Hydrolevel 1150 Low Water Cut-Off Els PW 17895 This centrifugal fan wheel features

This centrifugal fan wheel features a 9

Technicians can verify operation by checking the DC voltage at the amplifier terminals or by using a 4500-ohm test resistor to simulate a 77°F load

or verifying airflow proof in sensitive HVAC systems where the switch must be mounted remotely from the direct sensing point

Proper placement on the north side of the structure

ensuring mechanical integrity in high-humidity environments

Hydrolevel 1150 Low Water Cut-Off Els PW 17895 This centrifugal fan wheel featuresThe 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