Leviton 5243-W Duplex Toggle Switch with Grounding Screw, 120/277 Vac, 15 A, 1 P, White 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 to separate feeds