Lochinvar & A.O. Smith 100276842 Pressure Switch 326010-701 facilitating a direct connection to

facilitating a direct connection to the CN105 port on the indoor unit PCB

the B307 is ideal for critical HVAC flow control in air handling units

or the control board flashing a specific diagnostic code for an "open high limit

Optimized Airflow: Engineered blade pitch maintains the static pressure required for safe furnace ignition

Lochinvar & A.O. Smith 100276842 Pressure Switch 326010-701 facilitating a direct connection toThe Lochinvar & A. O. Smith 100276842 Pressure Switch is a critical safety component designed to monitor combustion blower performance and ensure proper venting pressure within high efficiency commercial water heaters and boilers. This OEM air pressure switch acts as a fail safe, preventing ignition if the inducer motor fails to establish the correct differential pressure. As the direct 100166151 replacement part, this switch is engineered for high