Lennox 78L19 Expansion Valve Refrigerant Simplifies maintenance cycles by providing

Simplifies maintenance cycles by providing a complete strainer assembly for rapid field replacement

but ensure the Teflon sleeve is seated correctly to maintain a pressure seal

or 5-2 scheduling with a 2-pipe fan coil changeover input for seasonal efficiency

the Reznor 193807 serves as a direct OEM replacement pressure switch for several series

Lennox 78L19 Expansion Valve Refrigerant Simplifies maintenance cycles by providingProper refrigerant metering is the backbone of any reliable HVACR system, and the Lennox 78L19 Expansion Valve is a critical component for maintaining precise superheat. Designed for high performance residential and light commercial equipment, this Thermostatic Expansion Valve (TXV) is chemically compatible with both R 410A and R 22 systems. The 78L19, which is identical to 78L1901, features a durable brass body with threaded connections, making it a