Grundfos Unilift KP Series

Grundfos Unilift KP Series Submersible drainage pump designed for liquid transfer and drainage of clean or slightly dirty wastewater with the pump completely or partly submerged in the liquid. The pumps are suitable for these liquids :

Grundfos Unilift KP Series


The pump is suitable for the following applications:

  • pumping in drainage collecting wells, pits inside and outside the building
  • mobile emergency use to drain flooded areas such as basements
  • backwater prevention to protect the building basement and to discharge greywater from sanitary appliances
  • emptying of swimming pools, ponds and tanks
  • industrial and commercial use, for example, evaporative cooling systems
  • various applications within agriculture, horticulture and dairies, breweries and the process industry.


  • robust and sustainable stainless-steel design for all hydraulic parts
  • service friendly to extend pump lifetime – quick access to replace wear parts, for example, float switch, shaft sealing, impeller and rotor
  • cooling jacket that allows the pump to operate continuously while partially submerged
  • comprehensive motor protection
  • the only wet runner on the market with prolonged pump longevity even on worn shaft seals
  • longitudinal, water-tight cables and glass-sealed cable socket on the pump that prevents water from entering the motor at damaged cables and enables easy replacement.

Technical Data Grundfos Unilift KP Series

KP 150 A
0.15 kW
80 L/min
3 m
KP 250 A
0.25 kW
100 L/min
5 m
KP 350 A
0.35 kW
120 L/min
7 m

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