Hermetic pumps for safe cooling and cooling circuits
Proven – Reliable – Available

Typical applications:

  • Cold storage
  • Slaughterhouse
  • Brewery
  • Dairy
  • Supermarkets
  • Refrigerator ship
  • Railed vehicles
  • Toboggan run & bobsleigh
  • Server-room cooling


  • CO2
  • Freons
  • R404a
  • NH3
  • Glycol
  • R134a
  • R507

In principle, the refrigerant pumps are suitable for conveying all types of refrigerant. This has to be checked with each individual case, however.

Hermetically sealed pumps ensure a safe and controlled conveying of refrigerants. Besides absolute tightness HERMETIC refrigeration pumps feature the following:

  • fail-safe and reliable thanks to the latest slide bearing technology
  • service-free operation thanks to ZART® technology
    (no contact = no wear = no worries)
  • big performance range
  • the solution for CO2 applications in the refrigeration technology
    (52 bar service)
  • free pump selection software online available
  • long service life
  • low operating costs
  • high availability
  • rapid and reduced acquisition and stockkeeping of spare parts

Function of a canned motor pump type CNF

HERMETIC – Canned motor pump – EN

Function of a canned motor pump type CAM

HERMETIC | CAM Canned motor pump | EN

Function of a canned motor pump type CAM-Tandem

HERMETIC | Canned motor pump type CAM-Tandem | EN
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