Toggle Switch Contact Form SPST Number of Connections 2 Switch Function On/Off AC Contact Rating 15A @ 277V AC 20A @ 125V AC HP 2 hp Terminals Quick Connect Mounting Hole 0.50 in dia Actuator Style Bat Actuator Length 0.75 in Stem Length 0.5 in Stem Dia and Thread Size M12 x 1 Operating Temp Range 185 Degrees F Standards UL