This Hubbell heavy-duty straight blade male plug provides a 50 A, 125/250 V grounding connection for industrial and commercial power applications. Its tough nylon housing and gripping ribs provide a secure handling surface, while permanently moulded ratings keep essential device information easy to identify.

Key Features

  • Industrial Power Connection: Rated 50 A at 125/250 V with a NEMA 14-50P, 3-pole, 4-wire grounding configuration.
  • Secure Grip: Housing ribs provide a defined gripping area for handling the plug.
  • Tough Nylon Housing: Supertough nylon construction supports heavy-duty industrial and commercial use.
  • Permanent Identification: Ratings and certification markings are moulded into the face for lasting reference.
  • Defined Wiring Range: Terminals accommodate #12 through #4 AWG copper conductors only, with a cord diameter range of 0.625–1.310 in.

Specifications

Device Type Heavy-duty industrial/commercial-grade straight blade male plug
Current Rating 50 A
Voltage Rating 125/250 V
NEMA Configuration 14-50P
Poles / Wires 3-pole, 4-wire grounding
Maximum Horsepower 3 hp
Conductor Range #12 through #4 AWG, copper wire only
Cord Diameter Range 0.625–1.310 in.
Housing / Colour Supertough nylon / Black
Component Materials Reinforced thermoplastic polyester blade holder; brass blades; copper alloy box terminals; stainless steel mounting screw
Current Interrupting Certified for current interrupting at full rated current
Dielectric Strength Withstands 2,000 V minimum
Flammability Rating UL 94 HB
IP Rating IP20
Operating Temperature Maximum continuous 75°C; minimum -40°C without impact
Terminal Identification Terminals identified in accordance with UL 498 and CSA
Dimensions (L × W × H) 4.13 × 2.88 × 2.88 in.
Weight 0.85 lb