White-Rodgers 47D40-801 Heat Pump Defrost Demand Control Board, Replacement for Rheem Feature_Flame-Resistant Pipe Capacity: 1/4-2"

Pipe Capacity:  1/4-2"

Dipped Handle

TYPICAL APPLICATIONS

resistance

Rechargeable headlamp attaches directly to Klein® Hard Hats (equipped with bracket system)

White-Rodgers 47D40-801 Heat Pump Defrost Demand Control Board, Replacement for Rheem Feature_Flame-Resistant Pipe Capacity: 1/4-2"White Rodgers 47D40 801 Heat Pump Defrost Demand Control Board, Replacement for Rheem The 47D40 801 control is a microprocessor based demand defrost controller intended for Rheem heat pump systems. This controller uses basic differential temperature means to detect degradation of system performance due to ice build up on the outdoor coil. The controller uses self calibrating principles to calibrate to the heat pump system. The defrosting is performed