The New DEPA Range

The new DEPA diaphragm pump range of metallic and plastic non-metallic diaphragm pumps from Crest Pumps Group gives you the benefit of a sound environmental operating system, as well as reliability and maximum cost efficiency.  The diaphragm range has, for over 40 years, established itself as the most versatile and trusted range of diaphragm pumps on the market.

Latest production methods, inspection and testing systems for quality assurance, together with documented process sequences in accordance with ISO 9001 ensure the high quality of the diaphragm range. Through the years the DEPA pumps have been continuously updated and improved by intensive research, development and the use of new materials.

The wide range of DEPA pumps meet almost every demand and requirement of our customers with their increasingly complex pumping process.

The DEPA diaphragm pumps are the only diaphragm pumps within the UK to achieve ATEX Zone 0 certification, allowing for pumping in explosive or dangerous environments.

Benefits at a glance

  • Ideal for abrasive, viscous and sensitive media
  • Indefinite dry running capability
  • No dynamic seals
  • Compact size
  • Infinite regulation of flow control
  • Dry self-priming
  • Run against closed valves
  • Low maintenance
  • Submersible
  • ATEX Zone 0/1/2 certified
  • Wide application range
  • Ability to transfer solid laden liquids
  • Gentle conveyance of liquid or viscous media