Air Sensing Switch, Application Residential Furnaces, Contact Form SPDT, Electrical Connection Type Hardwired, Electrical Rating 1/10 hp @ 120 to 277V AC, 125 VA Pilot Duty @ 120V AC, 28 VA Pilot Duty @ 24V AC, Housing Material Plastic, Housing Type Open Mounted, Includes (4) Color-Coded Orifices, (5) Color-Coded Springs, Angle Mounting Brackets, Black Set Point Screw, Field Adjustable Switch, Mounting Bracket, Hex Key, Mounting Screws, Input Voltage 277V AC