Polarized AC Power Cords
Description
Polarized AC power cords are designed to ensure that the energized and neutral conductors are always matched. This design feature is crucial for maintaining electrical safety in various devices, particularly in appliances, by slightly reducing the risk of electric shock.
Working Principle
Polarized AC power cords work by ensuring that the plug can only be inserted into an outlet in one orientation. This is achieved through the design of the plug, where one blade is wider than the other. This configuration ensures that the energized (hot) wire is connected to the correct terminal in the device, while the neutral wire is connected to the appropriate terminal. This alignment is essential for the safe operation of electrical devices, as it helps prevent potential electrical hazards.
Applications
Polarized AC power cords are commonly used in household appliances and electronic devices where safety is a priority. For example, they are often found in lamps, televisions, and other consumer electronics that require a consistent and safe power supply.
Advantages over other AC Power Cords
One of the primary advantages of polarized AC power cords over non-polarized cords is their enhanced safety feature. By ensuring the correct alignment of the energized and neutral wires, polarized cords reduce the risk of electric shock and improve the overall safety of the connected devices.
Limitations
A limitation of polarized AC power cords is that they can only be used with outlets that accommodate their specific plug design. This means that they may not be compatible with older or non-standard outlets, which can limit their usability in certain environments.
Considerations
When selecting polarized AC power cords, it is important to consider the environment in which they will be used. The durability and longevity of the cord are significantly influenced by the quality of the jacket, which protects the wires from temperature changes, moisture, and other potentially damaging conditions. Additionally, the initial cost and maintenance expenses should be evaluated to ensure that the cords meet the specific needs of the application while providing reliable and safe performance.
from Interpower
Current Rating: 10A. Voltage Rating: 125VAC. Length: 2.50m/8.2ft. Temperature Rating: -20 ° ºC to 60 ° ºC. Plug Type: NEMA 1-15. Plug Color: Black. Connector Type: IEC 60320 C17. Connector Color: Black. Cable Style: North Am. Conductor Size: 18 AWG. Number of Conductors: 2. Cond. [See More]
- Polarization: Polarized
- Male End Type: NEMA 1-15P; NEMA 1-15
- Number of Conductors: 2; 2
- Cord Length: 98.43
from BRIM Electronics, Inc.
General all-purpose power supply cord for small appliances, lamps, radios, tools, machines, etc. Cords are 18/2 SPT-1 60 °C PVC with a molded standard male plug or polarized molded male plug one end, brass blades. Other end, cord is slit, conductor insulation stripped back 1/2", bulk packaged. [See More]
- Polarization: Polarized; Nonpolarized
- Cord Length: 72 to 96
- Male End Type: Standard Molded Male Plugwith Brass Blades at One End
- Wire Shape: Round
from Qualtek Electronics Corp.
North American Power Cord. NEMA 1-15P Polarized to IEC 60320 C7 Polarized. Features: Cordage: SPT-2, 18AWG / 2C, Unshielded. Temperature Rating: 105C. Rating: 125VAC, 7A. Jacket Color: Black. Plug: NEMA 1-15P Polarized. Other End: IEC 60320 C7 Polarized. Approvals: UL, cUL. Length: 72 inches [See More]
- Polarization: Polarized
- Male End Type: NEMA 1-15P
- Number of Conductors: 2
- Cord Length: 72
from Interpower
Current Rating: 10A. Voltage Rating: 125VAC. Length: 2.50m/8.2ft. Temperature Rating: -20 ° ºC to 60 ° ºC. Plug Type: NEMA 1-15. Plug Color: Black. Connector Type: IEC 60320 C17. Connector Color: Black. Cable Style: North Am. Conductor Size: 18 AWG. Number of Conductors: 2. Cond. [See More]
- Polarization: Polarized
- Male End Type: NEMA 1-15P; NEMA 1-15
- Number of Conductors: 2; 2
- Cord Length: 98.43
from Qualtek Electronics Corp.
North American Power Cord. NEMA 1-15P Polarized to IEC 60320 C7 Polarized. Features: Cordage: SPT-2, 18AWG / 2C, Unshielded. Temperature Rating: 105C. Rating: 125VAC, 7A. Jacket Color: Black. Plug: NEMA 1-15P Polarized. Other End: IEC 60320 C7 Polarized. Approvals: UL, cUL. Length: 96 inches [See More]
- Polarization: Polarized
- Male End Type: NEMA 1-15P
- Number of Conductors: 2
- Cord Length: 96
from Interpower
Current Rating: 10A. Voltage Rating: 125VAC. Length: 2.50m/8.2ft. Temperature Rating: -20 ° ºC to 60 ° ºC. Plug Type: NEMA 1-15. Plug Color: Black. Connector Type: IEC 60320 C17. Connector Color: Black. Cable Style: North Am. Conductor Size: 18 AWG. Number of Conductors: 2. Cond. [See More]
- Polarization: Polarized
- Male End Type: NEMA 1-15P; NEMA 1-15
- Number of Conductors: 2; 2
- Cord Length: 98.43
from Qualtek Electronics Corp.
North American Power Cord. 223052-01 NEMA 1-15P Polarized to IEC 60320 C7. Features: Cordage: SPT-2, 18AWG / 2C, Unshielded. Temperature Rating: 105C. Rating: 125VAC, 7A. Jacket Color: Black. Plug: NEMA 1-15P Polarized. Other End: IEC 60320 C7. Approvals: UL, cUL. Length: 39 inches [See More]
- Polarization: Polarized
- Male End Type: NEMA 1-15P
- Number of Conductors: 2
- Cord Length: 39
from Interpower
Current Rating: 13A. Voltage Rating: 125VAC. Length: 2.44m/8.0ft. Temperature Rating: -35 ºC to 60 ºC. Plug Type: NEMA 1-15. Plug Color: Black. Cable Style: North Am. Conductor Size: 16 AWG. Number of Conductors: 2. Cond. Color Code: Black/White. Cable Type: SJT. Cable Color: Black. Cable... [See More]
- Polarization: Polarized
- Male End Type: NEMA 1-15P; NEMA 1-15
- Number of Conductors: 2; 2
- Cord Length: 96.06
from Qualtek Electronics Corp.
North American Power Cord. NEMA 1-15P Polarized to Split 1 1/2", Strip 5/8". Features: Cordage: SPT-1, 18AWG / 2C, Unshielded. Temperature Rating: 60C. Rating: 125VAC, 10A. Jacket Color: Black. Plug: NEMA 1-15P Polarized. Other End: Split 1 1/2", Strip 5/8". Approvals: UL, cUL. Length: 72 inches [See More]
- Polarization: Polarized
- Male End Type: NEMA 1-15P
- Number of Conductors: 2
- Cord Length: 72
from Qualtek Electronics Corp.
North American Power Cord. NEMA 1-15P Polarized to Split 1 1/2", Strip 5/8". Features: Cordage: SPT-1, 18AWG / 2C, Unshielded. Temperature Rating: 60C. Rating: 125VAC, 10A. Jacket Color: Brown. Plug: NEMA 1-15P Polarized. Other End: Split 1 1/2", Strip 5/8". Approvals: UL, cUL. Length: 72 inches [See More]
- Polarization: Polarized
- Male End Type: NEMA 1-15P
- Number of Conductors: 2
- Cord Length: 72
from Qualtek Electronics Corp.
North American Power Cord. NEMA 1-15P Polarized to Split 1 1/2", Strip 5/8". Features: Cordage: SPT-1, 18AWG / 2C, Unshielded. Temperature Rating: 60C. Rating: 125VAC, 10A. Jacket Color: White. Plug: NEMA 1-15P Polarized. Other End: Split 1 1/2", Strip 5/8". Approvals: UL, cUL. Length: 72 inches [See More]
- Polarization: Polarized
- Male End Type: NEMA 1-15P
- Number of Conductors: 2
- Cord Length: 72
from Qualtek Electronics Corp.
North American Power Cord. NEMA 1-15P Polarized to Split 2", Strip 5/8". Features: Cordage: SPT-1, 18AWG / 2C, Unshielded. Temperature Rating: 105C. Rating: 125VAC, 10A. Jacket Color: White. Plug: NEMA 1-15P Polarized. Other End: Split 2", Strip 5/8". Approvals: UL, cUL. Length: 39 inches [See More]
- Polarization: Polarized
- Male End Type: NEMA 1-15P
- Number of Conductors: 2
- Cord Length: 39
from Mega Electronics, Inc.
C7 Connector [See More]
- Polarization: Polarized
- Male End Type: NEMA 1-15P
- Number of Conductors: 2
- Female End Type: IEC 320-C7
from Carrio Cabling Corp.
Carrio Cabling can build your custom power cords with any one of a vast number of ends [See More]
- Polarization: Polarized; Nonpolarized
- Male End Type: NEMA 5-15P
- Number of Conductors: 2 (optional feature); 3
- Female End Type: NEMA 5-15R
from Interact Power, Inc.
These are a 120VAC, 230VAC single phase and 120/208VAC three phase, 70" long power distribution strips that is 1 "U" (1 3/4") high and 2.50" deep. The 500 series PDU strips have forty-two (42) NEMA 5-20R or 6-20R receptacles on the panel. This series comes standard with circuit breakers. The 500... [See More]
- Polarization: Polarized
- Male End Type: AS 3112; NZS 3112
- Number of Conductors: 3
- Female End Type: IEC-320-C19
from Interact Power, Inc.
These are a 120VAC, 230VAC single phase and 120/208VAC three phase, 70" long power distribution strips that is 1 "U" (1 3/4") high and 2.50" deep. The 500 series PDU strips have forty-two (42) NEMA 5-20R or 6-20R receptacles on the panel. This series comes standard with circuit breakers. The 500... [See More]
- Polarization: Polarized
- Male End Type: BS 1363; BS 1363A
- Number of Conductors: 3
- Female End Type: IEC-320-C19
from Interact Power, Inc.
These are a 120VAC, 230VAC single phase and 120/208VAC three phase, 70" long power distribution strips that is 1 "U" (1 3/4") high and 2.50" deep. The 500 series PDU strips have forty-two (42) NEMA 5-20R or 6-20R receptacles on the panel. This series comes standard with circuit breakers. The 500... [See More]
- Polarization: Polarized
- Male End Type: BS 546
- Number of Conductors: 3
- Female End Type: IEC-320-C19
from Interact Power, Inc.
These are a 120VAC, 230VAC single phase and 120/208VAC three phase, 70" long power distribution strips that is 1 "U" (1 3/4") high and 2.50" deep. The 500 series PDU strips have forty-two (42) NEMA 5-20R or 6-20R receptacles on the panel. This series comes standard with circuit breakers. The 500... [See More]
- Polarization: Polarized
- Male End Type: C13
- Number of Conductors: 3
- Female End Type: C14
from Interact Power, Inc.
These are a 120VAC, 230VAC single phase and 120/208VAC three phase, 70" long power distribution strips that is 1 "U" (1 3/4") high and 2.50" deep. The 500 series PDU strips have forty-two (42) NEMA 5-20R or 6-20R receptacles on the panel. This series comes standard with circuit breakers. The 500... [See More]
- Polarization: Polarized
- Male End Type: C13
- Number of Conductors: 3
- Female End Type: NEMA 5-15P
from Interact Power, Inc.
These are a 120VAC, 230VAC single phase and 120/208VAC three phase, 70" long power distribution strips that is 1 "U" (1 3/4") high and 2.50" deep. The 500 series PDU strips have forty-two (42) NEMA 5-20R or 6-20R receptacles on the panel. This series comes standard with circuit breakers. The 500... [See More]
- Polarization: Polarized
- Male End Type: C13
- Number of Conductors: 3
- Female End Type: NEMA 6-15P
from Interact Power, Inc.
These are a 120VAC, 230VAC single phase and 120/208VAC three phase, 70" long power distribution strips that is 1 "U" (1 3/4") high and 2.50" deep. The 500 series PDU strips have forty-two (42) NEMA 5-20R or 6-20R receptacles on the panel. This series comes standard with circuit breakers. The 500... [See More]
- Polarization: Polarized
- Male End Type: Male Hard Wired Stripped
- Number of Conductors: 3
- Female End Type: IEC-320-C19