Field-proven for integration with building automation systems

Which systems are compatible with this spline wrench

Ensure the flame rollout sensor is correctly positioned according to the manufacturer's layout

As a certified combustion blower assembly

Lennox 12M92 Pressure Switch THPU32HP7Y Field-proven for integration with buildingThe Lennox 12M92 Pressure Switch is a critical genuine OEM furnace safety component designed for specific Lennox gas furnaces and heating units. This combustion air pressure switch is factory calibrated to activate at 0. 70" WC (inches water column), ensuring the inducer motor is generating sufficient draft before the ignition sequence begins. As a furnace pressure switch replacement, the 12M92 monitors for venting obstructions or mechanical failures