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Reverse Osmosis & Desalination Pumps

Industrial Duty Pumps & Accessories for Reverse Osmosis & Desalination Applications



Seawater Reverse Osmosis Desalination (SWRO) is a process that removes salt and other contamination from saltwater to produce freshwater. Common applications include:

  • Municipalities
  • Armed services
  • Marine industry
  • Resorts
  • Off-shore platforms
  • Many others

Cat Pumps has developed a reputation as the industry leader for high-pressure SWRO pumps due to their long-life and dependable performance. Materials of construction include 316 and duplex stainless steel, which offer excellent corrosion resistance, strength, and life – even in the harshest environment.

With models available from 1 – 240 gpm, Cat Pumps has the right pump for SWRO installations. Cat Pumps also offers compact direct-drive models with flow ranges to 10 gpm. These pumps can also be purchased as a motor and pump unit with A/C motors (50 or 60 Hz), DC motors, hydraulic or engine-driven. A wide range of nickel aluminum bronze pumps is also available that are commonly used in brackish water applications.

With field-proven dependability in applications around the globe, Cat Pumps provides the best value for SWRO desalination systems.

Quick Links

Product Literature

SWRO Brochure

High-Pressure System Design Guide