Lennox 25W22 TXV 320074-702 1/10 HP design to withstand

1/10 HP design to withstand peak summer cooling loads

Broad Compatibility: Direct-fit for Lochinvar OA400-801 outdoor condensing water heaters and select A

it is not for use in steam service

Key Benefits for Technicians: OEM Calibration: Exact 0

Enhanced Precision: Utilizing industrial-grade pneumatic feedback

Lennox 25W22 TXV 320074-702 1/10 HP design to withstandThe Lennox 25W22 Thermal Expansion Valve (TXV) is a critical OEM metering device engineered for high precision refrigerant flow management in residential and light commercial cooling systems. This externally equalized valve, also identified by part number 100679 01, modulates the flow of refrigerant into the evaporator coil based on heat load, ensuring stable superheat levels. By maintaining the correct balance of liquid and vapor, the 25W22 prevents