Description
Lennox 16N29 Thermostatic Expansion Valve Overview
The Lennox 16N29 is an OEM thermostatic expansion valve (TXV) engineered for precise refrigerant metering in 3-ton residential and light commercial cooling systems. Designed as a direct Lennox replacement part, this valve maintains optimal system efficiency by regulating refrigerant flow into the evaporator coil based on superheat, protecting the compressor and maximizing heat transfer performance.
Key Features
- OEM Lennox replacement TXV for reliable, like-for-like performance
- 3-ton (36,000 BTU/hr) rated capacity for matched system sizing
- 5/8″ ODF inlet connection for proper liquid line interface
- 1/2″ ODF outlet connection for evaporator coil connection
- Thermostatic sensing element automatically adjusts refrigerant flow to maintain consistent superheat
- Helps protect the compressor from liquid slugging and overheating
- Supports efficient system operation and energy savings
- Direct OEM fit minimizes installation time and reduces callbacks
Applications
- Lennox split-system air conditioners and heat pumps
- 3-ton residential and light commercial cooling systems
- Evaporator coil refrigerant metering in matched Lennox equipment
Specifications
- Brand: Lennox
- Part Number: 16N29
- Valve Type: Thermostatic Expansion Valve (TXV)
- Capacity: 3 Ton
- Inlet Connection: 5/8″ ODF
- Outlet Connection: 1/2″ ODF
Why Choose OEM Lennox Parts?
Using genuine Lennox OEM components like the 16N29 TXV ensures compatibility with your existing system, preserves equipment warranties, and delivers the performance consistency that aftermarket alternatives may not provide. Trust factory-spec parts to keep your system running at peak efficiency season after season.







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