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Part No: 2511C-02
Welch special offer - Vacuum pump Welch WOB-L 2511 not suitable for use with chemicals, no inlet trap or condenser, 292mbar ultimate vacuum, 9.2l/min flow rate, not ATEX compliant, no integral gas ballast valves WHILST STOCKS LAST
£345.00
£38.00
Was £383.00
Part No: 322806/000000
KNF special offer - Vacuum diaphragm pump KNF Neuberger Laboport N96 chemically resistant, suitable for filtration and aspiration, no inlet trap or condenser, 130mbar ultimate vacuum, 7l/min flow rate, not ATEX compliant, no integral gas ballast valves, oil freeOFFER ENDS 30-06-2026
£369.00
£132.00
Was £501.00
Part No: 057012/057081
KNF Neuberger special offer - Vacuum pump KNF Neuberger N816.3KT.18 not suitable for use with chemicals, no inlet trap or condenser, 20mbar ultimate vacuum, 16l/min flow rate, no ATEX compliant, no integral gas ballast valves WHILST STOCKS LAST
£546.00
£336.00
Was £882.00
Part No: 2522C-02
Wolf special offer - Vacuum pump Welch WOB-L 2522 not suitable for use with chemicals, includes inlet trap, no condenser, 133mbar ultimate vacuum, 18l/min flow rate, not ATEX compliant, no integral gas ballast valves OFFER ENDS 24-12-2025
£551.00
£58.00
Was £609.00
Part No: 412021
Wolf special offer - Vacuum pump Welch MPC 090 E suitable for use with chemicals, with inlet trap, no condenser, 100mbar ultimate vacuum, 15l/min flow rate, no ATEX compliant, no integral gas ballast valves OFFER ENDS 30-04-2026
£797.00
£79.00
Was £876.00
Part No: 20798122
Wolf special offer - Vacuum pump Vacuubrand RZ 2.5, two stage rotary vane, no inlet trap or condenser, 3mbar ultimate vacuum, 2.3l/min flow rate, with integral gas ballast valves, suitable for distillation and freeze dryers (replaces part 20698122) OFFER ENDS 30-04-2026
£1,804.00
£260.00
Was £2,064.00
Part No: 330070
Wolf special offer - Vacuum pump Welch CRVpro 2 basic package two stage rotary vane, suitable for use with chemicals, no inlet trap or condenser, 0.003mbar ultimate vacuum, 38l/min flow rate, not ATEX compliant, with integral gas ballast valves, includes oil mist filter AKD, 2-way ball valve, hose adapter DN16KF-10/8, 1.5 metre rubber vacuum hose and oil drain kit OFFER ENDS 30-04-2026
£2,005.00
£512.00
Was £2,517.00
Part No: 046209/049540
Vacuum pump KNF Neuberger N86KT.18 suitable for use with chemicals, no inlet trap or condenser, 160mbar ultimate vacuum, 5.5l/min flow rate, not ATEX compliant, no integral gas ballast valves
£426.00
£68.00
Was £494.00
Part No: 79202-05
Vacuum pump Cole-Parmer VPS-200 diaphagm type, 721.3 mbar ultimate vacuum, 8.8l/min flow rate, oil free, suitable for filtration
£486.00
£50.00
Was £536.00
Part No: 07532-45
Vacuum pump Cole-Parmer VP-200 diaphagm type, 677.3 mbar ultimate vacuum, 14.7l/min flow rate, oil free, suitable for filtration and aggressive vapours
£543.00
Part No: 07532-25
Vacuum pump Cole-Parmer VP-200 diaphagm type, 677.3 mbar ultimate vacuum, 17.2l/min flow rate, oil free, suitable for filtration and aggressive vapours
£553.00
Part No: 411011
Vacuum pump Welch MP 065 E not suitable for use with chemicals, no inlet trap or condenser, 100mbar ultimate vacuum, 11.6l/min flow rate, not ATEX compliant, no integral gas ballast valves, no remote wireless control
£605.00
Part No: 2019C-02
Vacuum pump Welch 2019 suitable for use with chemicals, no inlet trap or condenser, 200mbar ultimate vacuum, 31l/min flow rate, not ATEX compliant, no integral gas ballast valves
£616.00
£2.00
Was £618.00
Part No: 2534C-02
Vacuum pump Welch WOB-L 2534 not suitable for use with chemicals, includes inlet trap, no condenser, 93mbar ultimate vacuum, 28l/min flow rate, not ATEX compliant, no integral gas ballast valves
£631.00
£21.00
Was £652.00
Part No: 2050C-02
Vacuum pump Welch Gemini 2050 diaphragm type, chemically resistant, no inlet trap, with condenser, 256mbar ultimate vacuum, 13l/min flow rate, not ATEX compliant, oil free, suitable for filtration, sampling, aspiration, degassing or desiccation
£717.00
£5.00
Was £722.00
Part No: 2019C-50
Vacuum pump Welch 2019 suitable for use with chemicals, includes inlet trap, no condenser, 200mbar ultimate vacuum, 31l/min flow rate, not ATEX compliant, no integral gas ballast valves
£740.00
£40.00
Was £780.00
Part No: 057016/057081
Vacuum pump KNF Neuberger N816.1.2KT.18 not suitable for use with chemicals, no inlet trap or condenser, 160mbar ultimate vacuum, 30l/min flow rate, no ATEX compliant, no integral gas ballast valves
£766.00
£131.00
Was £897.00
Part No: 20721002
Vacuum pump Vacuubrand ME 1 not suitable for use with chemicals, no inlet trap or condenser, 100mbar ultimate vacuum, 11l/min flow rate, ATEX category 3 compliant, no integral gas ballast valves (replaces part number 721002)
£774.00
£30.00
Was £804.00
Part No: 2546C-02
Vacuum pump Welch WOB-L 2546 not suitable for use with chemicals, with inlet trap, no condenser, 80mbar ultimate vacuum, 38l/min flow rate, not ATEX compliant, no integral gas ballast valves
£809.00
£5.00
Was £814.00
Part No: 07532-85
Vacuum pump Cole-Parmer VP-200 diaphagm type, 677.3 mbar ultimate vacuum, 11.3l/min flow rate, oil free, suitable for filtration
£852.00
Part No: 79202-35
Vacuum pump Cole-Parmer VPS-200 diaphagm type, 721.3 mbar ultimate vacuum, 8.8l/min flow rate, with integral gas ballast valves, oil free, suitable for filtration
£909.00
Part No: 0020129464-IKA001
Vacuum pump IKA VACSTAR lite, diaphragm for universal use in dry and oil-free vacuum applications, chemically resistant, with inlet trap, no condenser supplied (VSE 1 emission condenser available as an accessory), 9mbar ultimate vacuum, 16.67l/min flow rate, not ATEX compliant, no integral gas ballast valves, oil free, suitable for rotary evaporators and filtration
£984.00
£212.00
Was £1,196.00
Part No: 20721102
Vacuum pump Vacuubrand ME 1C suitable for use with chemicals, no inlet trap or condenser, 100mbar ultimate vacuum, 11l/min flow rate, ATEX category 3 compliant, no integral gas ballast valves
£1,030.00
£43.00
Was £1,073.00
Part No: 2567C-50
Vacuum pump Welch WOB-L 2567 not suitable for use with chemicals, with inlet trap, no condenser, 80mbar ultimate vacuum, 83l/min flow rate, not ATEX compliant, no integral gas ballast valves
£1,146.00
£130.00
Was £1,276.00
Part No: 412422-02
Vacuum pump Welch MPC 095 Z Diaphragm vacuum pump, suitable for use with chemicals, no inlet trap or condenser, 5mbar ultimate vacuum, 15l/min flow rate, oil free
£1,198.00
Part No: 120677/120696
Vacuum pump KNF Neuberger N938.50 KT.18 not suitable for use with chemicals, no inlet trap or condenser, 15mbar ultimate vacuum, 30l/min flow rate, not ATEX compliant, no integral gas ballast valves, oil free, suitable for dessication
£1,233.00
£218.00
Was £1,451.00
Part No: 412521
Vacuum pump Welch MPC 201 E,chemically resistant, no inlet trap or condenser, <75mbar ultimate vacuum, 38l/min flow rate, ATEX category 3 compliant, oil free, suitable Use for vacuum filtration, vacuum distillation, vacuum drying, compressing neutral and aggressive gases and vapours according to the resistance of the indicated materials technology applications
£1,233.00
£84.00
Was £1,317.00
Part No: 412522
Vacuum pump Welch MPC 101 Z suitable for use with chemicals, no inlet trap or condenser, 8mbar ultimate vacuum, 16.7l/min flow rate, ATEX category 3 compliant, with integral gas ballast valves
£1,242.00
£85.00
Was £1,327.00
Part No: 2561C-50
Vacuum pump Welch WOB-L 2561 not suitable for use with chemicals, with inlet trap, no condenser, 6.7mbar ultimate vacuum, 50l/min flow rate, not ATEX compliant, no integral gas ballast valves
£1,302.00
£151.00
Was £1,453.00
Part No: 309577/045050
Vacuum pump KNF Neuberger N820.3FT.18 suitable for use with chemicals, no inlet trap or condenser, 8mbar ultimate vacuum, 20l/min flow rate, ATEX Compliant Internal Atmosphere (please refer to the data sheet for full details), no integral gas ballast valves
£1,600.00
£285.00
Was £1,885.00
Part No: 317121/313452
Vacuum diaphragm pump KNF Neuberger Laboport N820G chemically resistant, suitable for rotary evaporators, distillation, dessication, aggressive vapours, centrifugal concentrators and solid phase extraction, no inlet trap or condenser, 6mbar ultimate vacuum, 20l/min flow rate, ATEX Compliant Internal Atmosphere (please refer to the data sheet for full details), with integral gas ballast valves, oil free
£1,668.00
£297.00
Was £1,965.00
Part No: 415721
Vacuum pump Welch MPC 603 E, chemically resistant, no inlet trap or condenser, <55mbar ultimate vacuum, 66l/min flow rate, oil free, suitable Use for vacuum filtration, vacuum distillation, vacuum drying, compressing neutral and aggressive gases and vapours according to the resistance of the indicated materials technology applications. Includes integral gas ballast valve to help clear condensate build up during processes.
£1,684.00
£117.00
Was £1,801.00
Part No: 415722
Vacuum pump Welch MPC 303 Z,chemically resistant, no inlet trap or condenser, <5mbar ultimate vacuum, 33l/min flow rate, oil free, suitable Use for vacuum filtration, vacuum distillation, vacuum drying, compressing neutral and aggressive gases and vapours according to the resistance of the indicated materials technology applications. Includes integral gas ballast valve to help clear condensate build up during processes.
£1,711.00
£120.00
Was £1,831.00
Part No: 2581C-50
Vacuum pump Welch WOB-L 2581 not suitable for use with chemicals, with inlet trap, no condenser, 6.7mbar ultimate vacuum, 83l/min flow rate, not ATEX compliant, no integral gas ballast valves
£1,748.00
£189.00
Was £1,937.00
Part No: 309579/045051
Vacuum pump KNF Neuberger N840.3FT.18 suitable for use with chemicals, no inlet trap or condenser, 8mbar ultimate vacuum, 34l/min flow rate, ATEX Compliant Internal Atmosphere (please refer to the data sheet for full details), no integral gas ballast valves
£1,751.00
£312.00
Was £2,063.00
Part No: 412443-02
Vacuum pump Welch MPC 105 T suitable for use with chemicals, no inlet trap or condenser, 2mbar ultimate vacuum, 20l/min flow rate, not ATEX compliant, with integral gas ballast valves
£1,787.00
£126.00
Was £1,913.00
Part No: 0010014661-IKA001
Vacuum pump IKA VACSTAR lite starter solution, diaphragm for universal use in dry and oil-free vacuum applications, chemically resistant, with inlet trap, no condenser supplied (VSE 1 emission condenser available as an accessory), 9mbar ultimate vacuum, 16.67l/min flow rate, not ATEX compliant, no integral gas ballast valves, oil free, suitable for rotary evaporators and filtration. Starter solution includes VACSTAR lite, VC 10 lite vacuum controller (0020111998), and VC 10.600 Stand pole (0020129298)
£1,795.00
£398.00
Was £2,193.00
Part No: 3022-00
Vacuum pump Welch CRVpro 2 two stage rotary vane, suitable for use with chemicals, no inlet trap or condenser, 0.003mbar ultimate vacuum, 38l/min flow rate, not ATEX compliant, with integral gas ballast valves
£1,816.00
£409.00
Was £2,225.00
Part No: 317123/315994
Vacuum diaphragm pump KNF Neuberger Laboport N840G chemically resistant, suitable for rotary evaporators, distillation, dessication, aggressive vapours, centrifugal concentrators, gel dryers and solid phase extraction, no inlet trap or condenser, 6mbar ultimate vacuum, 34l/min flow rate, ATEX Compliant Internal Atmosphere (please refer to the data sheet for full details), with integral gas ballast valves, oil free
£1,861.00
£325.00
Was £2,186.00
Part No: 20732302
Vacuum pump Vacuubrand MZ 2C NT suitable for use with chemicals, no inlet trap or condenser, 7mbar ultimate vacuum, 33l/min flow rate, ATEX category 3 compliant, with integral gas ballast valves (replaces part number 732302)
£1,885.00
£78.00
Was £1,963.00
Vacstar lite Advanced solution
Part No: 0010014687-IKA001
Vacuum pump IKA VACSTAR lite advanced solution, diaphragm for universal use in dry and oil-free vacuum applications, chemically resistant, with inlet trap, no condenser supplied (VSE 1 emission condenser available as an accessory), 9mbar ultimate vacuum, 16.67l/min flow rate, not ATEX compliant, no integral gas ballast valves, oil free, suitable for rotary evaporators and filtration. Starter solution includes VACSTAR lite, VC 10 Pro vacuum controller (0020112031), and VC 10.600 Stand pole (0020129298)
£2,170.00
£484.00
Was £2,654.00
Vacstar lite Starter Plus solution
Part No: 0010014674-IKA001
Vacuum pump IKA VACSTAR lite starter plus solution, diaphragm for universal use in dry and oil-free vacuum applications, chemically resistant, with inlet trap, condenser supplied, 9mbar ultimate vacuum, 16.67l/min flow rate, not ATEX compliant, no integral gas ballast valves, oil free, suitable for rotary evaporators and filtration. Starter solution includes VACSTAR lite, VC 10 lite vacuum controller (0020111998), VSE 1 condenser(0035001873) and VC 10.600 Stand pole (0020129298)
£2,222.00
£497.00
Was £2,719.00
Part No: 412543
Vacuum pump Welch MPC 201 T Diaphragm vacuum pump, suitable for use with chemicals, no inlet trap or condenser, 2mbar ultimate vacuum, 33l/min flow rate, oil free
£2,227.00
£159.00
Was £2,386.00
Part No: A65201903
Vacuum pump Edwards RV3, two stage rotary vane, with inlet trap, 80mbar ultimate vacuum, 65l/min flow rate, ATEX compliant, with integral gas ballast valves, not oil free, suitable for rotary evaporators, filtration, distillation, gel dryers, freeze dryers and glove boxes
£2,229.00
£635.00
Was £2,864.00
Part No: 3042-00
Vacuum pump Welch CRVpro 4 suitable for use with chemicals, 0.002mbar ultimate vacuum, 63l/min flow rate, not ATEX compliant, with integral gas ballast valves
£2,247.00
£159.00
Was £2,406.00
Part No: 312297/045051
Vacuum pump KNF Neuberger Laboport N840.3 FT.40.18 diaphragm, suitable for use with chemicals, no inlet trap or condenser, 10mbar ultimate vacuum, 34l/min flow rate, ATEX Compliant Internal Atmosphere (please refer to the data sheet for full details), with integral gas ballast valves, oil free, suitable for rotary evaporators, vacuum ovens, centrifugal concentrators and gel dryers
£2,265.00
£407.00
Was £2,672.00
Part No: 302473/057337
Vacuum pump KNF Neuberger N 920 G diaphragm, suitable for use with chemicals, no inlet trap or condenser, 2mbar ultimate vacuum, 21l/min flow rate, not ATEX compliant, with integral gas ballast valves, oil free, suitable for rotary evaporators, distilation, aggressive vapours, centrifugal concentrators and aspiration
£2,274.00
£408.00
Was £2,682.00
Part No: 330071
Vacuum pump Welch CRVpro 4 basic package suitable for use with chemicals, 0.002mbar ultimate vacuum, 63l/min flow rate, not ATEX compliant, with integral gas ballast valves, includes CRVpro with oil mist separator AKD 16, 2-way ball valve, hose connector DN 16KF-10/8 mm, vacuum hose (1.5 m), oil drain kit
£2,411.00
£408.00
Was £2,819.00
Part No: 3022-04
Vacuum pump Welch CRVpro 2 Rotary vane pump prepared for PFPE oil, suitable for use with chemicals, no inlet trap or condenser, 0.003mbar ultimate vacuum, 38l/min flow rate, not ATEX compliant, with integral gas ballast valves
£2,526.00
£148.00
Was £2,674.00
Part No: 99966-96
Vacuum pump Cole-Parmer RE3022C diaphragm, chemically resistant, with inlet trap, 12mbar ultimate vacuum, 21l/min flow rate, oil free, suitable for rotary evaporators, filtration, distillation, aggressive vapours, vacuum ovens, centrifugal concentrators, gel dryers and aspiration
£2,551.00
£684.00
Was £3,235.00
Understanding Pumps - Vacuum - General Purpose
General-purpose vacuum pumps are versatile devices used in various laboratory and industrial applications to create and maintain a vacuum environment. These pumps function by removing air and gases from a sealed chamber, reducing pressure for processes such as filtration, drying, and distillation. Available in different types, including diaphragm, rotary vane, and scroll pumps, general-purpose vacuum pumps can accommodate a range of flow rates and vacuum levels, making them suitable for diverse tasks. They are often used in laboratories for applications like solvent evaporation, vacuum packaging, and sample preparation. Many modern vacuum pumps feature user-friendly controls and monitoring systems, allowing for easy operation and precise vacuum regulation. By providing a reliable vacuum source, these pumps play a critical role in enhancing efficiency and safety in various scientific and industrial processes.
