Grundfos CMB - Compact booster set

Grundfos CM Booster is a compact booster set for water supply in domestic light commercial applications CMB packaged models provide a compact, professional and reliable solution for pressure boosting applications. CMB pumps are supplied complete with a pre wired PM2 Pressure Manager.


The CMB must be used in conjunction with a cold water storage tank in accordance with the Water Byelaws Regulations. The storage tank can be mounted on the same level as the pump, or if required remotely above the pump

  • Boosting to pressurised hot and cold water systems in domestic and light commercial premises.
  • Irrigation systems with above ground storage tank. 


  • Mains voltage: 1 x 220-240 V, 50/60 Hz
  • Voltage tolerances: -5%/+5%
  • Enclosure / Class IP55 / Class F
  • Casing pressure: 10 bar max
  • Liquid temperature: 0°C to +40°C
  • Ambient air temperature: 0°C to +50°C
  • Sound pressure level: < 70 dB(A)
More Information
IP RatingIP55