SQ, SQE, SQF motor

End-of-Life Information
Grundfos SQ, SQE, SQFlex motor must be disposed of according to local regulations by using a public or private waste collection service. If this is not possible, contact the nearest Grundfos company or service workshop.


Safety Risk

Safety related to materials used

  • There is no risk for people during the disassembly process posed by the materials used in the product.
  • Be sure that the SQ/SQE/SQF motor is clean and empty for liquid before disassembly.

Safety related to handling the product

  • Care should be taken when handling the pump/components due to the weight.

Disassembly of the Product

The main materials of the components are:

  • Stainless steel
  • Copper
  • Electronic components
  • Composite materials

SQ/SQE/SQF motor can therefore be recycled to a large extend – depending on the national possibilities for recycling.
To disassemble a SQ/SQE motor you need special cutting tools.

DesignationName  MaterialSpecial Disassembly Consideration
1Filling plugSilicone LSR 
2Top coverPolyamide/Stainless steel 
3Shaft sealNBR/FKM 
4Upper radial bearingSilicon carbide/tungsten carbide 
5Stop ringPP 
6RotorStainless steel 
7Thrust bearingCarbon 
8Outer sleeveStainless steel 
9Controller unitElectronics components 
10End coverPP 30% GF / PVDF CN-F and polyurethane 
Additional materials:  Screws, gasket etc.: Various materials less than 5% of weight
2e. End-of-Life_SQ SQE SQF motor