Extra heavy-duty hospital grade duplex tamper-resistant receptacle. Nylon face and body. Nickel-plated brass triple-wipe 0.031 inch thick line contact. Nickel-plated brass 10-32 terminal screws. Nickel-plated brass 8-32 grounding screw. Nickel-plated brass yoke. Nickel-plated brass clamp nut. Nickel-plated brass ground clip. Nickel-plated brass strap. 1 HP rating. 20 A, 125 V, NEMA-5-20R, 2-pole, 3-wire. Back and side termination. Withstands 2000 V per UL498 dielectric voltage. Full rated current limiting. -40 to 60..C operating temperature. 8-hole feedthrough.