Description
The Lennox 42W35 is a factory-specified thermostatic expansion valve (TXV) engineered for precise refrigerant flow control in Lennox cooling systems. With a 3/8″ liquid line inlet, 1/2″ outlet, and 1/4″ equalizer port, this valve is designed for straightforward OEM-compatible installation. The 30″ capillary tube provides ample reach for accurate bulb placement on the suction line, ensuring reliable superheat sensing and optimal system performance.
Key Features
- OEM Lennox replacement TXV — direct-fit for compatible Lennox systems
- 3/8″ liquid line inlet connection
- 1/2″ outlet connection
- 1/4″ external equalizer port
- 30″ capillary tube for flexible bulb placement
- Maintains consistent superheat for efficient refrigerant metering
- Helps protect the compressor from liquid slugging
- Supports system efficiency and longevity
Why Use an OEM TXV?
Using the correct OEM-specified TXV ensures the refrigerant metering device is calibrated to the system’s designed operating parameters. The Lennox 42W35 is matched to the evaporator coil’s capacity requirements, helping maintain proper superheat levels, protecting compressor integrity, and maximizing energy efficiency throughout the cooling season.
Application
- Lennox residential and light commercial air conditioning systems
- Direct OEM replacement for systems specifying the 42W35 TXV
- Compatible with systems using standard refrigerant circuits requiring external equalizer TXV
Specifications
- SKU: 42W35
- Brand: Lennox
- Inlet Connection: 3/8″
- Outlet Connection: 1/2″
- Equalizer Port: 1/4″
- Capillary Tube Length: 30″
- Valve Type: Thermostatic Expansion Valve (TXV)
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