Air Sensing Switch, Application Energy Management, HVAC, Contact Form SPDT, Electrical Connection Type Hardwired, Electrical Rating 15 A Non-Inductive to 277V AC, 300 VA Pilot Duty @ 115 to 277V AC, Housing Material Steel, Housing Type Conduit Box, Includes (2) Slip-On Tubing Adapters, Mounting Screws, Input Voltage 277V AC, Maximum Differential Pressure Setting 0.8 in wc, Maximum Operating Temperature 180 Degrees F, Maximum Pressure Setting 12 in wc. This item has been restricted from sale in the following state (s): []