This OEM interlock switch is designed to break the electrical circuit to the blower motor and burner assembly whenever the access panel is removed

this model is UL Listed for a maximum operating pressure of 650 psig

Does this unit support pressure-terminated defrost

simplifying Honeywell damper actuator installation in tight spaces

The Johnson Controls M9000-103 is a purpose-built Class 2 transformer engineered to provide a stable 24 VAC power supply for critical HVAC control circuits

Lochinvar & A.O. Smith 100171954 Gas Valve 321702-401 This OEM interlock switch isAs a seasoned technician, you know that a failing fuel regulation component can bring a high output system to a standstill. The Lochinvar & A. O. Smith 100171954 Gas Valve is a critical OEM replacement engineered specifically for commercial gas water heaters and high efficiency boilers like the Lochinvar Knight and FBN2000 series. This natural gas control valve is designed to manage precise manifold pressure, ensuring stable combustion and optimal