Close-Coupled Industrial Pumps | Watson-Marlow Process Pumps


One-Minute Maintenance Close-Coupled Washdown / IP55 Pumps

  • Up to 5.5 US gpm (1237 litre/hour) at 60 psi (4 bar).

  • Snap-fit LoadSure™ elements can give over six months life.

  • Require less than one minute to change.

  • Clean-in-place and Steam-in-place as standard.

  • IP55 ingress protection against dust and fluids.

  • Fluid containment and controlled waste.

  • Process signal control and feedback.

Please refer to 621 Close-Coupled Pumps Datasheet for overview.

621F/R fixed-speed and 621DF/R explosion-proof fixed-speed pumps

  • Flow rates from 0.025 to 4.8 gpm (0.1 to 18.1 litre/min).

  • 621F/R, 621DF/R twin-roller pumps accept continuous tubing.

  • 621F/RE, 621DF/RE twin-roller pumps accept LoadSure™ elements.

  • 621F/RE4, 621DF/RE4 four-roller pumps accept LoadSure™ elements.

  • Twin rollers give higher flow, four rollers give lower pulsation.

  • IP55 protection, 24-hour-duty rated.

  • Compact, portable design.

  • One-minute loading pumphead.

  • 0.37kW 3-phase 50Hz industrial motor/gearbox.

  • Eex-d explosion-proof options.

  • Two-year warranty.

Chemical and knock-resistant finish. Clockwise rotation gives extended tube-life, counter-clockwise greater pressure and higher-viscosity handling. Simple, one-minute element or tube changing.

Any pumphead and tubing combination can be used for 0 to 2 bar (0 to 30 psi) operation. For 30 to 60psi (2 to 4 bar) operation, use a 620RE or 620RE4 pumphead fitted with a Marprene®, Bioprene® or Sta-Pure® element, or a 620R pumphead fitted with continuous Sta-Pure® tubing.

621F/R Datasheet

621F/RE Datasheet

621F/RE4 Datasheet

621DF/RA, 621DF/REA, 621DF/RE4A Datasheet

621FX/R fixed-speed and 621DFX/R explosion-proof duplex pumps

  • Dual pumpheads for balanced twin-channel flows.

  • Flow rates from 0.025 to 4.9 gpm (0.1 to 18.7 litre/min) per channel.

  • 621FX/R, 621DFX/R twin-roller pumps accept continuous tubing.

  • 621FX/RE, 621DFX/RE twin-roller pumps accept LoadSure™ elements.

  • 621FX/RE4, 621DFX/RE4 four-roller pumps accept LoadSure™ elements.

  • Twin rollers give higher flow, four rollers give lower pulsation.

  • IP55 protection, 24-hour-duty rated.

  • Compact, portable design.

  • 0.55kW and 0.75 kW 3-phase 50/60Hz industrial motor/gearbox.

  • Eex-d explosion-proof options.

  • Chemical and knock-resistant finish. Simple, one-minute element or tube changing.

  • Two-year comprehensive warranty.

Any pumphead and tubing combination can be used for 0 to 2 bar (0 to 30 psi) operation. For 30 to 60psi (2 to 4 bar) operation, use a 620RE or 620RE4 pumphead fitted with a Marprene®, Bioprene® or Sta-Pure® element, or a 620R pumphead fitted with continuous Sta-Pure® tubing.

621FX/R Datasheet

621FX/RE Datasheet

621FX/RE4 Datasheet

621I/R stand-alone inverter and 621TI/R Trio controlled pumps

  • Flow rates from 0.025 to 4.8 gpm (0.1 to 18.1 litre/min).

  • 621I/R, 621TI/R twin-roller pumps accept continuous tubing.

  • 621I/RE, 621TI/RE twin-roller pumps accept LoadSure™ elements.

  • 621I/RE4, 621TI/RE4 four-roller pumps accept LoadSure™ elements.

  • Twin rollers give higher flow, four rollers give lower pulsation.

  • IP55 protection, 24-hour-duty rated.

  • Compact, portable design.

  • 0.37kW 3-phase 50/60Hz industrial motor/gearbox.

  • Eex-d explosion-proof options.

  • 10:1, 5:1 and 2:1 electronic speed control options.

  • RS485 control options.

  • Chemical and knock-resistant finish. Simple, one-minute element or tube changing.

  • Two-year comprehensive warranty.

Any pumphead and tubing combination can be used for 0 to 2 bar (0 to 30 psi) operation. For 30 to 60psi (2 to 4 bar) operation, use a 620RE or 620RE4 pumphead fitted with a Marprene®, Bioprene® or Sta-Pure® element, or a 620R pumphead fitted with continuous Sta-Pure® tubing.

621I/R Datasheet

621I/RE Datasheet

621I/RE4 Datasheet

621 Trio Manual

621IX/R stand-alone inverter and 621TIX/R Trio controlled pumps

  • Dual pumpheads for balanced twin-channel flows.

  • Flow rates up to 4.8 gpm (15.8 liter/min) per channel.

  • 621IX/R, 621TIX/R twin-roller pumps accept continuous tubing.

  • 621IX/RE, 621TIX/RE twin-roller pumps accept LoadSure™ elements.

  • 621IX/RE4, 621TIX/RE4 four-roller pumps accept LoadSure™ elements.

  • Twin rollers give higher flow, four rollers give lower pulsation.

  • IP55 protection, 24-hour-duty rated.

  • Compact, portable design.

  • 0.55kW 3-phase 50/60Hz industrial motor/gearbox.

  • Eex-d explosion-proof options.

  • 10:1, 5:1 and 2:1 electronic speed control options.

  • RS485 control options.

  • Chemical and knock-resistant finish. Simple, one-minute element or tube changing.

  • Two-year comprehensive warranty

Any pumphead and tubing combination can be used for 0 to 2 bar (0 to 30 psi) operation. For 30 to 60psi (2 to 4 bar) operation, use a 620RE or 620RE4 pumphead fitted with a Marprene®, Bioprene® or Sta-Pure® element, or a 620R pumphead fitted with continuous Sta-Pure® tubing.

621IX/R Datasheet

621IX/RE Datasheet

621IX/RE4 Datasheet

621 Trio Manual

621P/R, 621P/RE and 621P/RE4 pneumatic pumps

  • High-power, four-vane air motor-driven pumps.

  • 5:1 speed control capability with suitable regulator.

  • 24-hour-duty rated.

  • Maximum flow rate 4.8 gpm (18.1 litre/min).

  • Reversible.

  • Two-year warranty.

A filtered and lubricated air supply is essential. The speed of the pump is controlled by fitting a regulator at the inlet. A speed range of approximately 5:1 is normally obtainable.

Any pumphead and tubing combination can be used for 0 to 2 bar (0 to 30 psi) operation. For 30 to 60psi (2 to 4 bar) operation, use a 620RE or 6530RE4 pumphead fitted with a Marprene®, Bioprene® or Sta-Pure® element, or a 620R pumphead fitted with continuous Sta-Pure® tubing.

621P/R Datasheet

621P/RE Datasheet

621P/RE4 Datasheet


York Fluid Controls Limited, York, Fluid, Controls, Limited


Liquid Handling Equipment Specialists Since 1960

About Us

Established in 1960, York Fluid Controls Limited is a leading stocking distributor of fluid transfer and process pumps, positive displacement and centrifugal pumps, liquid filtration, valves, mixers and tanks. York offers an extensive range of services, including a complete repair and test centre, an engineering department, custom fabrication, and a machine and assembly shop. York serves organizations of all sizes and from all industries, throughout Canada. Reliability, service excellence, a desire to solve customers' problems and the highest ethical standards underpin this family-owned company and all that it does. Learn More

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York Fluid Controls has a wide variety of products for industry. Filtration Solutions, Industrial Mixers, Industrial Pumps, Industrial Valves, Power Units, Pulsation Dampeners, Sanitary Equipment, Sealing Products and Tank Container Systems from the world's leading manufacturers

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York Fluid Controls Limited provides an indepth Directory of Industrial Pumps by both Pump Manufacturer and by Pump Type. We provide an Industrial Valve Directory of manufacturers and representatives. We offer a wide variety of products to meet your unique needs.

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