Key Benefits Multi-Refrigerant Compatibility: Works effectively with modern and legacy refrigerants such as R-410A

Supports code-compliant field conversions without requiring a complete burner assembly replacement

restoring original equipment efficiency and BTU output

High Temperature Rating: Capable of managing maximum allowable temperatures up to 450°F

Grundfos 59896781 Pump 323269-701 Key Benefits Multi-Refrigerant Compatibility: WorksThe Grundfos 59896781 (Model UPS15 55SUC) is a high performance 3 speed stainless steel circulator pump engineered for precision in open and closed loop systems. Built for the rigors of domestic hot water recirculation and radiant heating, this 1 12 HP wet rotor circulator features a canned rotor design, eliminating the need for shaft seals and ensuring leak free performance. The stainless steel pump housing provides critical corrosion resistance for