Grundfos Hydro Multi-S - Booster set

Grundfos Hydro Multi-S booster sets consist of two or three identical Grundfos CH or CR pumps connected in parallel and mounted on a common base frame, a control cabinet with motor protection and integrated controller and all the necessary fittings.

Hydro Multi-S booster sets are supplied as complete, pre-assembled and thoroughly tested systems, ready for installation. To ensure reliable operation, the booster set must be fitted with a suitable diaphragm tank. The pumps are automatically operated according to system demand by means of pressure switches (one for each pump).


  • Turnkey booster set – plug ‘n’ pump
  • Easy to use
  • Reliable
  • Small footprint
  • Emergency run function for higher security
  • EFF1 motors fitted on CR variant from 1.1 kW – to 5.5 kW
  • Simple control