Laars Heating Systems R0021901 Low Water Cut Out 320788-702 This model is compatible with

This model is compatible with R-22

and heat pump systems including auxiliary heat stages

Its robust design minimizes resistance increases and prevents intermittent connectivity issues frequently associated with terminal oxidation or poor-quality aftermarket crimps

Using an old or out-of-spec capacitor can lead to motor hum and premature winding failure

Laars Heating Systems R0021901 Low Water Cut Out 320788-702 This model is compatible withThe Laars Heating Systems R0021901 Low Water Cut Out is a critical safety component designed for professional hydronic boiler maintenance and equipment protection. This LWCO safety device serves as the primary defense against dry fire conditions by monitoring real time fluid levels within the heat exchanger. When water levels drop below the required threshold, the low water cut out kit immediately interrupts the burner circuit, preventing catastrophic