Lochinvar & A.O. Smith 100327204 Low Water Cut-Off Board

The Lochinvar & A.O. Smith 100327204 Low Water Cut-Off Board is a safety part to prevent damage to commercial boilers and water heaters. It works by watching the water level inside the unit. When the water level is below a safe threshold, the board automatically kills the equipment to stop from over heating and damaging the boards. The final safety feature protects the HVAC system from expensive repairs and helps it last. This board is compatible with a variety of commercial boilers and water heaters, offering vital protection for the commercial components.