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Oberdorfer - Applications - Marine - Engine Cooling Recirculation

Engine Cooling Pumps

Heavy-Duty Performance for Demanding Marine Engines

Marine engines operate under extreme conditions—high loads, variable speeds, and constant exposure to saltwater. To keep them running efficiently and prevent overheating, a reliable raw water cooling system is essential. Oberdorfer Engine Cooling Pumps are built to meet these challenges head-on, delivering rugged performance, long service life, and dependable cooling in even the harshest marine environments.

Key Features of Oberdorfer Engine Cooling Pumps

Flexible Impeller Design
  • The industry standard for raw water engine cooling systems.
  • Provides consistent flow across a wide range of engine speeds.
  • Self-priming capability ensures immediate water delivery at startup.

Marine-Grade Durability

  • Constructed with corrosion-resistant bronze housings and stainless steel shafts.
  • Designed to withstand continuous exposure to seawater and engine heat.

OEM-Approved Quality

  • Installed as original equipment by leading marine engine manufacturers.
  • Trusted for use in inboard, stern drive, and auxiliary engine applications.

Advanced Seal and Bearing Technology

  • Heavy-duty carbon ceramic seals and self-lubricating bearings extend pump life.
  • Engineered to minimize maintenance and maximize uptime.

Compact, Serviceable Design

  • Easy to install in tight engine compartments.
  • Replaceable impellers and seals for quick, on-board servicing.

Typical Use Cases in Marine Applications

  • Inboard Diesel and Gasoline Engines – Continuous raw water cooling for propulsion systems.
  • Generator Sets – Reliable cooling for onboard power generation.
  • Auxiliary Engines – Cooling for hydraulic systems, winches, and other support equipment.
  • Commercial Workboats – Heavy-duty cooling for high-hour operations.
  • Recreational Vessels – Efficient, quiet cooling for pleasure craft and sport boats.

Why Choose Oberdorfer Engine Cooling Pumps?

  • Built for Harsh Marine Conditions – Designed to perform in saltwater, vibration, and high-temperature environments.
  • Proven Reliability – Decades of use in commercial, recreational, and military vessels.
  • Low Maintenance, Long Life – Engineered for extended service intervals and easy onboard repairs.
  • Flexible Configurations – Available in multiple flow rates, mounting styles, and drive options.
  • Backed by Industry Trust – Preferred by engine OEMs and marine professionals worldwide.

Discover Oberdorfer Marine Pump Solutions

Download our latest brochure and explore a wide range of reliable pumps for marine applications—from engine cooling to fuel transfer and sewage handling. See why leading manufacturers and vessel operators trust Oberdorfer.

Oberdorfer Marine Brochure