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- Rotorflo Stainless Steel Rotary Lobe Pumps
- Rotorflo R2 Series Rotary Lobe Pumps – Standard Build (25 – 40mm)
Rotorflo R2 Series Rotary Lobe Pumps – Standard Build (25 – 40mm)

Rotorflo R2 Series Rotary Lobe Pumps – Standard Build (25 – 40mm)
Rotorflo R2 series 316 stainless steel rotary lobe pumps, standard build: R21S, R22S, R23S with 25, 40 mm ports, displacement at 1 000 rpm R21S 5.4 m³/h, R22S 7.8 m³/h, R23S 10.8 m³/h, pressures up to 12 bar. Supplied without fittings or with DIN or BS4504 fittings, with or without pressure relief valve.
| Models | R21S, R22S, R23S |
| Ports | 25, 40 mm |
| Displacement at 1 000 rpm | R21S 5.4 m³/h, R22S 7.8 m³/h, R23S 10.8 m³/h |
| Max. pressure | up to 12 bar (up to 700 rpm) |
| Speed range | 100 – 1 000 rpm |
| Options | no fittings, DIN or BS4504 fittings; with or without relief valve |
How to choose: choose the model by flow at your speed, then the fittings and relief valve; we size the drive.
| Complete Specifications, Sizing and Price Guide – Click Here |
| Rotorflo R21S – Performance Curve PDF, 28 kB | Download |
| Rotorflo R22S – Performance Curve PDF, 37 kB | Download |
| Rotorflo R23S – Performance Curve PDF, 29 kB | Download |
| Rotorflo R2, R3 and R4 – Dimensions PDF, 1532 kB | Download |
- Rotorflo R21S MS Stainless Steel Rotary Lobe Pump - Standard Build, Excluding Fittings and Valves / 25mm
R 129,676.87The Rotorflo R21S MS is a Rotorflo R21S MS stainless steel rotary lobe pump – Standard Build.SpecificationsBrandRotorfloItem code29510ModelRotorflo R21S MSBuildStandard Build, Excluding Fittings and Valves / 25mmTypePositive displacement rotary lobe pump, 316 stainless steel wetted parts – gentle, low-shear, self-priming, ... - Rotorflo R21S MS Stainless Steel Rotary Lobe Pump - Standard Build, DIN Fittings, excl. Pressure Relief Valve / 25mm
R 118,507.50The Rotorflo R21S MS is a Rotorflo R21S MS stainless steel rotary lobe pump – Standard Build.SpecificationsBrandRotorfloItem code830015816ModelRotorflo R21S MSBuildStandard Build, DIN Fittings, excl. Pressure Relief Valve / 25mmTypePositive displacement rotary lobe pump, 316 stainless steel wetted parts – gentle, ... - Rotorflo R21S MS Stainless Steel Rotary Lobe Pump - Standard Build, DIN Fittings, incl. Pressure Relief Valve / 25mm
R 167,698.75The Rotorflo R21S MS is a Rotorflo R21S MS stainless steel rotary lobe pump – Standard Build.SpecificationsBrandRotorfloItem code830007555ModelRotorflo R21S MSBuildStandard Build, DIN Fittings, incl. Pressure Relief Valve / 25mmTypePositive displacement rotary lobe pump, 316 stainless steel wetted parts – gentle, ... - Rotorflo R22S MS Stainless Steel Rotary Lobe Pump - Standard Build, Excluding Fittings and Valves / 40mm
R 136,116.87The Rotorflo R22S MS is a Rotorflo R22S MS stainless steel rotary lobe pump – Standard Build.SpecificationsBrandRotorfloItem code29525ModelRotorflo R22S MSBuildStandard Build, Excluding Fittings and Valves / 40mmTypePositive displacement rotary lobe pump, 316 stainless steel wetted parts – gentle, low-shear, self-priming, ... - Rotorflo R22S MS Stainless Steel Rotary Lobe Pump - Standard Build, DIN Fittings, excl. Pressure Relief Valve / 40mm
R 119,312.50The Rotorflo R22S MS is a Rotorflo R22S MS stainless steel rotary lobe pump – Standard Build.SpecificationsBrandRotorfloItem code830007520ModelRotorflo R22S MSBuildStandard Build, DIN Fittings, excl. Pressure Relief Valve / 40mmTypePositive displacement rotary lobe pump, 316 stainless steel wetted parts – gentle, ... - Rotorflo R22S MS Stainless Steel Rotary Lobe Pump - Standard Build, DIN Fittings, incl. Pressure Relief Valve / 40mm
R 174,138.75The Rotorflo R22S MS is a Rotorflo R22S MS stainless steel rotary lobe pump – Standard Build.SpecificationsBrandRotorfloItem code830007556ModelRotorflo R22S MSBuildStandard Build, DIN Fittings, incl. Pressure Relief Valve / 40mmTypePositive displacement rotary lobe pump, 316 stainless steel wetted parts – gentle, ... - Rotorflo R23S MS Stainless Steel Rotary Lobe Pump - Standard Build, Excluding Fittings and Valves / 40mm
R 146,395.00The Rotorflo R23S MS is a Rotorflo R23S MS stainless steel rotary lobe pump – Standard Build.SpecificationsBrandRotorfloItem code29540ModelRotorflo R23S MSBuildStandard Build, Excluding Fittings and Valves / 40mmTypePositive displacement rotary lobe pump, 316 stainless steel wetted parts – gentle, low-shear, self-priming, ... - Rotorflo R23S MS Stainless Steel Rotary Lobe Pump - Standard Build, DIN Fittings, excl. Pressure Relief Valve / 40mm
R 153,007.50The Rotorflo R23S MS is a Rotorflo R23S MS stainless steel rotary lobe pump – Standard Build.SpecificationsBrandRotorfloItem code830007521ModelRotorflo R23S MSBuildStandard Build, DIN Fittings, excl. Pressure Relief Valve / 40mmTypePositive displacement rotary lobe pump, 316 stainless steel wetted parts – gentle, ... - Rotorflo R23S MS Stainless Steel Rotary Lobe Pump - Standard Build, DIN Fittings, incl. Pressure Relief Valve / 40mm
R 184,416.87The Rotorflo R23S MS is a Rotorflo R23S MS stainless steel rotary lobe pump – Standard Build.SpecificationsBrandRotorfloItem code830007557ModelRotorflo R23S MSBuildStandard Build, DIN Fittings, incl. Pressure Relief Valve / 40mmTypePositive displacement rotary lobe pump, 316 stainless steel wetted parts – gentle, ... - Rotorflo R21S MS Stainless Steel Rotary Lobe Pump - Standard Build, BS4504 Fittings, excl. Pressure Relief Valve / 25mm
R 137,942.50The Rotorflo R21S MS is a Rotorflo R21S MS stainless steel rotary lobe pump – Standard Build.SpecificationsBrandRotorfloItem code830007537ModelRotorflo R21S MSBuildStandard Build, BS4504 Fittings, excl. Pressure Relief Valve / 25mmTypePositive displacement rotary lobe pump, 316 stainless steel wetted parts – gentle, ... - Rotorflo R21S MS Stainless Steel Rotary Lobe Pump - Standard Build, BS4504 Fittings, incl. Pressure Relief Valve / 25mm
R 169,351.87The Rotorflo R21S MS is a Rotorflo R21S MS stainless steel rotary lobe pump – Standard Build.SpecificationsBrandRotorfloItem code830007573ModelRotorflo R21S MSBuildStandard Build, BS4504 Fittings, incl. Pressure Relief Valve / 25mmTypePositive displacement rotary lobe pump, 316 stainless steel wetted parts – gentle, ... - Rotorflo R22S MS Stainless Steel Rotary Lobe Pump - Standard Build, BS4504 Fittings, excl. Pressure Relief Valve / 40mm
R 144,382.50The Rotorflo R22S MS is a Rotorflo R22S MS stainless steel rotary lobe pump – Standard Build.SpecificationsBrandRotorfloItem code830007538ModelRotorflo R22S MSBuildStandard Build, BS4504 Fittings, excl. Pressure Relief Valve / 40mmTypePositive displacement rotary lobe pump, 316 stainless steel wetted parts – gentle, ... - Rotorflo R22S MS Stainless Steel Rotary Lobe Pump - Standard Build, BS4504 Fittings, incl. Pressure Relief Valve / 40mm
R 175,791.87The Rotorflo R22S MS is a Rotorflo R22S MS stainless steel rotary lobe pump – Standard Build.SpecificationsBrandRotorfloItem code830007574ModelRotorflo R22S MSBuildStandard Build, BS4504 Fittings, incl. Pressure Relief Valve / 40mmTypePositive displacement rotary lobe pump, 316 stainless steel wetted parts – gentle, ... - Rotorflo R23S MS Stainless Steel Rotary Lobe Pump - Standard Build, BS4504 Fittings, excl. Pressure Relief Valve / 40mm
R 154,660.62The Rotorflo R23S MS is a Rotorflo R23S MS stainless steel rotary lobe pump – Standard Build.SpecificationsBrandRotorfloItem code830007539ModelRotorflo R23S MSBuildStandard Build, BS4504 Fittings, excl. Pressure Relief Valve / 40mmTypePositive displacement rotary lobe pump, 316 stainless steel wetted parts – gentle, ... - Rotorflo R23S MS Stainless Steel Rotary Lobe Pump - Standard Build, BS4504 Fittings, incl. Pressure Relief Valve / 40mm
R 186,070.00The Rotorflo R23S MS is a Rotorflo R23S MS stainless steel rotary lobe pump – Standard Build.SpecificationsBrandRotorfloItem code830007575ModelRotorflo R23S MSBuildStandard Build, BS4504 Fittings, incl. Pressure Relief Valve / 40mmTypePositive displacement rotary lobe pump, 316 stainless steel wetted parts – gentle, ...
