SQ, SQE pump

End-of-Life Information
Grundfos SQ and SQE pump 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 pump 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
  • Polyamide composite

SQ/SQE  pump can therefore be recycled to a large extend – depending on the national possibilities for recycling.
To disassemble a SQ/SQE pump you need special tools, please see the SQ/SQE service instruction.

DesignationNameMaterialSpecial Disassembly Consideration
1Valve CasingStainless steel 
2Discarge chamberPolyamide/PVDF CN-F 
3Top bearingNBR/FKM 
4ChamberPolyamide/PVDF CN-F 
5ImpellerPolyamide/PVDF CN-F 
6Neck ringTPU/PBT/ PVDF CN-F 
7Inlet partPolyamide/PVDF CN-F 
8Outer sleeveStainless steel 
9ConeStainless steel 
10Lip sealNBR/FKM 
11ShaftStainless steel 
12Cable guardStainless steel 
Additional materials:  Screws, gasket etc.: Various materials less than 5% of weight.
2d. End-of-Life_SQ SQE pump