Lennox 79J87 Check Valve 340155-7026 making it compatible with most

making it compatible with most modern furnace control modules

5 Ton Thermostatic Expansion Valve designed for robust performance in commercial refrigeration and HVAC systems

By providing 200 Watts of targeted heat at 120 Volts

Common Questions & Technical Support Is the Fireye ED610 compatible with older ED500 displays

this OEM HVAC part provides the exact calibration required for factory-spec performance without the drift associated with universal adjustable switches

Lennox 79J87 Check Valve 340155-7026 making it compatible with mostThe Lennox 79J87 Check Valve is a critical OEM replacement part engineered for precise flow control in residential and commercial refrigeration systems and HVAC units. Built for high pressure durability, this 1 2 inch brass check valve facilitates unidirectional fluid movement, effectively preventing backflow that can lead to compressor slugging or terminal system failure. Its NPT fitting design ensures a secure, leak resistant connection, maintaining