Lochinvar & A.O. Smith 100208478 Board Els PW 17895 The Ranco O12-1549 is equipped

The Ranco O12-1549 is equipped with a manual reset button on the high-pressure side to ensure the system does not restart until a technician verifies the cause of the over-pressure condition

this model offers unmatched reliability in secondary pump control and burner low water fuel cut-off protection

this valve provides reliable low-pressure shutoff for natural gas and propane applications

Multi-Speed Flexibility: Features 3 distinct speed taps to fine-tune CFM delivery based on specific system demand and ductwork resistance

3" WC for optimal natural gas flow and burner efficiency

Lochinvar & A.O. Smith 100208478 Board Els PW 17895 The Ranco O12-1549 is equippedThe Lochinvar & A. O. Smith 100208478 Board is a critical OEM replacement control board engineered for high performance commercial and residential hydronic systems. As a veteran grade HVACR ignition control, this integrated furnace control (IFC) manages essential sequence operations including hot surface ignition (HSI), flame rectification, and blower timing. Designed for seamless integration with Lochinvar Knight and A. O. Smith water heater models,