White-Rodgers 47D40-801 Heat Pump Defrost Demand Control Board, Replacement for Rheem Feature_Flame-Resistant SPECIFICATIONS: HP: 3/4 - 1/5

SPECIFICATIONS: HP: 3/4 - 1/5 Voltage: 115 RPM: 1075 Speeds: 4 Capacitor MFD: 20

Pipe Capacity:  1/4-2"

3 forms of AC/DC voltage indication: light

resistance

Hilmor 1947970 3 CFM Vacuum Pump

White-Rodgers 47D40-801 Heat Pump Defrost Demand Control Board, Replacement for Rheem Feature_Flame-Resistant SPECIFICATIONS: HP: 3/4 - 1/5White 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