Maintenance-Friendly Design: Features field-serviceable parts and a universal coil family that fits across all 200RB series bodies

It is industry standard to install a new capacitor whenever the furnace blower motor is replaced to ensure long-term reliability

eliminating the reliability issues associated with universal alternatives

Automated Reset: Features a reliable auto-reset mechanism that eliminates manual intervention after temporary thermal excursions

Lennox 29M12 TXV 322027-701 Maintenance-Friendly Design: Features field-serviceable partsThe Lennox 29M12 is a high capacity 6 ton thermal expansion valve designed to provide precise refrigerant metering in residential and light commercial split systems or package units. Featuring a 3 8" x 1 2" ODF sweat connection and a 30" capillary tube, this OEM expansion valve ensures rapid response to load changes by maintaining consistent superheat levels. It is factory calibrated for R 410A refrigerant, optimizing evaporator efficiency and