Air Sensing Switch Application Energy Management HVAC Contact Form SPDT Electrical Connection Type Hardwired Electrical Rating 1/2 A @ 125V DC 1/2 hp @ 250V DC 1/4 A @ 250V DC 1/4 hp @ 125V AC 15A @ 125/250/277V AC Housing Material Steel Housing Type Conduit Box Includes (2) Slip-On Tubing Adapters Mounting Screws Input Voltage 480V AC Maximum Differential Pressure Setting 0.8 in wc Maximum Operating Temperature 180 Degrees F Maximum Pressure Setting 12 in wc