Description
The Lennox 42W29 is an OEM thermostatic expansion valve (TXV) engineered for reliable, precise refrigerant metering in R410A residential and light-commercial cooling systems. Designed for 2-ton applications, this valve delivers consistent superheat control to optimize system efficiency, protect the compressor, and maintain peak performance across a wide range of operating conditions.
Key Features
- OEM Lennox replacement TXV for guaranteed fit and compatibility
- Rated for R410A refrigerant — meets current environmental standards
- 2-ton (24,000 BTU/hr) capacity rating
- 3/8″ ODF liquid line inlet connection
- 1/2″ ODF suction/outlet connection
- Precise superheat regulation to protect compressor and maximize efficiency
- Durable construction for long service life in demanding HVAC environments
Application
The Lennox 42W29 TXV is the correct OEM replacement for Lennox split-system air conditioners and heat pumps using R410A refrigerant at 2-ton capacity. Installing the correct factory-specified TXV ensures proper refrigerant flow, stable superheat, and full system efficiency — avoiding the performance issues associated with aftermarket or mismatched valves.
Specifications
- SKU: 42W29
- Brand: Lennox
- Refrigerant: R410A
- Capacity: 2 Ton
- Inlet Connection: 3/8″ ODF
- Outlet Connection: 1/2″ ODF
- Valve Type: Thermostatic Expansion Valve (TXV)
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