Welch Pumps

Discover the evolution of two-stage rotary vane vacuum pumps. Built to last. Born to perform. And designed to simplify your work. Meet the robust vacuum pump series – CRVpro. Comparable pump to Edwards RV12 & E2M18, Pfeiffer Pascal 2015, Agilent DS 302 & DS402, Busch (Zebra Series) RH 0015 B, Leybold D16B, Vacuubrand RZ16, Atlas Copco GVD 12 & GVD 18. - Consumes up to 36% less oil than comparable pumps - Runs 10°C cooler than comparable pumps. Slows corrosion. - Has a 40% larger oil capacity than comparable pumps. Dilutes aggressive chemicals. - Has a chemical resistant coating in the oil case and pump module. Protects non-moving parts. Max Pumping Speed 18.3 m3/h (305 l/min) Ultimate Pressure 3x10-3 mbar

Discover the evolution of two-stage rotary vane vacuum pumps. Built to last. Born to perform. And designed to simplify your work. Meet the robust vacuum pump series – CRVpro. Pump comparable to Edwards E2M0.7 & E2M1.5, Pfeiffer Duo 1.6, Agilent DS 40M, Busch (Zebra Series) RH 0003 B, Leybold D2.5E, Vacuubrand RZ2.5, Atlas Copco GVD 0.7 & GVD 1.5. - Consumes up to 36% less oil than comparable pumps - Runs 10°C cooler than comparable pumps. Slows corrosion. - Has a 40% larger oil capacity than comparable pumps. Dilutes aggressive chemicals. - Has a chemical resistant coating in the oil case and pump module. Protects non-moving parts. Max Pumping Speed 2.5 m3/h (42 l/min) Ultimate Pressure 3x10-3 mbar

Discover the evolution of two-stage rotary vane vacuum pumps. Built to last. Born to perform. And designed to simplify your work. Meet the robust vacuum pump series – CRVpro. Pump comparable to: Pfeiffer Duo 20 & Pascal 2021, Agilent DS 602, Busch (Zebra Series) RH 0030 B, Leybold D25B. - Consumes up to 36% less oil than comparable pumps - Runs 10°C cooler than comparable pumps. Slows corrosion. - Has a 40% larger oil capacity than comparable pumps. Dilutes aggressive chemicals. - Has a chemical resistant coating in the oil case and pump module. Protects non-moving parts. Max Pumping Speed 26.2 m3/h (436 l/min) Ultimate Pressure 3x10-3 mbar

Discover the evolution of two-stage rotary vane vacuum pumps. Built to last. Born to perform. And designed to simplify your work. Meet the robust vacuum pump series – CRVpro. Pump comparable to Edwards E2M28, E2M30, Pfeiffer Duo 35, Busch (Zebra Series) RH 0040 B & Atlas Copco GVD 28. - Consumes up to 36% less oil than comparable pumps - Runs 10°C cooler than comparable pumps. Slows corrosion. - Has a 40% larger oil capacity than comparable pumps. Dilutes aggressive chemicals. - Has a chemical resistant coating in the oil case and pump module. Protects non-moving parts. Max Pumping Speed 33.1 m3/h (551 l/min) Ultimate Pressure 3x10-3 mbar

Discover the evolution of two-stage rotary vane vacuum pumps. Built to last. Born to perform. And designed to simplify your work. Meet the robust vacuum pump series – CRVpro. Pump comparable to Edwards RV3, Pfeiffer Duo 3, Leybold D4B & Atlas Copco GVD 3. - Consumes up to 36% less oil than comparable pumps - Runs 10°C cooler than comparable pumps. Slows corrosion. - Has a 40% larger oil capacity than comparable pumps. Dilutes aggressive chemicals. - Has a chemical resistant coating in the oil case and pump module. Protects non-moving parts. Max Pumping Speed 4 m3/h (67 l/min) Ultimate Pressure 2x10-3 mbar

Discover the evolution of two-stage rotary vane vacuum pumps. Built to last. Born to perform. And designed to simplify your work. Meet the robust vacuum pump series – CRVpro. Pump comparable to: Edwards E2M40, Leybold D40B & Atlas Copco GVD 40. • Three-phase motor model • Consumes up to 36% less oil than comparable pumps • Runs 10°C cooler than comparable pumps. Slows corrosion • Has a 40% larger oil capacity than comparable pumps which dilutes aggressive chemicals • Has a chemical resistant coating in the oil case and pump module • Available in 230V/460V, 50/60Hz • Free air displacement @60Hz: 39.4 cfm (1113 L/min) • Free air displacement @50Hz: 55.7 m3/h (928.42 L/min) • Ultimate pressure: 3x10-3 mbar (2x10-3 Torr)

Discover the evolution of two-stage rotary vane vacuum pumps. Built to last. Born to perform. And designed to simplify your work. Meet the robust vacuum pump series – CRVpro. Pump comparable to Edwardss RV5, Agilent DS 102, Pfeiffer Duo 6 & Pascal 2005, Vacuubrand RZ6, Atlas Copco GVD 5. - Consumes up to 36% less oil than comparable pumps - Runs 10°C cooler than comparable pumps. Slows corrosion. - Has a 40% larger oil capacity than comparable pumps. Dilutes aggressive chemicals. - Has a chemical resistant coating in the oil case and pump module. Protects non-moving parts. Max Pumping Speed 6 m3/h (100 l/min) Ultimate Pressure 2x10-3 mbar

Discover the evolution of two-stage rotary vane vacuum pumps. Built to last. Born to perform. And designed to simplify your work. Meet the robust vacuum pump series – CRVpro. Pump comparable to: Edwards E2M80, Pfeiffer Duo 65, Busch (Zebra Series) RH 0060B, Leybold D65B, Atlas Copco GVD 80. Max. Pumping Speed 74.3 m3/h (1238 l/min) Consumes up to 36% less oil than comparable pumps Runs 10°C cooler than comparable pumps. Slows corrosion. Has a 40% larger oil capacity than comparable pumps. Dilutes aggressive chemicals. Has a chemical resistant coating in the oil case and pump module. Protects non-moving parts.

Discover the evolution of two-stage rotary vane vacuum pumps. Built to last. Born to perform. And designed to simplify your work. Meet the robust vacuum pump series – CRVpro. Pump comparable to: Edwards RV8, Agilent DS 202, Pfeiffer Duo 11 & Pascal 2010, Busch (Zebra series) RH 0010 B, Leybold D8B, Vacuubrand RZ9, Atlas Copco GVD 8. - Consumes up to 36% less oil than comparable pumps - Runs 10°C cooler than comparable pumps. Slows corrosion. - Has a 40% larger oil capacity than comparable pumps. Dilutes aggressive chemicals. - Has a chemical resistant coating in the oil case and pump module. Protects non-moving parts. Max Pumping Speed 8 m3/h (133 l/min) Ultimate Pressure 2x10-3 mba