Locking Receptacle, L16-20R, 20 A, 480V AC, Three Phase, 3 Pole, Flush Mount, Screw Terminals

The HUBBELL 20A Twist-Lock Receptacle L16-20R is a locking receptacle intended for use in industrial settings, rated for 20 amps and 480V AC in three-phase applications. It features a twist-lock mechanism provides a locking connection and is suitable for indoor, dry locations where reliable power delivery is required. The device supports both back and side wiring with screw terminals, accommodating #16 AWG to #8 AWG solid or stranded copper wire.

Key Features of the HUBBELL 20A Twist-Lock Receptacle L16-20R:

• NEMA Configuration: L16-20R (3-pole, 4-wire)


• Voltage/Current Rating: Rated for 480V AC, 20 A


• Wiring Style: Standard wiring with wire restraint recess at terminals reduces terminal loosening


• Material Construction: Housing made from nylon; contacts and spring are brass


• Mounting Type: Flush mount; includes mounting hardware


• Operating Temperature Range: -40°F to 167°F (-40°C to +75°C continuous)


• Coding & Identification: Face color coding by voltage aids correct mating of devices


• Grounding System: All-brass mounting and grounding system features corrosion resistance


• Screw Terminals accept #16–#8 AWG copper wire only


• Standards Compliance: UL 498 listed, CSA Certified C22.2 No.42, Federal Specification W-C-596 compliant