Water Pumps

Water pumps are the flagship
product of the brand

The water pump is the flagship product of the HEPU® brand and the origin of its specialisation. It is the component around which the entire cooling and timing competence of the company is built, and the reference point for the brand’s technical positioning. The group covers the full breadth of coolant pumps used in the modern vehicle parc: mechanical (belt-driven) pumps, electric pumps, and auxiliary electric pumps, across passenger cars, light commercial vehicles and trucks.

Every HEPU® water pump is designed and tested to OE standards. The design objective is constant across the range: optimal coolant flow, high resistance to pressure, corrosion and cavitation, and long, failure-free operation under real operating conditions – including the highest thermal and load conditions of modern downsized, turbocharged engines.

 

Product family

Product Lines in this Group

Mechanical Water Pumps

Electric Water Pumps

Auxiliary Electric Water Pumps

Product Data

Technical specifications

Key features

  • Pulleys / drive wheels made of sintered metal, for consistent and reliable power transfer from the timing belt to the pump
  • Massive bearing units with ball and roller spindle bearings, dimensioned for the highest axial and radial loads, ensuring maintenance-free operation even under long-term running at high rotational speeds
  • SIC mechanical seals with carbon and ceramic rings, replacing conventional rubber sealing. This is the single most important wear interface in a pump, and the SIC technology is the basis for both leak tightness and service life.
  • Flow-optimised, corrosion-resistant impellers, made of metal where the design allows rather than plastic, for stable coolant flow, high hydraulic efficiency and cavitation resistance.
  • Cast aluminium housings, precision-machined for dimensional accuracy, exact fit and repeatable, straightforward installation.

Benefits

  • Time and cost savings
  • Reduced complaints
  • Wide product range

Applications

  • Passenger cars
  • Light commercial vehicles
  • Trucks

Sample references

  • P669
  • P430-TH
  • P673

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