White Rodgers Refrigeration Temperature Control, -20F To 50F Range, for 2 Circuit Hook-ups (8' Capillary)

Refrigeration Temperature Control for two circuit hook-ups Specifications -20 to +50°F Range 3 Degree F To 25 Degree F Adjustable Differential 8' Capillary SPST Close On Rise Features Hydraulic action element. Dustproof steel case with top and bottom knockouts. Temperature dial graduated in Degrees F and Degrees C and can be adjusted through cover. High electrical ratings allow operation of most equipment without use of relays or motor starters. Type 1609-90 - For use in zoning systems where all thermostats control a common compressor and a separate solenoid refrigerant valve in each zone