The Grundfos UPM3 Auto L circulating pump is equipped with a simple interface, which is used to circulate hot water from heaters through radiators or flooring, and cold water circulating in air conditioners.

UPM3 is equipped with state-of-the-art engine technology and meets the efficiency requirements of the 2015 EUP Directive.

Technical data
- Maximum flow: 5 m³/h
- Maximum pump height: 7 m
- Maximum operating pressure: 10 bar
- Type of connection: threaded
- Connection size: 1 1/2 "
- Distance between connections: 130 mm
- Maximum thermal medium temperature: 70 ° C
- Maximum recorded electrical power: 52 W
- Power voltage: 230 V
- Maximum rated current: 0.52 a
- Energy Efficiency Index (EI): 0.20