AC quiet switches have silver alloy contacts and receptacles have double-wire contacts for maximum conductivity All devices have a grounding screw Terminal screws accept up to No. 12 AWG copper or copper-clad wire Fits standard wallboxes Break-off tabs on devices with switches permit conversion...

WH REC 4IN1 HG 2PO 3WI IG 20A125V 15-20 Amp Duplex Configurations Available Extra Heavy-Duty, T-type triple-wipe bronze contacts for maximum performance Contact Material: Copper-Alloy