Open Power Relay, Coil Voltage 12V AC, Contact Form SPST-NO, Electrical Connection Screw Clamp, Number of Pins 4, Status Indicator No Indicator, Contact Rating (AC) 10 A @ 480/600V, Horsepower @ 120V AC 2 hp, Horsepower @ 240V AC Not Rated, Mounting Style Surface, Body Depth 2.5 in, Body Height 2.3 in, Body Width 2.5 in, Contact Material Silver Cadmium Oxide, For Use With Air Handling, Elevators, HVAC Equipment, Machine Tools