Pay in 4 interest-free payments of $29.74 Learn more
Ships within 48 hours · Estimated delivery Sep 16 - Sep 21
making it a versatile differential air pressure switch for various duct and burner applications
This valve is specifically calibrated for R404A systems in small-capacity commercial refrigeration units
00-inch water column trip point ensures exact sensing of blower pressure
while the double boss rear mount with three tapped holes ensures a secure fit in existing brackets
Lennox 78L19 Expansion Valve Refrigerant making it a versatile differentialProper 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