White-Rodgers 770-1 Heating Control Air Pressure Switch

Heating Control Air Pressure Switch; Item Air Pressure Switch, Dual Purpose, Differential; Used On Electronic Air Cleaner, Natural Draft Burner, Induced Draft Burner, Power Humidifier, Process Drying, Refrigeration Equipment, Duct Strip Heater; Voltage Rating 120/240/277 Volt AC at 15 Amp Resistive (Non-Inductive), 125 to 277 Volt AC 300 Volt Amp; Power Rating 1/2 HP at 125 Volt AC; Pressure Rating 1/2 PSI; Switch Type SPDT; Temperature Rating -40 to 180 Deg F; Adjustable Operating Range 0.05 to 12 WC; Approval UL, CSA