GRUNDFOS UPM3 Include 1" NPT stainless steel flange.
220V Pump connects directly to your boiler or heat pump.
Direct replacement for pump stations
Install two pumps in series to double the flow.
1x Pump: UNI 15-35, Pellet 20-40, EKO 15-35 2x Pumps in parallel: UNI 55-95, Pellet 60-95, EKO 55-95 4x Pumps for geothermal loop (2 sets of pumps in series) up to 4T 2x Pumps in series: Load side water to water heat pump
GRUNDFOS UPM3 outperform competition with only 4 to 55W power consumption.
GRUNDFOS UPM3 pumps are variable speed, high-efficiency ECM (Electronically Commutated Motor) pumps. Operating modes include fixed speed and self-adjusting constant pressure or proportional pressure.