Leviton 5224-2W 15 Amp, 120/277 Volt, Duplex Style Single-Pole/Single-Pole AC Combination Switch, Grounding, White AC quiet switches have silver-cadmium oxide 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