this genuine OEM part ensures your furnace operates safely and efficiently when transitioning from natural gas to liquid propane

providing excellent corrosion resistance and long-term reliability in closed-loop chilled or hot water applications

It is intended for applications where the existing harness is intact or a new custom harness is sourced separately

When troubleshooting 10-second cyclical LED flash codes or communication errors

including 1/2" and 3/4" configurations

ClimateMaster 13B0004N01 Relay 322055-301 this genuine OEM part ensuresThe ClimateMaster 13B0004N01 Relay is a heavy duty DPDT switching relay designed for demanding HVACR control circuits. Engineered for 24VAC coil operation, this component provides reliable isolation and simultaneous control of two independent circuits. With a robust 22 amp current rating, it is primarily utilized in ClimateMaster heat pumps, air handlers, and geothermal systems to sequence high load components such as blower motors, compressors, and