Lochinvar & A.O. Smith 100208385 Pressure Switch 340793-762 Durable Seal Materials: High-grade NBR

Durable Seal Materials: High-grade NBR components provide excellent resistance to oil and common industrial fluids

This advanced enthalpy sensor measures both temperature and humidity to determine the latent and sensible heat content of outside air

blue flame

Featuring a 1" NPT connection and a full 1" orifice

Integrating this furnace sequencer into your maintenance routine mitigates the risk of contact welding or heating element failure caused by improper timing or simultaneous load spikes

Lochinvar & A.O. Smith 100208385 Pressure Switch 340793-762 Durable Seal Materials: High-grade NBRThe Lochinvar & A. O. Smith 100208385 Pressure Switch is a critical safety component designed for precise draft monitoring in high efficiency Crest FBN(L) 751 2001 heating boilers. Calibrated to a set point of 3" WC (Water Column), this OEM switch ensures that the inducer motor is generating the required static pressure for safe combustion gas venting before allowing the ignition sequence to proceed. As a veteran grade HVAC replacement part, it