Fulton Boiler 2-40-001421 Relay 320074-702 or the furnace failing to

or the furnace failing to initiate the ignition sequence despite receiving power

If you notice high discharge temperatures

With a 1 micron rating

ensuring a secure and precise fit for your shaft

This toggle switch is optimized for high current capacities

Fulton Boiler 2-40-001421 Relay 320074-702 or the furnace failing toThe Fulton Boiler 2 40 001421 Relay is a critical LWCO relay (Low Water Cut Off) component engineered for precise electrical switching in heating applications. This genuine OEM replacement ensures seamless integration with Fulton boiler control systems, regulating power to heating elements and ignition circuits with technical precision. Benchmarked for industrial reliability, this 4 pin boiler relay features a 10 amp switching capacity and is rated