Hubbell Wiring Devices HBL9451C 50 Amp 125/250 Volt 3-Pole 4-Wire NEMA 14-50P Black and White Straight Blade Plug
Usually available within 8 to 12 Days
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Manufacturer Hubbell Wiring Device
Mfg Catalog # HBL9451C
World Electric Part # 222


  • Gripping ribs provide secure gripping area
  • Supertough nylon housing
  • Catalog number, ratings and certifications molded in face



  • Color: Black
  • Cord Range: 0.625"-1.310"
  • Horsepower - Maximum: 3
  • Material: Nylon
  • Number Of Poles: 3-Pole
  • OEM Brand Name: Hubbell Wiring Device-Kellems
  • Operating Temperature: Maximum continuous 75°C and minimum -40°C without Impact
  • Performance: Electrical - Current Interrupting - Certified for current interrupting at full rated current | Electrical - Dielectric Voltage - Withstands 2,000V minimum | Environmental - Flammability - UL 94 HB | Environmental - IP Suitability - IP20 | Environmental - Operating Temperatures - Maximum continuous 75°C, minimum -40°C (w/o impact) | Mechanical - Product Identification - Ratings are a permanent part of the device | Mechanical - Terminal Accommodation - #12 AWG through #4 AWG copper wire only | Mechanical - Terminal Identification - Terminals identified in accordance with UL 498 and CSA
  • Type: Plug
  • UPC: 783585015323


  • Dimensions: 4.13 in x 2.88 in x 2.88 in
  • Height: 2.88 in
  • Length: 4.13 in
  • Weight: 0.85 lb
  • Width: 2.88 in

Electrical Ratings

  • Amperage Rating: 50 A
  • Current / Amperage Rating: 50 A
  • Current Rating: 50 A
  • Dielectric Strength: Withstands 2,000V minimum
  • Voltage Rating: 125 V | 250 V
  • Voltage Rating Description: 125/250 V

Conductor Related

  • Number Of Wires: 4-Wire
  • Wire Size: #12 AWG to #4 AWG

Certifications and Compliance

  • Industry Standard(s): CSA Certified | UL Listed File E1706
  • Nema Rating: 14-50P


  • Carton Quantity: 5


UPC 78358501532
Product Description Straight Blade Devices, Male Plug, Nylon, Heavy Duty, Industrial/Commercial Grade, Straight, 3-Pole 4-Wire Grounding, 50A 125/250V, 14-50P, Black, Single Pack.
GTiN 00783585015323
Length 4.13 in
Width 2.88 in
Size Standard Sized
Color Black/White
Voltage 125 V
Type Insulgrip, Standard Sized
Material Composite
Conductor Size 12-4 AWG
Cord Type Portable
Applications Industrial/Commercial
Mounting Type Surface
Height 2.88 in
Weight 0.85 lb
Wire Size 12-4 AWG
Wattage 12,500 Watt
Family Brand Name Hubbell Wiring Device Kellems
Grounding Yes
TC Connection Terminal Screws
Current 50 A
Environmental Conditions Indoor Dry Unless Protected by Additional Means
Number of Poles 3 Pole
Number of Wires 4
Sub Brand Insulgrip
Standard UL,File E1706,CSA

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