Lennox 69W37 Fan Control 321894-709 facilitating a direct-fit installation for

facilitating a direct-fit installation for field technicians

this OEM Lochinvar replacement part features a heavy-duty aluminum construction that ensures a secure

It features a 15-second pre-purge cycle to clear the combustion chamber and a 10-second Trial for Ignition (TFI) period

This multi-tap HVAC transformer is a must-have for technicians maintaining commercial HVAC control circuits where reliability under fluctuating line voltages is mandatory

Lennox 69W37 Fan Control 321894-709 facilitating a direct-fit installation forThe Lennox 69W37 Fan Control, also identified as a L165 30F limit control, is a critical safety and operational component designed for precise thermal regulation in Lennox furnaces and air handling units. This fixed temperature limit switch features a 165 degree Fahrenheit open and 130 degree Fahrenheit close calibration, ensuring the heat exchanger remains within safe operating parameters while maintaining consistent blower cycles. Engineered for