Grundfos Magna circulation pumps

The Grundfos Magna range includes compact circulation pumps for hot water systems. Magna pumps automatically analyse the heating system, find the optimum setting and then continuously adjust its operation to changes as per demand. 

The result is optimum comfort and minimum energy consumption. The Magna circulation pumps are fitted with IR communication and can offer external control and monitoring via expansion modules.


Grundfos MAGNA pumps are designed for recirculating liquids in heating systems:

  • Systems with constant or varying flows where it is desirable to optimize the pump duty point
  • Systems with varying flow-pipe temperatures
  • Systems where night setback is required


  • Low noise level
  • Low energy consumption, Energy labeling: Class A
  • Automatic performance adjustment
  • Simple installation (no extra equipment or fittings required)
  • Safe selection


  • Stainless steel pump housing
  • Twin-head versions
  • Wireless remote control, R100
  • Communication via GENIbus or LON

Why use Grundfos Magna Circulation Pumps

  • Wide range
  • Compact design
  • Standard motor
  • Service-friendly
  • Various types of shaft seals depending on liquid, temperature and pressure