With a 3/4 inch NPT inlet and outlet

Replacing a worn 221525 with this genuine Reznor heating part ensures the system maintains its original combustion efficiency and factory-spec safety parameters without the risks associated with universal aftermarket alternatives

Replacing a 175°F switch with a higher rating can lead to heat exchanger damage or fire hazards

this specific kit includes the factory-calibrated pressure switch as part of the full inducer assembly for streamlined installation

often accompanied by a temperature differential across the valve body

Hydrolevel 250 Pump Controller Els PW 17895 With a 3/4 inch NPTThe Hydrolevel 45 250 (Safgard 250) is a heavy duty 120Vac combination pump controller and low water cut off engineered specifically for steam boiler applications with operating pressures up to 250 PSI. As a veteran preferred solution for maintaining precise boiler water level control, this unit utilizes EL1214 sensing probes and a durable manifold casting to manage the feed pump. By eliminating moving parts within the boiler water, it mitigates