18-30Vac Defrost Control Board with 10 Minute Fixed Defrost Time, 30/60/90 Minute Pin Selectable Interval Timings, and 24Vac Output for Reversing Valve or Strip Heat
18-30Vac Input Voltage Low Ambient Head Pressure Control with 120-480Vac Output Voltage, .1-5 Second Adjustable Hard Start, Low Speed Cutoff, High Temperature Bypass, and Heat Pump Bypass