End-of-Life Information

Grundfos ALPHA pumps, which are produced after 2007, 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.
  • Safety related to handling the product
    Care should be taken when handling the pump due to the weight.


Disassembly of the Product

The main materials of the components are:

  • Copper
  • Cast Iron
  • Aluminium
  • Electronic scrap
  • Composite materials

and can therefore be recycled to a large extend – depending on the national possibilities for recycling.

The pump is assembled by using screws and bolts and can be disassembled with standard tools. There are no loose parts inside the motor.


DesignationNameMaterialSpecial Disassembly Consideration
1Controller completeComposite, PC 
Stator housingAluminum 
9Rotor canStainless steelThe stator is heat-shrink fitted into the stator housing
Radial bearingCeramics 
Rotor claddingStainless steel 
12Thrust bearingCarbon 
Thrust bearing retainerEPDM rubber 
13Bearing plateStainless steelThe front-bearing is shrink fitted into the rotorcan
16ImpellerComposite, PESThe impeller is shrink fitted onto the shaft
18Pump housingCast iron or Stainless steel 
Additional materials:  Screws and gaskets etc.: Various materials less than 5% of weight Also: The windings in the stator are made of copper.
The magnetic rotor material is made of either ferrite or neodymium  
ALPHA, Model B