Pay in 4 interest-free payments of $13.37 Learn more
Ships within 48 hours · Estimated delivery Sep 5 - Sep 10
Engineered for compatibility with "E" series main valves
Always verify the model and serial number on the furnace rating plate before installation to ensure exact furnace part compatibility
This industrial HVAC compressor is designed for high-ambient performance and 3-phase motor protection
Manual Reset Safety: Integrated manual reset function ensures a technician inspects the venting system before the unit resumes operation after a trip
Lennox 78H74 Limit Switch 322838-753 Engineered for compatibility with "E"The Lennox 78H74 is a critical OEM L185F limit switch designed for precision thermal protection in residential and commercial Lennox heating systems. As a primary safety control, this high limit switch monitors internal heat exchanger temperatures and is engineered to open the electrical circuit if the ambient temperature reaches the L185F set point. This rapid response prevents internal overheating and ensures the system operates within safe HVAC
US$ 58.95
US$ 289.50
US$ 36.95
US$ 2140.00
US$ 58.95
US$ 52.95
US$ 140.00
US$ 108.00
