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Field installations of the 30-110 adapter allow for seamless integration between legacy 3100 series controls and modern sensing components
Key Benefits: Direct OEM Compatibility: Specifically designed to replace the Lennox 78H5501
providing the electromagnetic force required to actuate internal plungers reliably
allowing technicians to manually bypass the controller for system testing or emergency overrides
The Johnson Controls T-4000-2142 is a professional-grade horizontal pneumatic thermostat cover designed specifically for the T-4000 series
York S1-025-27747-011 Rollout Switch Els PW 17895 Field installations of the 30-110The York S1 025 27747 011 Rollout Switch is a critical OEM replacement part designed for high performance gas furnace safety. Engineered to trigger at a 250 degree Fahrenheit open temperature, this manual reset rollout switch serves as a final line of defense against dangerous flame rollout conditions. When the internal sensor detects excessive ambient heat near the burner boxoften caused by a cracked heat exchanger, blocked flue, or insufficient
US$ 107.50
US$ 145.00
US$ 197.50