15 A. 120/277 V. High quality, long life switch, side wired. Commercial spec grade. Quiet, reliable mechanical action. Captive mounting screws for fast installation. Large-head terminal screws backed out and staked for fast wiring of up to no.10 copper/copper-clad wire. Grouding screw included. Heavy gauge rust-resistant steel mounting strap. Convenient break-off plaster ears for best alignment. Large silver-cadmium oxide contacts for maximum conductivity.