Locking Connector, Non-NEMA, 50 A, 125/250V AC, Single Phase, 3 Pole, Screw Terminals, Black, White

The HUBBELL 50A Twist-Lock Connector is a locking connector rated for use in industrial and commercial electrical applications. It features a twist-lock mechanism with 3 poles and 4 wires, rated for 50 amps at 125/250V AC. The connector is constructed with a nylon housing and thermoplastic polyester interior; see specifications for material properties. Suitable for use with stranded copper wire ranging from #10 AWG to #6 AWG, it accommodates cable diameters between 0.83" and 1.25".

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

• Amperage/Voltage Rating: Rated for up to 50 A at 125/250V AC single phase.


• Construction: Heavy-duty black nylon body with insulated housing; thermoplastic polyester interior enhances durability.


• Cable & Cord Range: Accepts cables from .830" to 1.250" diameter; suitable for cord sizes from .750" to 1.125".


• Wire Compatibility: Designed for #10 AWG to #6 AWG stranded copper wire only.


• Connection Type: Screw terminals are used for conductor attachment; box terminal is designed to clamp conductors securely.


• Strain Relief: Two-piece external cord clamp provides strain relief by gripping both conductors and jacket.


• Operating Temperature Range: Rated operating temperature range: -40°C (without impact) to +75°C.


• Standards Compliance: Certified to CSA C22.2 No.42; listed to UL 498 standards.


• NEMA Configuration: Non-NEMA twist-lock design with grounded connection orientation (straight).