Plug-in Module Surge Suppressors
Last Updated: April 1, 2025
Description
Plug-in module surge suppressors are devices designed to protect electrical equipment from voltage transients by plugging directly into existing systems or power modules. They are typically used to safeguard against routine overvoltage conditions by providing a barrier that prevents excess voltage from reaching sensitive electronic components.
Working Principle
Plug-in module surge suppressors operate by diverting excess voltage away from connected devices. They utilize various technologies such as metal oxide varistors (MOVs), silicon avalanche diodes, and gas tubes to absorb and dissipate the energy from voltage spikes. These suppressors are crucial because they prevent damage to electronic equipment by ensuring that only the appropriate voltage levels are maintained, thereby extending the lifespan of the devices they protect.
Applications
Plug-in module surge suppressors are commonly used in residential and commercial settings to protect a wide range of electronic devices. Specific examples include safeguarding home entertainment systems, computers, and telecommunications equipment from power surges. They are also used in industrial environments to protect machinery and control systems from voltage transients that could disrupt operations.
Advantages over other Surge Suppressors
Plug-in module surge suppressors offer the advantage of easy installation since they can be directly plugged into existing outlets or power modules. This makes them more convenient compared to hard-wired or integrally attached surge suppressors. Additionally, they often come with multiple outlet types, such as standard electrical outlets and data jacks, providing versatile protection for various devices.
Limitations
One limitation of plug-in module surge suppressors is their dependency on the existing electrical infrastructure, which may not always provide the optimal grounding necessary for maximum protection. Additionally, their effectiveness can be limited by the maximum surge current they can handle, which may not be sufficient for high-exposure applications where very large transients are present.
Considerations
When selecting a plug-in module surge suppressor, it is important to consider the initial cost and the specific needs of the application, such as the number of outlets and the type of devices being protected. Operating expenses are generally low, but the durability and lifespan of the suppressor can vary depending on the frequency and magnitude of surges it encounters. Regular maintenance and timely replacement are crucial to ensure continued protection, as the components within the suppressor can degrade over time, reducing its effectiveness.
from RS Components, Ltd.
SP23-20K275V-LF [See More]
- Mounting: Plug-in
- Surge Current: 20000
- Device Type: Type 2+3 Mersen SPD Replacement Cartridge
from RS Components, Ltd.
PRIMERA-LINE PARASURTENSEUR 13500A [See More]
- Mounting: Plug-in; Plug-On
- Surge Current: 16
- Device Type: Single Phase; Surge Protector
from RS Components, Ltd.
Cartouche paraf iPRD1 C12,5r [See More]
- Mounting: Plug-in; Plug In
- Surge Current: 20000
- Device Type: Lightning Arrestor; Surge Arrestor
from RS Components, Ltd.
Acti9 iPRD Cartridges C40 - 350 [See More]
- Mounting: Plug-in; Plug In
- Surge Current: 20000
- Device Type: Surge Protector
from RS Components, Ltd.
Circuit breaker CB E1 24DC/8A NO P [See More]
- Mounting: Plug-in; Plug In
- Surge Current: 8
- Device Type: Surge Protector
from RS Components, Ltd.
Mains surge plug,10A 230Vac [See More]
- Mounting: Plug-in
- Surge Current: 13500
- Device Type: Mains Protector
from RS Components, Ltd.
TV ANTENNA ANTI SURGE PROTECTION [See More]
- Mounting: Plug-in
- Operating Temp: -40 to 176
- Device Type: Attachment Plug
from RS Components, Ltd.
Filtered surge plug,7A 250Vac 50Hz [See More]
- Mounting: Plug-in
- Surge Current: 13500
- Device Type: Mains Protector
from RS Components, Ltd.
Filtered surge plug,13A 250Vac 50Hz [See More]
- Mounting: Plug-in
- Surge Current: 13500
- Device Type: Mains Protector
from RS Components, Ltd.
Surge Suppressor [See More]
- Mounting: Plug-in
- Device Type: Surge Suppressor
from RS Components, Ltd.
Zwischenstecker ÜSS (Typ E) wei ß [See More]
- Mounting: Plug-in
- Surge Current: 6500
- Device Type: Over Voltage Protector
from RS Components, Ltd.
Zwischenstecker Netzfilter (Typ E) wei ß [See More]
- Mounting: Plug-in
- Surge Current: 16
- Device Type: EMC Filter
from RS Components, Ltd.
Over/under voltage surge protector,13A [See More]
- Mounting: Plug-in
- Surge Current: 6500
- Device Type: Over Voltage Protector, Under Voltage Protector
from RS Components, Ltd.
VALVE PLUG SUPPRESSOR FORM A - 18MM [See More]
- Mounting: Plug-in
- Device Type: Surge Suppressor
from Surge Suppression Incorporated
Plug & Receptacle Protection Series [See More]
- Mounting: Plug-in
- Technology: Hybrid
- Device Type: SPD; Plug-in Style
- Application: Network Applications; Telecom. Applications; Audio & Video Applications; Medical Facilities; Computer Rooms
from GAIA Converter
The GAIA Converter limitor LGDS-100 is an ultra compact power adaptator module designed to allow operation during voltage transients and spikes, occuring in avionics or military systems. The LGDS-100 delivers an output voltage adapted to GAIA Converter DC/DC modules. This module is optimized to... [See More]
- Mounting: Plug-in; PCB
- Application: Telecom. Applications; Military, Aerospace
- Device Type: SPD
- Clamping Voltage: 42 to 100
from PHOENIX CONTACT USA
Attachment plug with surge protection for antenna inputs with F connector [See More]
- Mounting: Plug-in
- Operating Temp: 77 to 167
- Device Type: SPD
- Standards: RoHS
from SFCable.com
6-Outlet Power Strip. Perpendicular receptacle. Perpendicular wall plug AC125V, 15Amp, 14AWG 15Amp circuit breaker No surge suppressor 12ft Cord LED power-on indicator Rotating safety cap UL listed Black color [See More]
- Mounting: Plug-in
- Device Type: Plug-in Style
from MCG SURGE PROTECTION
MCG's rack-mount surge protectors (512H, 516H, etc.) are already internally con-. nected to the rack's metal framework. An additional ground wire is provided. for connection to the frame rack to insure continued excellent protection. [See More]
- Mounting: Wall/Panel; Device Mount; In-line or Integrally Attached; Plug-in
- Technology: Silicon Avalanche Diode; Gas Tubes; Hybrid
- Device Type: SPD; Dataline & DC Signal
- Application: Data Acquisition; Network Applications; Telecom. Applications; Medical Facilities; Computer Rooms
from Patton Electronics Co.
Patton EPG's Model 570 and 580 twisted pair surge protectors are EIA/TIA TSB-40A Category-5 certified, and operate at speeds up to 100 Mhz. And with specs like N.E.X.T. of -43 db (worst pair), you can rest assured that these units will protect your 100Base-T, RS-422 or 100VG-AnyLan data lines... [See More]
- Mounting: Plug-in
- Device Type: SPD
from Time Mark Corporation
Transient/Surge Absorbers (TSAs) provide system designers with a cost effective method of protecting sensitive electrical and electronic equipment from damage caused by switching transients, coil and motor backlash, and near miss lightning strikes. There are 3 models available: single-phase (1P),... [See More]
- Mounting: Plug-in
- Technology: Metal Oxide Varistor
- Device Type: SPD; Single Phase
- Protected Lines: 1
from CITEL SURGE PROTECTION
The RAK series of Rack Mount and Wall Mount Standoff protectors will ensure the reliable operation of networked equipment connected to 10/100/1000BASE T Ethernet, PoE, Cable, CCTV, RS422, RS232, ISDN, T1, DDS, Dial-up and most other communication interfaces. [See More]
- Mounting: Plug-in
- Application: Network Applications
- Device Type: Dataline & DC Signal
- Clamping Voltage: 7.5 to 18
from Transtector Systems, Inc.
AC surge protector (also known as SPD or lightning protector) 1000-831 from Transtector is a module style SPD that utilizes state of the art MOV technology to protect critical equipment that operates on a 120 Vac electrical service. This surge protector provides effective protection against... [See More]
- Mounting: DIN Rail; Plug-in
- Technology: Metal Oxide Varistor
- Device Type: SPD; Lightning Arrestor
- Application: Network Applications; Medical Facilities; Computer Rooms; Electrical Panelboards, Industrial Automation, Switchgear, Motor Control Centers, Automatic Transfer Switches, Wastewater Treatment, Oil & Gas
from Electro Standards Laboratories
Model 303 protects your computer's data interface from destructive transient voltages caused by lightning, brownouts and rolling brownouts!. Sure-Guard Surge Suppressors are designed to limit transient voltages that damage hardware and disrupt data transmission between computers at the DB25 Serial... [See More]
- Mounting: Plug-in
- Application: Network Applications
- Device Type: SPD; Dataline & DC Signal
from GAIA Converter
The GAIA Converter limitor LGDS-300 is an ultra compact power adaptator module designed to allow operation during voltage transients and spikes, occuring in avionics or military systems. The LGDS-300 delivers an output voltage adapted to GAIA Converter DC/DC modules. This module is optimized to... [See More]
- Mounting: Plug-in; PCB
- Application: Telecom. Applications; Military, Aerospace
- Device Type: SPD
- Clamping Voltage: 42 to 80
from SFCable.com
3-Outlet Power Strip 0.66ft cord AC125V, 13Amp No surge protection UL listed [See More]
- Mounting: Plug-in
- Surge Current: 13
- Device Type: Plug-in Style
from MCG SURGE PROTECTION
MCG's rack-mount surge protectors (512H, 516H, etc.) are already internally con-. nected to the rack's metal framework. An additional ground wire is provided. for connection to the frame rack to insure continued excellent protection. [See More]
- Mounting: Wall/Panel; Device Mount; In-line or Integrally Attached; Plug-in
- Technology: Silicon Avalanche Diode; Gas Tubes; Hybrid
- Device Type: SPD; Dataline & DC Signal
- Application: Data Acquisition; Network Applications; Telecom. Applications; Medical Facilities; Computer Rooms
from Patton Electronics Co.
The Patton EPG Token Ring surge protectors guard 802.5 networks against data loss and hardware damage caused by data line transients. Working in conjunction with AC surge protectors, these devices intercept harmful data line transients and divert them safely to chassis ground before they can damage... [See More]
- Mounting: Plug-in
- Application: Network Applications
- Device Type: SPD
- Standards: IEEE
from Transtector Systems, Inc.
AC surge protector (also known as SPD or lightning protector) 1000-850 from Transtector is a module style SPD that utilizes state of the art SASD technology to protect critical equipment that operates on a 120 Vac electrical service. This surge protector provides effective protection against... [See More]
- Mounting: DIN Rail; Plug-in
- Technology: Silicon Avalanche Diode
- Device Type: SPD; Lightning Arrestor
- Application: Network Applications; Medical Facilities; Computer Rooms; Electrical Panelboards, Industrial Automation, Switchgear, Motor Control Centers, Automatic Transfer Switches, Wastewater Treatment, Oil & Gas
from Electro Standards Laboratories
Sure-Guard Plus Surge Suppressor 308 protects your computer's data interface from destructive transient voltages caused by lightning, brownouts and rolling brownouts!. Sure-Guard Model 308 Surge Suppressors are designed to limit transient voltages that damage hardware and disrupt data transmission... [See More]
- Mounting: Plug-in
- Application: Network Applications
- Device Type: SPD; Dataline & DC Signal
from GAIA Converter
The GAIA Converter pre-regulator PGDS-50 series designates a low profile power adaptator module designed to extend input bus voltage to meet system operation during voltage transients, spikes, cranking and drop out occuring in avionics or military systems. The PGDS-50 delivers an output voltage... [See More]
- Mounting: Plug-in; PCB
- Application: Telecom. Applications; Military, Aerospace
- Device Type: SPD
- Clamping Voltage: 10 to 37
from SFCable.com
This RF remote control surge protector allows you easily power off devices when not in use, saving both energy and money. A keychain remote switch allows you to turn off devices on 4 "remote controlled" outlets. Connect appliances that consume standby power such as TV or DVD player here. There are 2... [See More]
- Mounting: Plug-in
- Device Type: Plug-in Style
from Patton Electronics Co.
Features & Benefits. Combined Surge Handling Capability of 3,000 Watts. Diverts Harmful Transients to Chassis Ground through a Heavy-Duty Braided Metal Strap. Model 545 MF has One Male and One Female Twinax Connector for In-Line Hook-Up. Model 545 MFF is a Twinax T-Splitter and Surge Protector... [See More]
- Mounting: Plug-in
- Technology: Hybrid
- Device Type: SPD
from Transtector Systems, Inc.
AC surge protector (also known as SPD or lightning protector) 1000-851 from Transtector is a module style SPD that utilizes state of the art SASD technology to protect critical equipment that operates on a 240 Vac electrical service. This surge protector provides effective protection against... [See More]
- Mounting: DIN Rail; Plug-in
- Technology: Silicon Avalanche Diode
- Device Type: SPD; Lightning Arrestor
- Application: Network Applications; Medical Facilities; Computer Rooms; Electrical Panelboards, Industrial Automation, Switchgear, Motor Control Centers, Automatic Transfer Switches, Wastewater Treatment, Oil & Gas
from Electro Standards Laboratories
Model 316 protects your computer's data interface from destructive transient voltages caused by lightning, brownouts and rolling brownouts!. Sure-Guard Model 316 Surge Suppressors are designed to limit transient voltages that damage hardware and disrupt data transmission between computers at the... [See More]
- Mounting: Plug-in
- Application: Network Applications
- Device Type: SPD; Dataline & DC Signal
from SFCable.com
6 Outlet Power Strip Metal Case 3ft 14AWG/3 power cord 110V 15A 1875W 15A circut breaker. No surge protection. High impact metal housing [See More]
- Mounting: Plug-in
- Device Type: Plug-in Style
from Patton Electronics Co.
The Model 1050 AC Powered Asynchronous Short Range Modem is to our AC powered short haul line what the Model 1000 is to our interface powered line-a basic short haul at a great price! And the Model 1050 has the key features you need: optical isolation, a local loopback test mode, LED indicators and... [See More]
- Mounting: Plug-in
- Application: Serial Devices
- Device Type: SPD
from Transtector Systems, Inc.
AC surge protector (also known as SPD or lightning protector) 1000-860 from Transtector is a module style SPD that utilizes state of the art SASD technology to protect critical equipment that operates on a Replacement module electrical service. This surge protector pro-vides effective protection... [See More]
- Mounting: DIN Rail; Plug-in
- Technology: Metal Oxide Varistor; Silicon Avalanche Diode; Gas Tubes
- Device Type: SPD; Lightning Arrestor
- Application: Network Applications; Medical Facilities; Computer Rooms; Electrical Panelboards, Industrial Automation, Switchgear, Motor Control Centers, Automatic Transfer Switches, Wastewater Treatment, Oil & Gas
from SFCable.com
6 Outlet Power Strip Plastic Case. AC125V, 15Amp circuit breaker. 90J surge suppressor 12ft Cord. LED power-on indicator UL listed [See More]
- Mounting: Plug-in
- Surge Current: 15
- Device Type: Plug-in Style
from Patton Electronics Co.
Features & Benefits. Model 500 Protects Pins 2, 3, 7 and 20 (Pin 1 & Shell Connected to Ground). Model 501 Protects Pins 2, 3, 4, 5, 6, 7, 8 and 20 (Pin 1 & Shell Connected to Ground). Combined Surge Handling Capacity of 2400W (Mdl 500) or 4800W (Mdl 501). One Male and One Female... [See More]
- Mounting: Plug-in
- Application: Serial Devices
- Device Type: SPD
from SFCable.com
6 Outlet Surge Protector. AC125V, 15Amp circuit breaker 90J surge suppressor 3Ft Cord LED power-on indicator UL listed [See More]
- Mounting: Plug-in
- Surge Current: 15
- Device Type: Plug-in Style
from Patton Electronics Co.
Features & Benefits. Model 500 Protects Pins 2, 3, 7 and 20 (Pin 1 & Shell Connected to Ground). Model 501 Protects Pins 2, 3, 4, 5, 6, 7, 8 and 20 (Pin 1 & Shell Connected to Ground). Combined Surge Handling Capacity of 2400W (Mdl 500) or 4800W (Mdl 501). One Male and One Female... [See More]
- Mounting: Plug-in
- Technology: Hybrid
- Device Type: SPD
- Application: Serial Devices
from SFCable.com
6 Outlet Plug-In Surge Protector, 370 Joules UL. Plug-In Surge Protector. Surge protected wall-mounted adapters. 3-Wire NEMA 5-15 grounded outlets. High-impact ABS plastic housing. Brass grounding plug. 120VAC 15A 1875W. 3-MOV 3 line protection. UL Listed. [See More]
- Mounting: Wall/Panel; Plug-in
- Device Type: Plug-in Style
from Patton Electronics Co.
No one would think of their home as being secure if the front door were locked and the back door left wide open. Yet ArcNet users do the same thing every day: A UPS or AC protector guards the power supply of their workstation, while the LAN data port is unprotected! Surge energy traveling along the... [See More]
- Mounting: Plug-in
- Application: Network Applications
- Device Type: SPD
from SFCable.com
AC125V, 15A, 1875W, 60Hz UL listed [See More]
- Mounting: Plug-in
- Surge Current: 15
- Device Type: Plug-in Style
from Patton Electronics Co.
Features & Benefits. Model 510 Protects Four Wires on the RJ-11 Connector (Combined Surge Handling of 2400 Watts. Model 512 Protects Eight Wires on the RJ-45 Connector (Combined Surge Handling of 4800 Watts). Heavy Braided Ground Strap Diverts Surge Energy to Frame Ground. Clamping at 18 Volts... [See More]
- Mounting: Plug-in
- Application: Serial Devices
- Device Type: SPD
- Clamping Voltage: 7.5 to 18
from SFCable.com
6-Outlet 15A Power Strip, 14AWG AC125V, 15Amp circuit breaker. No surge suppressor 1.5ft Cord LED power-on indicator Protection Cover UL listed [See More]
- Mounting: Plug-in
- Surge Current: 15
- Device Type: Plug-in Style
from Patton Electronics Co.
The Patton EPG Model 503S universal surge protector guards any RS-232 system (synchronous or asynchronous) against data loss and hardware damage due to data line transients. There are many data line surge generators: lightning strikes, fluorescent lights, elevator motors, even UPSs. AC protection... [See More]
- Mounting: Plug-in
- Application: Serial Devices
- Device Type: SPD
from SFCable.com
6-Outlet Power Strip Plastic, Perpendicular. AC125V, 15Amp circuit breaker 90J surge suppressor 3ft Cord. LED power-on indicator UL listed. [See More]
- Mounting: Plug-in
- Device Type: Plug-in Style
from Patton Electronics Co.
The Patton EPG Model 509 is available in two versions: the 509/6 for protection of RS-422 equipment, and the 509/25 for protection of EIA-574 (RS-232) equipment. Both versions guard all 9 pins on the DB-9 interface and divert surge energy to their male and female D-shells. [See More]
- Mounting: Plug-in
- Application: Serial Devices
- Device Type: SPD
- Clamping Voltage: 7.5 to 28
from SFCable.com
6-Outlet Power Strip, Perpendicular AC125V, 15Amp circuit breaker. No surge suppressor. 10ft Cord. LED power-on indicator UL listed [See More]
- Mounting: Plug-in
- Device Type: Plug-in Style
from Patton Electronics Co.
The Patton Model 56X Series solves the dilemma of providing transient surge protection for multiple Ethernet 802.3 10Base-T ports spaced closely together on a hub. This compact box houses 4, 6, 8 or 12 surge protectors in a high density array. Matching input/output ports on the front and rear panels... [See More]
- Mounting: Plug-in
- Application: Network Applications
- Device Type: SPD
- Standards: IEEE
from SFCable.com
6 Outlet Surge Protector. AC125V, 15Amp circuit breaker 90J surge suppressor 6Ft Cord LED power-on indicator UL listed [See More]
- Mounting: Plug-in
- Surge Current: 15
- Device Type: Plug-in Style
from Patton Electronics Co.
Ethernet LANs are highly vulnerable to the harmful effects of data line transient surges: Lightning strikes, induced voltages from elevator motors and florescent lights, static discharges and even the normal functioning of UPS devices can all pose a threat to Ethernet data and hardware. AC surge... [See More]
- Mounting: Plug-in
- Technology: Silicon Avalanche Diode
- Device Type: SPD
- Application: Network Applications
from SFCable.com
This power managed surge protector allows you to automatically power on/off devices on 4 "slave" outlet following the on/off of the device on "master" outlet. For example, connect TV to the master, and DVD player and cable box to slave. When TV is turned on or off, the device senses it and turns on... [See More]
- Mounting: Plug-in
- Device Type: Plug-in Style
from Patton Electronics Co.
Features & Benefits. Seven LEDs Monitor RS-232 Signals. All 9 Pins are Wired Straight Through. Bright LEDs Have Great Color Intensity and a Wide Viewing Angle. Data Bias can be Inferred from the Intensity of the Colors. 1 Male & 1 Female DB-9 Connector [See More]
- Mounting: Plug-in
- Application: Serial Devices
- Device Type: SPD
- Clamping Voltage: 7.5 to 18
from SFCable.com
This 3-outlet Wall Surge Protector converts two outlets to three fireproof, surge-protected outlets. It also features two USB ports for charging your USB devices like smartphones, iPods, iPhones, MP3 players, and even iPads. [See More]
- Mounting: Plug-in
- Device Type: Plug-in Style
from Patton Electronics Co.
The Patton Model 51X Series is a convenient way to provide data line surge protection for hosts, terminal servers, or other multiport devices. Guarding either RS-232 or RS-422/485 equipment, the Model 51X Series houses 4, 6, 8 or 12 surge protectors in a high density array. A choice of two different... [See More]
- Mounting: Plug-in
- Application: Serial Devices
- Device Type: SPD
- Clamping Voltage: 11 to 27