Hydrolevel 1150 Low Water Cut-Off 30067439-890 and use the included template

and use the included template to cut the plenum opening

always verify the part number against your model's technical manual to ensure proper set points and safety compliance

Durable Construction: Built to withstand the high thermal stresses of gas and electric furnace applications

this replacement pilot assembly simplifies troubleshooting of erratic flame signals and "no-heat" calls

stopping the flow of steam or liquid

Hydrolevel 1150 Low Water Cut-Off 30067439-890 and use the included templateThe Hydrolevel 1150 Low Water Cut Off is a specialized 120VAC safety control engineered for residential hot water boilers. Designed to provide critical protection against dry firing, this Safgard 1150 model utilizes a non moving electronic probe to monitor water levels. In a low water condition, the 1150 immediately interrupts the burner circuit to prevent catastrophic equipment failure. As an automatic reset LWCO, it restores power to the burner once