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by Hubbell Wiring Device-Kellems 

Catalog ID: HBL9451C

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.

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

Product Details


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
  • 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



Insulgrip Twist-Lock and Straight Blade Devices

Installation/Instruction Manual (IOM)

Engineering Drawing