Air Pressure Switch Application Energy Management HVAC Contact Form SPDT Housing Type Conduit Box Input Voltage 277V AC Maximum Differential Pressure Setting 0.8 in wc Maximum Operating Temperature 180 Degrees F Maximum Pressure Rating 0.5 psi Maximum Pressure Setting 12 in wc Minimum Differential Pressure Setting 0.02 in wc Minimum Operating Temperature -40 Degrees F Minimum Pressure Setting 0.05 in wc Mounting Orientation Vertical Number of Switches 1 Overall Depth 3 1/4 in