Grundfos 52722370 Pump 318518-761 When performing the swap

When performing the swap

By modulating refrigerant flow based on superheat

Key Benefits Precision Balanced: Factory balancing reduces mechanical stress on the blower motor bearings

By utilizing genuine McDonnell & Miller parts

Grundfos 52722370 Pump 318518-761 When performing the swapThe Grundfos 52722370, model UP43 75BF, is a high performance, single speed bronze circulator pump engineered for demanding commercial and residential hydronic systems. Featuring a 1 6 HP motor operating at 115V, this wet rotor circulator is specifically designed for hot water recirculation and open loop heating applications where corrosion resistance is critical. The robust bronze housing ensures longevity in oxygen rich potable water systems, while