1" WC to match specific appliance flue requirements

allowing technicians to utilize existing hardware or select specific bolt-on connections

diaphragm/seat assembly

For technicians performing field wiring repairs or preventative maintenance

Multi-Speed Versatility: 3-speed taps provide field flexibility for heating and cooling transitions

ClimateMaster 33B0015N01 Expansion Valve 320788-704 1" WC to match specificThe ClimateMaster 33B0015N01 Expansion Valve is a critical OEM replacement part engineered specifically for high efficiency geothermal heat pump systems. As a genuine thermostatic expansion valve (TXV), this component provides precise refrigerant flow control by modulating the volume of liquid refrigerant entering the evaporator coil based on the thermal load. By maintaining an optimal superheat across varying operating conditions, the 33B0015N01