Description
The Lennox 24W73 is an OEM thermostatic expansion valve (TXV) engineered for reliable, precise refrigerant metering in 4-ton residential and light commercial cooling systems. Designed as a direct Lennox replacement component, this valve ensures accurate superheat control to protect the compressor and maximize system efficiency.
Key Features
- OEM Lennox replacement TXV for guaranteed fit and performance
- 4-ton system capacity rating
- 3/8″ ODF inlet connection for liquid line compatibility
- 1/2″ ODF outlet connection for evaporator coil compatibility
- 30″ capillary tube for flexible bulb placement during installation
- Thermostatic sensing bulb provides automatic superheat regulation
- Helps protect the compressor from liquid slugging and flooding
- Optimizes system efficiency and cooling performance
Product Specifications
- SKU: 24W73
- Brand: Lennox
- Valve Type: Thermostatic Expansion Valve (TXV)
- System Capacity: 4 Ton
- Inlet Connection: 3/8″ ODF
- Outlet Connection: 1/2″ ODF
- Capillary Tube Length: 30″
Application
The Lennox 24W73 TXV is the correct OEM replacement for Lennox split-system air conditioners and heat pumps requiring a 4-ton thermostatic expansion valve. The 30″ capillary tube provides ample reach for proper sensing bulb placement on the suction line, ensuring accurate superheat measurement and stable system operation. Always refer to the equipment service manual for proper installation torque specifications and bulb mounting location.
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