 208V 120V 110V With UL Certification -- No.1601487372016
from Shenzhen Xingkerong Technology Co., Ltd

Home // All Collections // Transformer // UL Certified Dry Step up down Isolation Transformer 480V 277V 240V 208V 120V 110V With UL Certification [See More]

  • Winding Turns: Step-Up Transformer; Step-Down Transformer
  • Cooling Method: Air; Fan cooling Natural cooling
  • Category: Power
  • Other Transformer Types / Applications: Distribution Transformer; Harmonic Mitigating Transformer; Isolation; Medical Transformer; Power Transformer; Three Phase Transformers
Transformers - Line Transformers -- 178MG1000
from Hammond Manufacturing Company Inc.

Features: Intended for non-patient connected indoor applications where protection of sensitive electronics is required: High end audio / studio use. Medical electronics. High end test equipment / laboratory. cULus Listed to UL 60601-1 (1st Edition) and CAN/CSA-C22.2 No. 601.1-M90 (R2005). Each unit... [See More]

  • Winding Turns: Step-Up Transformer; Step-Down Transformer
  • Other Transformer Types / Applications: Electronics; Isolation; Power Transformer
  • Category: Signal
  • Input Voltage: 120
Autotransformers -- 504202
from RS Components, Ltd.

Step up/down autotransformer,50VA [See More]

  • Winding Turns: Step-Up Transformer; Step-Down Transformer
  • Mounting: Chassis; Chassis Mount, Floor Standing, Wall Mount
  • Other Transformer Types / Applications: Autotransformer
  • Input Voltage: 230
Step Down Transformer -- 160011880 [SD-18G from Todd Systems, Inc.]
from Radwell International

DISCONTINUED BY MANUFACTURER, STEP DOWN AUTO TRANSFORMER, 3 PRONG, 350 MAX WATTS, 3.0 AMP, 220-240 VDC, 50/60 HZ. FREE 2 YEAR RADWELL WARRANTY [See More]

  • Winding Turns: Step-Down Transformer
  • Output Voltage: 240
  • Category: Power
Transformers - Line Transformers -- 178MG500
from Hammond Manufacturing Company Inc.

Features: Intended for non-patient connected indoor applications where protection of sensitive electronics is required: High end audio / studio use. Medical electronics. High end test equipment / laboratory. cULus Listed to UL 60601-1 (1st Edition) and CAN/CSA-C22.2 No. 601.1-M90 (R2005). Each unit... [See More]

  • Winding Turns: Step-Up Transformer; Step-Down Transformer
  • Other Transformer Types / Applications: Electronics; Isolation; Power Transformer
  • Category: Signal
  • Input Voltage: 120
Step Down Transformer -- 226936201 [10717 from Infranor, Inc.]
from Radwell International

DISCONTINUED BY MANUFACTURER, STEP DOWN TRANSFORMER, INPUT 120 VAC, 50/60HZ, OUTPUT 36 VAC-2.5A, 30 VAC C.T.-0.5A. FREE 2 YEAR RADWELL WARRANTY [See More]

  • Winding Turns: Step-Down Transformer
  • Input Voltage: 30 to 120
  • Category: Power
Step Down Transformer -- 92653461 [SD-42SC from Todd Systems, Inc.]
from Radwell International

DISCONTINUED BY MANUFACTURER, STEP DOWN TRANSFORMER, 850 MAX VA, 188-255 VAC, 50/60 HZ. FREE 2 YEAR RADWELL WARRANTY [See More]

  • Winding Turns: Step-Down Transformer
  • Input Voltage: 255
  • Category: Power
Step Down Transformer -- 96518248 [AT72D 1014 2 from Honeywell Analytics, Inc.]
from Radwell International

DISCONTINUED BY MANUFACTER, TRANSFORMER, STEP DOWN TYPE, PLATE MOUNT, 9 INCH LEAD WIRES, 24 VDC, 208 VAC, 50-60 HZ, 38 VA, TYPE D. FREE 2 YEAR RADWELL WARRANTY [See More]

  • Winding Turns: Step-Down Transformer
  • Input Voltage: 208
  • Category: Power
  • Output Voltage: 24
Step Down Transformer -- 97245660 [AT72D 1055 2 from Honeywell Analytics, Inc.]
from Radwell International

DISCONTINUED BY MANUFACTER, STEP DOWN TRANSFORMER,208 VAC, 50-80 HZ, 24-38 VA, 4X4 MOUNTING PLATE,SECONDARY LEADS. FREE 2 YEAR RADWELL WARRANTY [See More]

  • Winding Turns: Step-Down Transformer
  • Input Voltage: 208
  • Category: Power
Step Down Transformer -- 97513589 [AT72D 1014 from Honeywell Analytics, Inc.]
from Radwell International

DISCONTINUED BY MANUFACTURER, TRANSFORMER, STEP DOWN TYPE, PLATE MOUNT, 9 INCH WIRE LEADS, 25 V, OPEN CIRCUIT, 208 VAC, 50/60 CY, 40 VA, REPLACED BY AT72D-1691. FREE 2 YEAR RADWELL WARRANTY [See More]

  • Winding Turns: Step-Down Transformer
  • Input Voltage: 208
  • Category: Power
Transformer/Yoke PC Board Mount -- 127934210 [1200-0F from Signal Transformer - A Bel Group]
from Radwell International

STEP DOWN AUTO TRANSFORME. FREE 2 YEAR RADWELL WARRANTY [See More]

  • Winding Turns: Step-Down Transformer
  • Category: Power
DC / Low Frequency Water-Cooled Transformers
from RoMan Manufacturing, Inc.

DC / Low Frequency water-cooled transformers are ideal for high current, long-duty cycle applications –large ring projection, flash-butt and rim welding. Available in various voltages and frequencies. Size and capability of our DC/Low Frequency transformers can be designed to meet your... [See More]

  • Winding Turns: Step-Down Transformer
  • Cooling Method: Water
  • Category: Power
  • Other Transformer Types / Applications: Single Phase Transformer
APC Smart-UPS RT 3000VA RM 208V with Step-Down Transformer -- SURT3000RMXLT-1TF5
from TelephoneStuff.com

Smart-UPS RT 3000VA RM 208V with Step-Down Transformer is a high-density, performance UPS for voice and data networks, medical labs, and light industrial applications. Features: - Protects your data by supplying reliable, network-grade power. - Double conversion on-line topology. - An unlimited... [See More]

  • Winding Turns: Step-Down Transformer
Auto Transformer
from Powertronix Inc.

Auto Transformers are single winding toroidal transformers for voltage step up or step down, when there is no requirement for electrical isolation. Auto Transformers offer a significant size and weight reduction as well as lower cost. APPLICATIONS. Industrial Automation. Electrical Equipment [See More]

  • Winding Turns: Step-Up Transformer; Step-Down Transformer
  • Other Transformer Types / Applications: Autotransformer; Single Phase Transformer
  • Category: Power
  • Mounting: Center Potted with Thru Hole, Flange, Excapsulated, Custom Mounting Bracket
Compartmental Transformer
from Eaton Cooper Power Systems

Cooper Power Systems three-phase pad-mounted compartmental type distribution transformers are designed to withstand all environmental hazards. All transformers are newly manufactured and are produced expressly to meet exacting customer specifications. Many configurations and accessories are... [See More]

  • Winding Turns: Step-Down Transformer
  • Other Transformer Types / Applications: High Voltage Transformer; Power Transformer
  • Category: Power
  • Mounting: Pad-Mounted
Industrial Control Transformers -- "C" Transformers
from OMEGA Engineering, Inc.

Transformers provide stepped down voltages to machine tool control devices enabling control circuits to be isolated from all power and lighting circuits. This allows the use of grounded or ungrounded circuits that are independent of the power or lighting grounds; greater safety is afforded the... [See More]

  • Winding Turns: Step-Down Transformer
  • Mounting: Chassis
  • Category: Power
  • Input Voltage: 480
Auto-Transformer -- Model AZ85620
from Toroid Corp. of Maryland

Optional enclosure with or without cord, plug and receptacle [See More]

  • Winding Turns: Step-Down Transformer
  • Other Transformer Types / Applications: Autotransformer
  • Category: Power
  • Mounting: Chassis; Dish/Disk
Pulse Transformer
from Murata Power Solutions

Two essential elements of the vast majority of power electronics applications are filtering and isolation. Whether you need to reduce noise or protect vital components, Murata Power Solutions can offer a wide range of products to suit your requirements, having developed over 1,200 highly advanced... [See More]

  • Winding Turns: Step-Up Transformer; Step-Down Transformer; One to One
  • Other Transformer Types / Applications: Pulse Transformers
  • Cooling Method: Air
  • Mounting: Chip Transformer
Encapsulated PCB or Flying Lead -- 40/3030
from Avel Lindberg, Inc.

Horizontal Fixing Option. Vertical Fixing Option. Toroidal Construction. Thermally Protected Primary. Fully Encapsulated to UL 94VO. Dual Secondaries. Low Magnetic Field. Low Surface Temperature. Low Induced Noise (Audible). Double Insulated Flexible PVC leads. Available PCB or Flying Lead, Primary... [See More]

  • Winding Turns: Step-Down Transformer
  • Other Transformer Types / Applications: Power Transformer
  • Category: Power
  • Mounting: PCB/SMD
Safety Transformer -- TRU S 22
from SOCOMEC

Safety transformers enable the creation of an Isolated voltage, while ensuring both the protection of auxiliary equipment from electrical interferences and the safety of people. Advantages Configurable voltages. Safety transformers can either be supplied in 230 V or 400 V. They provide 2 voltage... [See More]

  • Winding Turns: Step-Down Transformer
  • Cooling Method: Air
  • Category: Power
  • Other Transformer Types / Applications: Solar Power Transformer
Aluminum Toroidal Transformer -- HDB-300-2L
from Hengda Electronic Factory

Safe and reliable, small volume, light weight, high efficiency, low magnetic leakage. The dimension and installation method can be adjusted in order to meet the needs of different customers. We have certificates such as UL, CE, RoHS, CESI, ISO9001 and so on. The isolation transformer adopts aluminum... [See More]

  • Winding Turns: Step-Down Transformer
  • Cooling Method: Air
  • Category: Signal
  • Other Transformer Types / Applications: Electronics
Pulse Transformer with Double Secondary Winding -- IT series
from Schaffner EMC Inc.

Galvanic separation of drive and power circuit. Voltage resistance up to 4kV. Ignition current up to 1A. Turns ratio up to 3:1:1. Frequency : ≤ 40000 Hz. Ignition currents : 0.1 to 1 A. Operating frequency : 0 to 40000 Hz. Rise time : 0.4 to 4 µs [See More]

  • Winding Turns: Step-Down Transformer; One to One
  • Other Transformer Types / Applications: Electronics; Pulse Transformers
  • Category: Signal
  • Mounting: PCB/SMD
Large Power Transformers (above 200 MVA)
from Siemens Energy Sector

In the power range above 200 MVA, generator and network intertie transformers with off-load or on-load tap changers, or a combination of both, are recommended. Depending on the onsite requirements, they can be designed as multiwinding Power Transformers or autotransformers, in 3-phase or 1-phase... [See More]

  • Winding Turns: Step-Up Transformer; Step-Down Transformer
  • Other Transformer Types / Applications: Power Transformer; Single Phase Transformer
  • Category: Power
  • Mounting: Pad-Mounted
Audio Data Transmission Transformer -- PM-AD002S
from Premier Magnetics, Inc.

Operating transmission rates:1 to 7 Mbps. Inductance test at 100KHz. Controlled rise time: 25 nsec Maximum. RoHS Compliance [See More]

  • Winding Turns: Step-Down Transformer
  • Mounting: PCB/SMD
  • Category: Signal
  • Operating Temperature: 0 to 70
Power Transformers
from Bourns, Inc.

The Bourns Technology Center is home to several emerging high-tech companies in Riverside, California. It is dedicated to providing a strong partnership between resident companies and the community. The Bourns Technology Center is located at the entrance to one of the fastest developing industrial... [See More]

  • Winding Turns: Step-Down Transformer
  • Other Transformer Types / Applications: Flyback Transformer (FBT)
  • Category: Power
  • Mounting: Chip Transformer
18kVA 18kW 4U Step-Down Isolation Transformer - Converts 208/240V 60Hz (Source) to 120/240V split phase (Load) -- SU20KXFMRT4U
from Tripp Lite by Eaton

Tripp Lite's SU20KXFMRT4U step-down, isolation transformer converts 208 or 240V input from any 60Hz generator, utility or UPS high voltage source to 240/120V output. 208 or 240V hardwire input connection and hardwire 240/120V output. Supports 4U rackmount installation in 4 post racks with included... [See More]

  • Winding Turns: Step-Down Transformer
  • Mounting: Rack/Tower (2U)
  • Other Transformer Types / Applications: Isolation
  • Operating Frequency: 60
1 Phase Buck-boost Step-down Transformer 95V 110V 115V 120V 208V 225V 220V 230V 236V 240V 480V -- BBT002
from Dongguan Yili Electronics Co., Ltd.

A buck –boost transformer is a type of transformer used to make adjustments to the voltage applied to alternating current equipment.[1] Buck –boost connections are used in several places such as uninterruptible power supply (UPS) units for computers and in the tanning bed industry. Buck... [See More]

  • Winding Turns: Step-Down Transformer
  • Operating Frequency: 50 to 60
  • Category: Power
  • Power Rating (VA): 50 to 5000
50/60Hz Step/Control Transformer
from Datatronics™

Features. 120 to 575V. Any Secondary Voltage. Industrial Applications [See More]

  • Winding Turns: Step-Down Transformer
  • Other Transformer Types / Applications: Single Phase Transformer
  • Category: Power
  • Mounting: Chassis
Auto Transformer -- T160834
from Hubbell Incorporated

STEP DOWN TYPE. 4.5 INCH. 4.75 INCH. 9.68 INCH. 50/60 HZ FREQUENCY RATING. AIR CONDITIONING, REFRIGERATION APPLICATION. NEMA ENCLOSURE. 1000 VA POWER RATING. 200/220/240 VAC PRIMARY VOLTAGE. 115 VAC SECONDARY VOLTAGE. OUTPUT CURRENT RATING 8.7 AMPERE. INCLUDES 6 FT PRIMARY CORD AND SECONDARY... [See More]

  • Winding Turns: Step-Down Transformer
  • Operating Frequency: 50 to 60
  • Other Transformer Types / Applications: Autotransformer
  • Input Voltage: 200 to 240
Appliance Transformer: Group C - Primary Volts - 200/220/240 Secondary Volts - 115, 50/60Hz - 6' (1.8 meter) Primary cord and secondary receptacle
from Acme Electric Corp. / Power Distribution Products

The transformers in the section are autotransformers designed to change a wide range of voltages to the standard motor voltages for domestic appliances, air conditioners and related equipment. Correcting high or low supply voltage conditions to match the voltage requirements of appliances and... [See More]

  • Winding Turns: Step-Down Transformer
  • Cooling Method: Air
  • Category: Power
  • Other Transformer Types / Applications: Power Transformer
DC Power Supply/Rectifier Water-Cooled Transformers
from RoMan Manufacturing, Inc.

DC Power Supply/Rectifier water-cooled transformers are ideal for the corrosive plating environment. Available in various voltages and frequencies. The size and capability of our DC Power Supply/Rectifier can be designed to meet your application ’s requirements. Our DC Power Supply/Rectifier. [See More]

  • Winding Turns: Step-Down Transformer
  • Cooling Method: Water
  • Category: Power
  • Other Transformer Types / Applications: Single Phase Transformer
APC Smart-UPS RT 3000VA Step-Down Transformer -- SURTD3000XLT-1TF3
from TelephoneStuff.com

APC Smart-UPS RT 3000VA 208V w/ 208V to 120V Step-Down Transformer is a high-density, performance UPS for voice and data networks, medical labs, and light industrial applications. Step-Down Transformer Features: - Automatic internal bypass: Supplies utility power to the connected loads in the event... [See More]

  • Winding Turns: Step-Down Transformer
Medical Grade Transformer
from Powertronix Inc.

Medical Grade Transformer provides. Clean AC power with noise suppression. Protection from AC transients. Optimize power solution for medical equipment. APPLICATIONS. Medical Grade Transformer provide 1:1, step up or step down for medical equipment, carts, imaging, and laser. [See More]

  • Winding Turns: Step-Up Transformer; Step-Down Transformer; One to One
  • Other Transformer Types / Applications: Medical Transformer; Single Phase Transformer
  • Category: Power
  • Mounting: Flange, Potted in a Cradle, Center Potted with Thru Hole, Rack, Panel Mounted
Completely Self-Protected Transformer
from Eaton Cooper Power Systems

Protected transformers are available with a variety of protection options including a MagneX Interrupter, a secondary breaker with weak link for secondary fault and overload protection, a primary weak link fuse, current-limiting fusing for high interrupting ratings and limiting fault currents, and... [See More]

  • Winding Turns: Step-Down Transformer
  • Other Transformer Types / Applications: High Voltage Transformer; Power Transformer
  • Category: Power
  • Mounting: Pole Mounted
Y23 Standard Range Toroidal Transformer -- Avel Y236000
from Avel Lindberg, Inc.

AVEL's Y23 Range offers an even broader selection of ready-made toroidal power transformers, spanning 15 to 1000VA. The Range has a polyester tape finish with hardware supplied with dish mounting, nut bolt, washer and two compression pads. This style of finish has proven to be Avel's most popular... [See More]

  • Winding Turns: Step-Down Transformer
  • Other Transformer Types / Applications: Power Transformer
  • Category: Power
  • Mounting: Dish/Disk
Voltage Transformer -- BTV 25
from SOCOMEC

bull; The PTI provides automatic shortcircuiting of the CT : if the measuring circuit is opened. • BTV 25 products are voltage transformers. They are used specifically for supplying measurement equipment, therefore it is not recommended to connect other components. which could affect accuracy. [See More]

  • Winding Turns: Step-Down Transformer
  • Cooling Method: Air
  • Category: Power
  • Other Transformer Types / Applications: Solar Power Transformer
BK Toroidal Transformer -- HBK-200
from Hengda Electronic Factory

Toroidal iron core is made by imported high brand silicon steel sheet, annealing by nitrogen and hydrogen gas protection. The dimension and installation method can be adjusted in order to meet the needs of different customers. We have certificates such as UL, CE, RoHS, CESI, ISO9001 and so on. [See More]

  • Winding Turns: Step-Down Transformer
  • Cooling Method: Air
  • Category: Signal
  • Other Transformer Types / Applications: Electronics
Pulse Transformer with Single Secondary Winding -- IT series
from Schaffner EMC Inc.

Galvanic separation of drive and power circuit. Voltage resistance up to 8 kV. Ignition current up to 3 A. Turns ratio up to 3:1. Frequency : ≤ 40000 Hz. Ignition currents : 0.1 to 3 A. Operating frequency : 0 to 40000 Hz. Rise time : 0.3 to 2.3 µs [See More]

  • Winding Turns: Step-Down Transformer; One to One
  • Other Transformer Types / Applications: Electronics; Pulse Transformers
  • Category: Signal
  • Mounting: PCB/SMD
Encapsulated Power Transformers -- PTE-0001
from Premier Magnetics, Inc.

115V Single -OR- 230V Primaries, 50Hz to 60Hz. Low Capacitive Coupling Minimizes Line Noise. 2.8VA. 1500Vrms Isolation (Hipot) [See More]

  • Winding Turns: Step-Down Transformer
  • Other Transformer Types / Applications: Power Transformer
  • Category: Power
  • Mounting: PCB/SMD
5kVA / 5kW Step-Down Isolation Transformer 208V to 120V, 2U Rack-Mount, L6-30P, 5-15/20R, L6-30R -- SU5000XFMRT2U
from Tripp Lite by Eaton

Tripp Lite's SU5000XFMRT2U step-down, isolation transformer converts 208V input from generator, utility or UPS high voltage source to 120V low voltage output. 208V 30A input plug with 10 foot AC cord connects to L6-30R socket. 12 NEMA 5-15/20R output receptacles accommodate 5-15P or 5-20P equipment... [See More]

  • Winding Turns: Step-Down Transformer
  • Mounting: Rack Mount
  • Other Transformer Types / Applications: Isolation
  • Operating Frequency: 60
Autotransformer 115VAC to 85/95/105/110/115/125VAC -- ATT003
from Dongguan Yili Electronics Co., Ltd.

An Autotransformer is a kind of transformer with only one winding wound on a laminated core. An autotransformer is similar to a two-winding transformer but differs in the way that the primary and secondary winding are interrelated. A part of the winding is common to both primary and secondary sides. [See More]

  • Winding Turns: Step-Up Transformer; Step-Down Transformer
  • Other Transformer Types / Applications: Autotransformer
  • Category: Signal
  • Power Rating (VA): 100 to 3000
High Power Step Down Transformer
from Datatronics™

Features. 120 - 208 - 460 - 575V. Single/Three Phase. Delta, Star, Y. Heavy Industrial [See More]

  • Winding Turns: Step-Down Transformer
  • Other Transformer Types / Applications: Single Phase Transformer; Three Phase Transformers
  • Category: Power
  • Mounting: Chassis
Buck-Boost Transformers: Group I - 120/240 Primary Volts - 12/24 Secondary Volts - 60Hz
from Acme Electric Corp. / Power Distribution Products

Buck-Boost Transformers are small single phase transformers designed to reduce (buck) or raise (boost) line voltage from 5-20%. The most common example is boosting 208 volts to 230 volts, usually to operate a 230 volt motor such as an air-conditioner compressor, from a 208 volt supply line. [See More]

  • Winding Turns: Step-Down Transformer
  • Cooling Method: Air
  • Category: Power
  • Other Transformer Types / Applications: Buck-Boost Transformers; Power Transformer
Fixture Type Water-Cooled Transformers
from RoMan Manufacturing, Inc.

Fixture type water-cooled transformers are ideal for multi-spot welding fixtures. Designed to have industry standard RWMA staggered secondary lugs, 3/8 – 16 studs for primary voltage connection, multiple selections for frequencies and secondary voltages, with primary access on five sides, over... [See More]

  • Winding Turns: Step-Down Transformer
  • Cooling Method: Water
  • Category: Power
  • Other Transformer Types / Applications: Single Phase Transformer
APC Smart-UPS RT Tower Isolation/Step-Down Transformer -- SURT003
from TelephoneStuff.com

Smart-UPS RT Tower Isolation/Step-Down Transformer. Features: - Designed for use as an isolation transformer and it also functions as a step-down transformer. - Heavy duty design. - Black finish [See More]

  • Winding Turns: Step-Down Transformer
  • Other Transformer Types / Applications: Isolation
Conventional Transformer
from Eaton Cooper Power Systems

The single-phase conventional overhead transformer is designed with an interlaced core (5-50 kVA) recommended by Electric Power Research Institute (EPRI). Polymer low-voltage bushings are standard at 5-50 kVA. FEATURES. Envirotemp ™ FR3 ™ fluid. Electrical grade mineral oil available... [See More]

  • Winding Turns: Step-Down Transformer
  • Other Transformer Types / Applications: High Voltage Transformer; Power Transformer
  • Category: Power
  • Mounting: Pole Mounted
EI Transformer -- GE41-4-7VA
from Hengda Electronic Factory

The machine is used in the production of cold rolled silicon steel, mass production and 100% inspection. Epoxy resin vacuum filling, moisture-proof, dustproof and shockproof. All windings are stitching, compact, beautiful and weldable, and can be soldered directly onto PCB board. We have... [See More]

  • Winding Turns: Step-Down Transformer
  • Cooling Method: Air
  • Category: Signal
  • Other Transformer Types / Applications: Electronics
6kVA / 6kW Stepdown Isolation Transformer - converts 208 or 240V to 120V -- SU6000XFMR2U
from Tripp Lite by Eaton

Tripp Lite's SU6000XFMR2U step-down, isolation transformer converts 208 or 240V input from any generator, utility or UPS high voltage source to 120V low voltage output. 208 or 240V 30A input connection supported via hardware or included L6-30P input plug. 8 5-15/20R and 4 5-15R output receptacles... [See More]

  • Winding Turns: Step-Down Transformer
  • Mounting: Rack/Tower (2U)
  • Other Transformer Types / Applications: Isolation
  • Operating Frequency: 60
BK Transformer 600V/480V/240V/380V/220V/110V -- BKPT005
from Dongguan Yili Electronics Co., Ltd.

We offer a complete line of BK transformers for machine tools, electromagnetic devices, and industrial applications, which include multi-tap, step-up, step-down, open core, and encapsulation. Our control transformers are constructed with high-quality silicon steel lamination to minimize core losses... [See More]

  • Winding Turns: Step-Up Transformer; Step-Down Transformer
  • Input Voltage: 100 to 690
  • Mounting: Comes with heavy steel mounting feet for various mounting dimensions. Din Rail Mounting is also available
  • Output Voltage: 12 to 240
Drive Isolation Transformers: Group A - Primary 460V Delta; Secondary 230Y/133
from Acme Electric Corp. / Power Distribution Products

All Acme Drive Isolation Transformers (DITs) above 7.5kVA are wound with strip windings to ensure the lowest possible eddy current losses. All our DITs use a three leg wound core. This superior design has very low losses and quiet operation. Both of these features combine to significantly reduce... [See More]

  • Winding Turns: Step-Down Transformer
  • Cooling Method: Air
  • Category: Power
  • Other Transformer Types / Applications: Isolation; Power Transformer
Machine Water-Cooled Transformers
from RoMan Manufacturing, Inc.

Machine water-cooled transformers are ideal for press, seam, rocker arm, cross wire and other welding applications. Available in various frequencies and secondary voltages. Size and capability of our Machine Transformers can be designed to meet your application ’s requirements. Our standard... [See More]

  • Winding Turns: Step-Down Transformer
  • Cooling Method: Water
  • Category: Power
  • Other Transformer Types / Applications: Single Phase Transformer
Tripp Lite Step-Down Transformer for SU6000RT3U -- SU6000XFMRRT3U
from TelephoneStuff.com

Step-Down Transformer for SU6000RT3U. Features: - For SU6000RT3U model only. - 3U rackmount. - 200-240V hardwire input. - 120 & 240 hardwire output [See More]

  • Winding Turns: Step-Down Transformer
Envirotran Hardened Data Center (HDC)Transformer
from Eaton Cooper Power Systems

Liquid-filled transformers from Cooper Power Systems have efficiently and reliably served more than 750MW of critical data center capacity for more than 4,000,000 hours without an hour of downtime. On the heels of this record, Cooper Power Systems continues to raise the bar in transformer design,... [See More]

  • Winding Turns: Step-Down Transformer
  • Other Transformer Types / Applications: High Voltage Transformer; Power Transformer
  • Category: Power
  • Mounting: Pad-Mounted
EI Type BK Transformer -- BK-100E
from Hengda Electronic Factory

The machine is used in the production of cold rolled silicon steel, mass production and 100% inspection. Transformer vacuum coating, automatic baking, moisture-proof anti-rust, beautiful appearance. Small volume, reliable connection, high grade and good performance. We have certificates such as UL,... [See More]

  • Winding Turns: Step-Down Transformer
  • Cooling Method: Air
  • Category: Signal
  • Other Transformer Types / Applications: Electronics
SmartOnline Step-Down Isolation Transformer, 208/240V to 120V, 6kVA, 6kW, 2U Rack-Mount, TAA -- SU6000XFMR2UTAA
from Tripp Lite by Eaton

Features. 208V to 120V Isolation Transformer Converts High-Voltage Input to Low-Voltage OutputThe 6kVA 6kW SU6000XFMR2UTAA SmartOnline ® Step-Down Isolation Transformer converts your UPS, utility or generator ’s 208V or 240V high-voltage input to 120V low-voltage output. Set the input... [See More]

  • Winding Turns: Step-Down Transformer
  • Mounting: Rack Mount
  • Other Transformer Types / Applications: Isolation
  • Operating Frequency: 60
BK-50VA BK-100VA BK-150VA BK-200VA BK-250VA BK-300VA BK-500VA Industrial Power Control Transformer -- BKPT002
from Dongguan Yili Electronics Co., Ltd.

We offer a complete line of BK transformers for machine tools, electromagnetic devices, and industrial applications, which include multi-tap, step-up, step-down, open core, and encapsulation. Our control transformers are constructed with high-quality silicon steel lamination to minimize core losses... [See More]

  • Winding Turns: Step-Up Transformer; Step-Down Transformer
  • Other Transformer Types / Applications: Industrial Control Transformer; Power Transformer
  • Category: Power
  • Mounting: Comes with heavy steel mounting feet for various mounting dimensions. Din Rail Mounting is also available
Encapsulated Control Transformers: Group I - 120/240 Primary Volts - 24 Secondary Volts - 1Ø, 50/60Hz
from Acme Electric Corp. / Power Distribution Products

The Acme Electric AE and CE Series Industrial Control Transformers are designed specifically for machine tool control circuit applications. These transformers have the ability to handle potentially damaging high in-rush currents that occur when electromagnetic components are energized, without... [See More]

  • Winding Turns: Step-Down Transformer
  • Cooling Method: Air
  • Category: Power
  • Other Transformer Types / Applications: Industrial Control Transformer; Power Transformer
Portable Gun Water-Cooled Transformers
from RoMan Manufacturing, Inc.

Portable Gun water-cooled transformers are ideal for portable welding, remote robot, or manual welding guns. Available in various voltages and frequencies. Size and capability of our Portable Gun Transformers can be designed to meet your application ’s requirements. Our standard Portable Gun... [See More]

  • Winding Turns: Step-Down Transformer
  • Cooling Method: Water
  • Category: Power
  • Other Transformer Types / Applications: Single Phase Transformer
Envirotran Hardened Data Center (HDC)Transformer
from Eaton Cooper Power Systems

Liquid-filled transformers from Cooper Power Systems have efficiently and reliably served more than 750MW of critical data center capacity for more than 4,000,000 hours without an hour of downtime. On the heels of this record, Cooper Power Systems continues to raise the bar in transformer design,... [See More]

  • Winding Turns: Step-Down Transformer
  • Other Transformer Types / Applications: High Voltage Transformer; Power Transformer
  • Category: Power
  • Mounting: Wall Mounted
High Efficiency Toroidal Transformer -- HDB-200-2L
from Hengda Electronic Factory

Safe and reliable, small volume, light weight, high efficiency, low magnetic leakage. The dimension and installation method can be adjusted in order to meet the needs of different customers. We have certificates such as UL, CE, RoHS, CESI, ISO9001 and so on. The isolation transformer adopts aluminum... [See More]

  • Winding Turns: Step-Down Transformer
  • Cooling Method: Air
  • Category: Signal
  • Other Transformer Types / Applications: Electronics
SmartOnline Step-Down Isolation Transformer, 208V to 120V, 5kVA, 5kW, 2U Rack-Mount, TAA -- SU5000XFMR2UTAA
from Tripp Lite by Eaton

Features. 208V to 120V Isolation Transformer Converts High-Voltage Input to Low-Voltage OutputThe 5kVA 5kW SU5000XFMR2UTAA SmartOnline ® Step-Down Isolation Transformer converts your UPS, utility or generator ’s 208V high-voltage input to 120V low-voltage output. It features 12 NEMA... [See More]

  • Winding Turns: Step-Down Transformer
  • Mounting: Rack Mount
  • Other Transformer Types / Applications: Isolation
  • Operating Frequency: 60
BK-700VA BK-800VA BK-900VA BK-1000VA BK-1500VA BK-2000VA, BK-3000VA Industrial Power Control Transformer -- BKPT004
from Dongguan Yili Electronics Co., Ltd.

We offer a complete line of BK transformers for machine tools, electromagnetic devices, and industrial applications, which include multi-tap, step-up, step-down, open core, and encapsulation. Our control transformers are constructed with high-quality silicon steel lamination to minimize core losses... [See More]

  • Winding Turns: Step-Up Transformer; Step-Down Transformer
  • Other Transformer Types / Applications: Industrial Control Transformer; Power Transformer
  • Category: Power
  • Mounting: Comes with heavy steel mounting feet for various mounting dimensions. Din Rail Mounting is also available
Energy Efficient Single Phase Transformers: Group I - 240/480 Primary Volts - 120/240 Secondary Volts - Four Windings - 1Ø, 60Hz
from Acme Electric Corp. / Power Distribution Products

Acme's single phase transformers are design for use in industrial and commercial application. Transformers rated up to 25 kVA are enclosed within an encapsulated, NEMA 3R enclosures. Standard transformers rated from 37.5 to 250 kVA are enclosed in ventilated, NEMA 2 enclosures (optional... [See More]

  • Winding Turns: Step-Down Transformer
  • Cooling Method: Air
  • Category: Power
  • Other Transformer Types / Applications: Power Transformer; Single Phase Transformer
Transgun Water-Cooled Transformers
from RoMan Manufacturing, Inc.

Transgun water-cooled transformers are compact and lightweight, making them ideal for robotic and fixture spot welding applications. Designed for close coupled mounting in welding guns. Available in various voltage and frequencies. Size and capability of our Transgun Transformers can be designed to... [See More]

  • Winding Turns: Step-Down Transformer
  • Cooling Method: Water
  • Category: Power
  • Other Transformer Types / Applications: Single Phase Transformer
Envirotran Single-Phase Overhead Transformers
from Eaton Cooper Power Systems

Envirotran ™ transformers offer an environmentally responsible, high efficiency, safer choice. The units have high-fire-point fluid, providing fire safety benefits, and a projected life well beyond that of a traditional mineral-oil transformer. These efficient and cost-effective transformers... [See More]

  • Winding Turns: Step-Down Transformer
  • Cooling Method: Oil
  • Category: Power
  • Other Transformer Types / Applications: High Voltage Transformer; Power Transformer; Single Phase Transformer
High Efficiency Toroidal Transformer -- HDB-600
from Hengda Electronic Factory

Safe and reliable, small volume, light weight, high efficiency, low magnetic leakage. The dimension and installation method can be adjusted in order to meet the needs of different customers. We have certificates such as UL, CE, RoHS, CESI, ISO9001 and so on. The isolation transformer adopts aluminum... [See More]

  • Winding Turns: Step-Down Transformer
  • Cooling Method: Air
  • Category: Signal
  • Other Transformer Types / Applications: Electronics
Industrial Grade Step-Up or Step-Down Transformers -- YILI001
from Dongguan Yili Electronics Co., Ltd.

We manufacture low-frequency EI Transformers of all sizes and designs, ranging from EI 28 to EI 162 and wattage from 0.3VA to 5000VA. All the products use high-quality silicon steel sheet that features low consumption, high output power, high efficiency, low-temperature rise, low noise, and stable... [See More]

  • Winding Turns: Step-Up Transformer; Step-Down Transformer
  • Operating Frequency: 50 to 60
  • Category: Power
  • Input Voltage: 100 to 600
Energy Efficient Three Phase Transformers: Auto-Transformers - 600/480 Primary Volts - 480/380 Secondary Volts
from Acme Electric Corp. / Power Distribution Products

Acme ’s low voltage distribution transformers are designed for industrial and commercial applications. All of Acme ’s general purpose transformers are rated for 600 volts and below. Encapsulated units are offered in ratings up to 15kVA. Ventilated units are available in ratings up to... [See More]

  • Winding Turns: Step-Down Transformer
  • Cooling Method: Air
  • Category: Power
  • Other Transformer Types / Applications: Autotransformer; Power Transformer; Three Phase Transformers
Envirotran Three-Phase Pad-Mounted Transformers
from Eaton Cooper Power Systems

Envirotran ™ transformers offer an environmentally responsible, high efficiency, safer choice. The units have high-fire-point fluid, providing fire safety benefits, and a projected life well beyond that of a traditional mineral-oil transformer. These efficient and cost-effective transformers... [See More]

  • Winding Turns: Step-Down Transformer
  • Cooling Method: Oil
  • Category: Power
  • Other Transformer Types / Applications: High Voltage Transformer; Power Transformer
High Efficiency Toroidal Transformer -- HDB-600-2L
from Hengda Electronic Factory

Safe and reliable, small volume, light weight, high efficiency, low magnetic leakage. The dimension and installation method can be adjusted in order to meet the needs of different customers. We have certificates such as UL, CE, RoHS, CESI, ISO9001 and so on. The isolation transformer adopts aluminum... [See More]

  • Winding Turns: Step-Down Transformer
  • Cooling Method: Air
  • Category: Signal
  • Other Transformer Types / Applications: Electronics
Industrial Step Down Power Transformer 230 460 575V to 95 115V Dry Type with Heavy Steel Mounting Feet -- ICT003
from Dongguan Yili Electronics Co., Ltd.

We offer a complete line of control transformers for machine tools, electromagnetic devices, and industrial applications, which include multi-tap, step-up, step-down, open core, and encapsulation. Our control transformers are constructed with high-quality silicon steel lamination to minimize core... [See More]

  • Winding Turns: Step-Down Transformer
  • Other Transformer Types / Applications: Industrial Control Transformer
  • Category: Signal
  • Mounting: Comes with heavy steel mounting feet for various mounting dimensions.
Finger Safe Industrial Control Transformer: Group A - 120/240 Primary Volts - 24 Secondary Volts - 50/60Hz
from Acme Electric Corp. / Power Distribution Products

The Acme Finger/Guard line of Touch-Protected Industrial Control Transformers offers the most advanced and versatile design concepts available to the marketplace today. They are designed to meet Acme's rigid standards for mechanical durability as well as surpass Agency and Industry electric... [See More]

  • Winding Turns: Step-Down Transformer
  • Cooling Method: Air
  • Category: Power
  • Other Transformer Types / Applications: Industrial Control Transformer; Power Transformer
Indoor Powercenter Transformer
from Eaton Cooper Power Systems

Consultants, engineering firms, contractors, and end-users are all reconsidering their previous uses of dry-type transformers indoors and making the switch to superior fluids. New fire safety and environmental advances have made the liquid-filled transformer the transformer of choice. Specifically... [See More]

  • Winding Turns: Step-Down Transformer
  • Other Transformer Types / Applications: High Voltage Transformer; Power Transformer
  • Category: Power
  • Mounting: Floor Mounted
High Efficiency Toroidal Transformer -- HDM-15
from Hengda Electronic Factory

Safe and reliable, small volume, light weight, high efficiency, low magnetic leakage. The dimension and installation method can be adjusted in order to meet the needs of different customers. We have certificates such as UL, CE, RoHS, CESI, ISO9001 and so on. The isolation transformer adopts aluminum... [See More]

  • Winding Turns: Step-Down Transformer
  • Cooling Method: Air
  • Category: Signal
  • Other Transformer Types / Applications: Electronics
Step Down 230VAC to 115VAC Autotransformer -- ATT005
from Dongguan Yili Electronics Co., Ltd.

An Autotransformer is a kind of transformer with only one winding wound on a laminated core. An autotransformer is similar to a two-winding transformer but differs in the way that the primary and secondary winding are interrelated. A part of the winding is common to both primary and secondary sides. [See More]

  • Winding Turns: Step-Up Transformer; Step-Down Transformer
  • Other Transformer Types / Applications: Autotransformer
  • Category: Signal
  • Power Rating (VA): 100 to 3000
Harmonic Mitigating Transformers: 480 Delta Primary Volts - 208Y/120 Secondary Volts
from Acme Electric Corp. / Power Distribution Products

Many of today's electronic devices are non-linear loads generating high levels of harmonic currents that are then fed back onto your distribution system. This waveform distortion results in overheating of motors and transformers, increased neutral currents and malfuntion/damage to other equipment on... [See More]

  • Winding Turns: Step-Down Transformer
  • Cooling Method: Air
  • Category: Power
  • Other Transformer Types / Applications: Harmonic Mitigating Transformer; Power Transformer
Lightning Protected Transformer
from Eaton Cooper Power Systems

The Lightning Protected Transformer virtually eliminates transformer failure due to lightning. An UltraSIL Housed Polymer Evolution arrester or gapless VariSTAR porcelain arrester, designed by Cooper, provides overvoltage protection. Cooper ’s STORM TRAPPER high-energy arrester, a low-voltage... [See More]

  • Winding Turns: Step-Down Transformer
  • Other Transformer Types / Applications: High Voltage Transformer; Power Transformer
  • Category: Power
  • Mounting: Pole Mounted
High Efficiency Toroidal Transformer -- HDM-15
from Hengda Electronic Factory

Safe and reliable, small volume, light weight, high efficiency, low magnetic leakage. The dimension and installation method can be adjusted in order to meet the needs of different customers. We have certificates such as UL, CE, RoHS, CESI, ISO9001 and so on. The isolation transformer adopts aluminum... [See More]

  • Winding Turns: Step-Down Transformer
  • Cooling Method: Air
  • Category: Signal
  • Other Transformer Types / Applications: Electronics
Step down Center Tapped Transformer 110V/120V/220V/240V -- CTT001
from Dongguan Yili Electronics Co., Ltd.

A center-tapped transformer has a center tap at the midpoint of its secondary windings, which are divided into two equal parts, thus supplying two equal output voltages and both parts have an equal number of turns. [See More]

  • Winding Turns: Step-Down Transformer
  • Input Voltage: 110 to 240
  • Category: Power
  • Output Voltage: 4.5 to 48
Harsh Environment Transformers: Group L - 240/480 Primary Volts - 120 Secondary Volts - 1Ø, 50/60Hz
from Acme Electric Corp. / Power Distribution Products

Some specifications require installation of large control transformers, usually 1000 to 5000 VA outside of the control cabinet. This means the transformer must be in a sheet metal enclosure instead of the usual open core and coil construction method. Acme meets this need by providing all of the... [See More]

  • Winding Turns: Step-Down Transformer
  • Cooling Method: Air
  • Category: Power
  • Other Transformer Types / Applications: Power Transformer
MaxiShrub
from Eaton Cooper Power Systems

MaxiShrub is Cooper's ANSI Type-1 dead-front pad-mounted transformer. The ANSI Type-1 frontplate allows vertical feed to the primary and secondary bushings. The MaxiShrub is ideal for single-phase industrial and residential applications where a wide range of kVA's or heavy cabling is required. When... [See More]

  • Winding Turns: Step-Down Transformer
  • Other Transformer Types / Applications: High Voltage Transformer; Power Transformer
  • Category: Power
  • Mounting: Pad-Mounted
Isolation Transformer Toroidal -- HDB-45
from Hengda Electronic Factory

Safe and reliable, small volume, light weight, high efficiency, low magnetic leakage. The dimension and installation method can be adjusted in order to meet the needs of different customers. We have certificates such as UL, CE, RoHS, CESI, ISO9001 and so on. The isolation transformer adopts aluminum... [See More]

  • Winding Turns: Step-Down Transformer
  • Cooling Method: Air
  • Category: Signal
  • Other Transformer Types / Applications: Electronics; Isolation
Step Down Electrical Transformer 200VA 250VA 500VA 750VA 1000VA 1500VA 1700VA 2000VA 3000VA -- EIT016
from Dongguan Yili Electronics Co., Ltd.

We manufacture low-frequency EI Transformers of all sizes and designs, ranging from EI 28 to EI 162 and wattage from 0.3VA to 5000VA. All the products use high-quality silicon steel sheet that features low consumption, high output power, high efficiency, low-temperature rise, low noise, and stable... [See More]

  • Winding Turns: Step-Down Transformer
  • Cooling Method: Air; dry type
  • Category: Signal
  • Other Transformer Types / Applications: Industrial Control Transformer
Low Voltage/Lighting Power Supplies: 120 Primary Volts - 24 Secondary Volts, Two Windings - 1Ø, 60Hz
from Acme Electric Corp. / Power Distribution Products

Amce's Low Voltage Lighting products provide a safe, long lasting, highly reliable power source; a perfect selection for landscape applications as well as interior use. Low voltage lighting is a creative medium with unlimited application possibilities. [See More]

  • Winding Turns: Step-Down Transformer
  • Cooling Method: Air
  • Category: Power
  • Other Transformer Types / Applications: Lighting Transformer; Power Transformer
PEAK Substation Transformer
from Eaton Cooper Power Systems

PEAK ™ transformers from Cooper Power Systems are uniquely designed to allow you additional capability to manage increased loads and temporary overload capacity without loss of life expectancy when compared to mineral oil-filled transformer alternatives. Utilizing an advanced high-temperature... [See More]

  • Winding Turns: Step-Down Transformer
  • Other Transformer Types / Applications: High Voltage Transformer; Power Transformer; Substation Transformer
  • Category: Power
  • Mounting: Pad-Mounted
Low-Frequency EI Transformer -- HDB-10E
from Hengda Electronic Factory

The machine is used in the production of cold rolled silicon steel, mass production and 100% inspection. Transformer vacuum coating, automatic baking, moisture-proof anti-rust, beautiful appearance. The terminal can be used to facilitate customer use. We have certificates such as UL, CE, RoHS, CESI,... [See More]

  • Winding Turns: Step-Down Transformer
  • Cooling Method: Air
  • Category: Power; Signal
  • Other Transformer Types / Applications: Electronics
Step Down Electrical Transformer 440V 460V to 30V 115V 120V -- EIT015
from Dongguan Yili Electronics Co., Ltd.

We manufacture low-frequency EI Transformers of all sizes and designs, ranging from EI 28 to EI 162 and wattage from 0.3VA to 5000VA. All the products use high-quality silicon steel sheet that features low consumption, high output power, high efficiency, low-temperature rise, low noise, and stable... [See More]

  • Winding Turns: Step-Down Transformer
  • Cooling Method: Air; dry type
  • Category: Signal
  • Other Transformer Types / Applications: Industrial Control Transformer
Non-Linear Load Transformers: Group A - K Factor 20, 150° C Rise - 480 Delta Primary Volts - 208Y/120 Secondary Volts - 3Ø, 60Hz
from Acme Electric Corp. / Power Distribution Products

Non-linear loads generate high levels of harmonic currents. When supplying power to these loads, a special transformer design is necessary. Typical non-linear loads include desktop computers, AC variable speed drives, HID lighting, electronic ballasts, inverters and welders. Of these non-linear... [See More]

  • Winding Turns: Step-Down Transformer
  • Cooling Method: Air
  • Category: Power
  • Other Transformer Types / Applications: Isolation; Lighting Transformer; Power Transformer
PEAK Three-Phase Pad-Mounted Transformer
from Eaton Cooper Power Systems

PEAK ™ transformers from Cooper Power Systems are uniquely designed to allow you additional capability to manage increased loads and temporary overload capacity without loss of life expectancy when compared to mineral oil-filled transformer alternatives. Utilizing an advanced high-temperature... [See More]

  • Winding Turns: Step-Down Transformer
  • Cooling Method: Oil
  • Category: Power
  • Other Transformer Types / Applications: High Voltage Transformer; Power Transformer
PCB Transformer -- GE30-3-3VA
from Hengda Electronic Factory

The machine is used in the production of cold rolled silicon steel, mass production and 100% inspection. Epoxy resin vacuum filling, moisture-proof, dustproof and shockproof. All windings are stitching, compact, beautiful and weldable, and can be soldered directly onto PCB board. We have... [See More]

  • Winding Turns: Step-Down Transformer
  • Cooling Method: Air
  • Category: Signal
  • Other Transformer Types / Applications: Electronics
Step up 1 Phase Autotransformer 120V 208V 240V to 230 240 380V 480V -- ATT002
from Dongguan Yili Electronics Co., Ltd.

An Autotransformer is a kind of transformer with only one winding wound on a laminated core. An autotransformer is similar to a two-winding transformer but differs in the way that the primary and secondary winding are interrelated. A part of the winding is common to both primary and secondary sides. [See More]

  • Winding Turns: Step-Up Transformer; Step-Down Transformer
  • Other Transformer Types / Applications: Autotransformer
  • Category: Signal
  • Power Rating (VA): 100 to 3000
Open Core and Coil Industrial Control Transformers: Group A - 120/240 Primary Volts - 12/24 Secondary Volts - 1Ø, 50/60Hz
from Acme Electric Corp. / Power Distribution Products

Acme's TA and TB series are dry-type step-down transformers with an open core and coil design. These units are designed specifically for industrial control applications where the energizing of electromagnetic components creates high in-rush current that must be accommodated without sacrificing the... [See More]

  • Winding Turns: Step-Down Transformer
  • Cooling Method: Air
  • Category: Power
  • Other Transformer Types / Applications: Industrial Control Transformer; Power Transformer
Ranch Runner
from Eaton Cooper Power Systems

Ranch Runner is Cooper's compact pad-mounted transformer. Ideal for irrigation, oil field or residential applications, Ranch Runner's economical design provides standard transformer capabilities in very little space. Ranch Runner is Rural Utilities Services (RUS) approved and meets all ANSI and... [See More]

  • Winding Turns: Step-Down Transformer
  • Cooling Method: Oil
  • Category: Power
  • Other Transformer Types / Applications: High Voltage Transformer; Power Transformer
PCB Transformer -- ZE54-2-20
from Hengda Electronic Factory

The machine is used in the production of cold rolled silicon steel, mass production and 100% inspection. Transformer vacuum coating, automatic baking, moisture-proof anti-rust, beautiful appearance. All windings are stitching, compact, beautiful and weldable, and can be soldered directly onto PCB... [See More]

  • Winding Turns: Step-Down Transformer
  • Cooling Method: Air
  • Category: Signal
  • Other Transformer Types / Applications: Electronics
Step-up Step-Down Autotransformer 100VA 200VA 300VA 500VA 750VA 1000VA 1500VA 2000VA 3000VA -- ATT004
from Dongguan Yili Electronics Co., Ltd.

An Autotransformer is a kind of transformer with only one winding wound on a laminated core. An autotransformer is similar to a two-winding transformer but differs in the way that the primary and secondary winding are interrelated. A part of the winding is common to both primary and secondary sides. [See More]

  • Winding Turns: Step-Up Transformer; Step-Down Transformer
  • Other Transformer Types / Applications: Autotransformer
  • Category: Signal
  • Power Rating (VA): 100 to 3000
Powerwise C3 Transformer: Group D6 - Powerwise C3 - 115 C Rise - Copper Windings - CSL 3 Efficiency (exceeds TP1) - 480 Delta Primary Volts - 208Y120 Secondary Volts
from Acme Electric Corp. / Power Distribution Products

Acme Powerwise C3 Transformers are 30% better performing in efficiency than standard TP1 transformers. Thanks to a more efficient core and higher-grade electrical steel that minimizes losses, these energy-efficient units even exceed the requirements of the US Department of Energy Candidate Standard... [See More]

  • Winding Turns: Step-Down Transformer
  • Cooling Method: Air
  • Category: Power
  • Other Transformer Types / Applications: Power Transformer; Three Phase Transformers
Shrubline
from Eaton Cooper Power Systems

The Shrubline, Cooper's ANSI Type-2 single-phase, dead-front, pad-mounted transformer combines safety and aesthetics, making this low profile unit ideal for high profile areas. Because it blends with surrounding shrubs, hedges and home air conditioners, the Shrubline transformer is very popular for... [See More]

  • Winding Turns: Step-Down Transformer
  • Cooling Method: Oil
  • Category: Power
  • Other Transformer Types / Applications: High Voltage Transformer; Power Transformer
PCB Transformer Single Phase Toroidal -- GO-8-12VA
from Hengda Electronic Factory

It adopts self-made low dissipation high quality ring core (PO less than 0.9w/Kg), small volume, high efficiency and low temperature rise. The patent technology realizes the needle distance and the distance can be adjusted according to the requirements of the customers. Epoxy resin vacuum filling,... [See More]

  • Winding Turns: Step-Down Transformer
  • Cooling Method: Air
  • Category: Signal
  • Other Transformer Types / Applications: Electronics
Substation VFI Transformer
from Eaton Cooper Power Systems

The VFI transformer combines a conventional Cooper Power Systems distribution transformer with the proven Kyle Vacuum Fault Interrupter (VFI). This combination provides both voltage transformation and transformer over current protection in one space saving and money saving package. The substation... [See More]

  • Winding Turns: Step-Down Transformer
  • Other Transformer Types / Applications: High Voltage Transformer; Power Transformer; Substation Transformer
  • Category: Power
  • Mounting: Pad-Mounted
Power Amplifier Toroidal Transformer -- HDV-500-GO
from Hengda Electronic Factory

The primary of transformer (100VA and below 100VA) has temperature thermal fuse. Above 100VA, the primary adding self recovery temperature thermal fuse, ensure the safety of the transformer. We have certificates such as UL, CE, RoHS, CESI, ISO9001 and so on. The center hole is fixed (above 300VA has... [See More]

  • Winding Turns: Step-Down Transformer
  • Cooling Method: Air
  • Category: Signal
  • Other Transformer Types / Applications: Electronics; Power Transformer
Triplex Indoor Powercenter
from Eaton Cooper Power Systems

Cooper Power Systems Triplex Indoor PowerCenter (IPC) uses single-phase liquid-filled transformers in a ganged assembly. It ’s available with a variety of standard and optional features suited to meet the challenges of indoor applications. The core and coil construction utilizes the same... [See More]

  • Winding Turns: Step-Down Transformer
  • Other Transformer Types / Applications: High Voltage Transformer; Power Transformer
  • Category: Power
  • Mounting: Floor Mount
Toroidal Aluminum Transformer -- HDB-360-2L
from Hengda Electronic Factory

Safe and reliable, small volume, light weight, high efficiency, low magnetic leakage. The dimension and installation method can be adjusted in order to meet the needs of different customers. We have certificates such as UL, CE, RoHS, CESI, ISO9001 and so on. The isolation transformer adopts aluminum... [See More]

  • Winding Turns: Step-Down Transformer
  • Cooling Method: Air
  • Category: Signal
  • Other Transformer Types / Applications: Electronics
Unit Substation Transformer
from Eaton Cooper Power Systems

The Unit Substation Transformer is designed for commercial and industrial applications to convert distribution voltages to utilization voltages. They are constructed to interconnect easily with both primary and secondary switchgear. They can be used in outdoor or indoor (when filled with Envirotemp... [See More]

  • Winding Turns: Step-Down Transformer
  • Other Transformer Types / Applications: High Voltage Transformer; Power Transformer; Substation Transformer
  • Category: Power
  • Mounting: Pad-Mounted
Toroidal Audio Transformer -- HDV-250
from Hengda Electronic Factory

Safe and reliable, small volume, light weight, high efficiency, low magnetic leakage. The dimension and installation method can be adjusted in order to meet the needs of different customers. We have certificates such as UL, CE, RoHS, CESI, ISO9001 and so on. The isolation transformer adopts aluminum... [See More]

  • Winding Turns: Step-Down Transformer
  • Cooling Method: Air
  • Category: Signal
  • Other Transformer Types / Applications: Electronics; Audio
VFI Transformer
from Eaton Cooper Power Systems

The three-phase VFI Transformer is designed for commercial or industrial applications where conventional transformer or loop protection packages are inadequate, or where space limitations prove to be restrictive. The compact design simplifies installation and requires less real estate than... [See More]

  • Winding Turns: Step-Down Transformer
  • Other Transformer Types / Applications: High Voltage Transformer; Power Transformer
  • Category: Power
  • Mounting: Pad-Mounted
Toroidal Isolation Transformer -- HDB-360
from Hengda Electronic Factory

Safe and reliable, small volume, light weight, high efficiency, low magnetic leakage. The dimension and installation method can be adjusted in order to meet the needs of different customers. We have certificates such as UL, CE, RoHS, CESI, ISO9001 and so on. The isolation transformer adopts aluminum... [See More]

  • Winding Turns: Step-Down Transformer
  • Cooling Method: Air
  • Category: Signal
  • Other Transformer Types / Applications: Electronics; Isolation