Hubbell Wiring Devices HBL3763C 50 Amp 600 VAC and 250 VDC 2-Pole 3-Wire Nylon Locking Plug
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Manufacturer Hubbell / Kellems
Mfg Catalog # HBL3763C
North Coast Part # 217577


  • Super tough nylon housing offers better impact qualities
  • Stainless steel shroud protects contacts and prevents mismating
  • Heavy duty two-piece external cord clamp provides maximum strain relief
  • Box terminal with hex socket threaded slug, permits high clamping pressure on conductors without damaging strands
  • Thermoplastic polyester interior provides heat resistance and impact strength



  • Application: Extra Heavy Duty Industrial
  • Color: Black, White
  • Cord Range: .830"-1.250"(21.08-31.75)
  • Environmental Conditions: Indoor Dry Unless Protected By Additional Means
  • Item Type: 50A Insulgrip® Plug
  • Material: Nylon
  • Material - Mounting Hardware: Cord Mounted
  • Number Of Poles: 2-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 - HB or better | Environmental - Operating Temperatures - Maximum continuous 75°C minimum –40°C (w/o impact) | Mechanical - Terminal Accommodation - #10 AWG - #6 AWG stranded copper wire only
  • Type: Plugs
  • UPC: 783585235615


  • Dimensions: 2.56 in x 2.56 in x 6.37 in
  • Display Size: Standard Sized
  • Height: 6.37 in
  • Length: 2.56 in
  • Weight: 1.20 lb
  • Width: 2.56 in

Electrical Ratings

  • Amperage Rating: 50 A
  • Connectivity: Pressure Terminal Screws
  • Current / Amperage Rating: 50 A
  • Current Rating: 50 A
  • Dielectric Strength: Withstands 2,000V minimum
  • Phase: Single Phase
  • Voltage Rating: 250 VDC/600 VAC
  • Voltage Rating Description: 250 VDC/600 VAC
  • Wattage: 30000 W

Conductor Related

  • Cable Range: 0.830 - 1.250 in
  • Cord Type: All Listed Portables
  • Number Of Wires: 3-Wire
  • Wire Size: #8 AWG to #4 AWG

Certifications and Compliance

  • Industry Standard(s): Certified to CSA C22.2 No.42 | Listed to UL 498


  • Carton Quantity: 10


UPC 78358523561
GTiN 00783585235615
Length 2.56 in
Width 2.56 in
Size Standard Sized
Color Black/White
Voltage 600 Volt
Type Insulgrip, Standard Sized, Straight Angled
Material Plastic
Conductor Size 6 AWG
Cord Type Portable
Applications Extra Heavy Duty Industrial Application
Mounting Type Cord
Height 6.37 in
Weight 1.20 lb
Wire Size 6 AWG
Wattage 30 kW
Family Brand Name Hubbell Wiring Device Kellems
Carton Qty 10
Grounding Yes
TC Connection Pressure Screw Terminal
Current 50 A
Environmental Conditions Indoor Dry Unless Protected by Additional Means
Number of Poles 2 Pole
Number of Wires 4
Sub Brand Twist-Lock, Insulgrip
Standard CSA C22.2 No.42,UL 498

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