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Hubbell HBL4779C - Locking Connector 15A 277V (L7-15R)

Hubbell
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Hubbell HBL4779C is a heavy-duty industrial female connector body designed for reliable power connections in demanding environments. It is rated for 15A at 277V AC, featuring a 2-pole, 3-wire grounding configuration with a twist-lock L7-15R design. This cord-mounted connector measures 2.78 inches in length and 1.53 inches in width, weighs 5.19 lb, and is constructed with an insulated nylon body and pressure terminal screws for secure wire termination. It complies with UL 498 and CSA C22.2 standards, ensuring robust dielectric strength of 2,000V minimum and an operating temperature range of -40°C to 75°C. Typical applications include industrial power distribution in indoor dry locations where protected, suitable for manufacturing facilities and commercial settings.

Key Features & Specifications
  • Type: Locking Devices
  • Family: HBL
  • Amperage: 15A
  • Voltage: 277V AC
  • Poles: 2
  • Wires: 3 (including ground)
  • Mounting Type: Cord mounted
  • Interrupt Rating: Certified for current interrupting at full rated current
  • Certifications: UL 498, CSA C22.2
  • Material: Nylon
  • Color: Black, White
  • Cord Range: 0.230"–0.720" (5.8–18.3 mm)
  • Dielectric Strength: 2,000V minimum
  • Operating Temperature: -40°C to 75°C
  • Dimensions: 2.78 in L x 1.53 in W
  • Weight: 5.19 lb


Product Identification
  • UPC: 783585171906
  • GTIN: 00783585171906