The Grundfos UPS2 25-80 180 is a high-efficiency electronic circulator designed for clean water heating systems. Thanks to the permanent magnet motor (ECM technology) and variable speed operation, it fully meets the requirements of the EuP/ErP 641/2009 directive and EnEV §14(3) energy saving regulation.
Main features:
- High efficiency with EEI < 0.23 to reduce energy consumption.
- 1 pump replaces 3 variants, simplifying spare part management.
- Compatible with UPS Series 100 pump bodies (4, 5, and 6 m).
- Quiet and reliable operation, ideal even for compact spaces such as wall-mounted boilers.
- Pump body in cast iron with cathodic treatment for greater corrosion resistance.
- Easy adjustment with a single button to select proportional pressure curves or fixed speed.
- No external protection required, reducing installation costs.
Main technical data:
- Product code: 98707853
- Nominal flow rate: 3.84 m³/h
- Head: 6.86 m
- Liquid temperature: +2 °C to +95 °C (optimal 60 °C)
- Max operating pressure: 10 bar
- Center distance: 180 mm
- Connections: G 1½"
- Power supply: 1 x 230 V – 50/60 Hz
- Power consumption: 140 W
- Insulation class: F – Protection class: X2D
Applications:
Ideal for residential and commercial heating systems, replacements in wall-mounted boilers, and systems with clean hot water circulation according to VDI 2035.