Locking Connector, Non-NEMA, 50 A, 250V DC/600V AC, Three Phase, 3 Pole, Screw Terminals, Black

The HUBBELL 50A Twist-Lock Connector is a locking connector designed for industrial and commercial electrical applications requiring secure power connections. It features a three-pole, four-wire configuration and is rated for up to 50 amps at 600VAC or 250VDC. The connector body is constructed from nylon housing, with brass contacts and screw terminals for wire connection. Suitable for indoor use in dry locations, this device supports cable diameters from 0.750 in to 1.125 in and accommodates wire sizes between 8 AWG and 4 AWG.

Key Features of the HUBBELL - 50A Twist-Lock Connector:

• Body Material: Black nylon housing provides durability against physical impacts.


• Contact Material: Brass contacts provide electrical conductivity.


• Cord Size Compatibility: Accepts cords ranging from 0.750 in to 1.125 in diameter; maximum cable diameter of 1.25 in; minimum cable diameter of 0.83 in.


• Wire Size Range: Supports wire sizes from minimum of 8 AWG to maximum of 4 AWG.


• Current/Voltage Rating: Rated for up to 50 A at either up to 600VAC or up to 250VDC.


• Operating Temperature Range: Designed for operation between -40°C and +75°C; maximum temperature rise +30°C under specified overload conditions.


• Screw Terminals: Standard wiring style with screw terminal connections accommodate conductor attachment; features box terminal design with hex socket threaded slug.


• NEMA Configuration: Where specific NEMA standards are not required.


• Flame Resistance & Standards Compliance: Meets UL HB flammability rating; CSA Certified C22.2 No.42, UL498 listed product standards compliance ensures suitability within regulated installations.