This extra-heavy-duty industrial duplex receptacle is rated 20 A at 125 V with a 2-pole, 3-wire grounding NEMA 5-20R configuration. Its nylon face, PBT base, one-piece brass grounding strap and triple-wipe contacts support reliable service in demanding indoor applications. Back and side screw terminals accept #14 to #10 AWG copper conductors, and the self-grounding design simplifies installation.