This gauge is designed for media temperatures up to 160°F

and Payne HVAC assemblies

Enhanced Safety: The manual reset mechanism acts as a high-temperature cutout to protect downstream components from thermal runaway

With a 1/4" NPT connection and a

Key Benefits Universal Fuel Compatibility: Engineered to work seamlessly with natural

Lennox 14W77 TXV L99H008 This gauge is designed forThe Lennox 14W77 is an OEM thermostatic expansion valve (TXV) engineered for high precision refrigerant metering in residential and light commercial R410A systems. Designed as a direct 100254 02 replacement, this valve features 3 8" x 1 2" ODF connections and is critical for maintaining the balance between liquid and vapor in the evaporator. By accurately regulating the refrigerant flow based on load demand, the 14W77 prevents compressor floodback and