Main benefits
  • Cost effective
  • Highly reliable
  • Efficient solution as ERS booster pumps in SWRO desalination applications
Main applications

A specific design makes the PRF pump suitable for highly demanding applications such as:

  • Reverse osmosis process
  • Boiler circulation
  • Any high-pressure process application
Main design features
  • Back pull-out design: dismantling without disturbing the piping or the motor
  • Foot-mounted or centerline-mounted casing depending on size
  • Flanges ISO PN 100 to customer specifications: RF RTJ etc.
  • Flanges ANSI 600# as an option
  • Bearing type: three rolling-contact bearings lubricated by oil with constant level oiler
  • Taper roller bearings with high load capability
  • Closed impeller with wear ring
  • Shaft sealing by high-pressure mechanical seal
  • Excellent efficiency
Key characteristics

50 Hz

60 Hz

Capacities up to 1’350 m3/h up to 7’250 USgpm
Heads up to 95 m up to 445 ft.
Pressures up to 75 bar up to 1’090 psi
Temperatures up to 200°C up to 392°F
Maximum speed of rotation up to 3’000 rpm up to 3’550 rpm
  • Desalination
    As a global leader in pump design and manufacture, Sulzer is recognized for delivering the excellent product quality and performance reliability for the most critical applications in desalination.

  • Water and wastewater
    Sulzer offers a broad range of pumps and related equipment for water production and transportation as well as wastewater collection and treatment for municipalities and industries. Our expertise also includes separation technologies, and services on rotating equipment.

  • Power generation
    You can rely on our high-performance pumps for efficient operations of fossil-fired, nuclear, and renewable power generation. Our maintenance and repair services for turbines, pumps, and generators ensure continuous operations.
Case Studies, articles and news
  • Sulzer to supply pumps and mixers to the new bioproduct mill in Kemi, Finland
    March 24, 2021
    Metsä Fibre, part of the Finnish forest industry company Metsä Group, and Sulzer Pumps Finland have signed an agreement for the supply of process pumps, medium-consistency pumps and mixers for the main processes of the bioproduct mill that will be built in Kemi. The delivery will include several hundred devices.

  • Energy efficiency of pumping systems
    Pumping systems account for more than 20% of the world’s electrical energy demand, and in certain industrial plant operations they can be responsible for between 25% and 90% of the energy usage. Improving the energy efficiency of the pumping system will reduce production costs and support green credentials. Read the whole article.

  • Supporting sustainable fuel production
    Sulzer is at the forefront of engineering excellence and quality, delivering best-in-class solutions to support companies in important growth industries, such as biobased, renewable energy production. Understanding precisely what customers need, as well as maintaining the highest standards in manufacturing and service has led to many significant project wins, not least the collaboration with Inpasa, Latin America’s largest producer of corn ethanol. By the end of 2022, this partnership is anticipated to have grown to the delivery of almost 1’000 pieces of equipment, including pumps, sealing systems, agitators and static mixers across three production plants in Brazil. Read the whole article.

  • Case studies
    Wherever fluids are pumped, mixed, controlled or applied, we are there. See how our solutions create value for customers and learn how we can make your pumping and mixing processes more efficient and profitable, safeguarding your production and ensuring lasting reliability.

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