Used Lab Equipment

Used Lab Equipment

We typically have used and reconditioned pumps in stock from leading manufacturers like Cole-Palmer and Watson/Marlow.

Vacuum Oven: 91-105 of 292

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Welch 8917 Vacuum Pump

Welch 8917 Vacuum Pump

Cambridge ID #: 21502

Specifications:

  • Free air displacement: 138 L/min @ 50Hz
  • Normal pumping speed: 7.51 L/min @ 50Hz
  • Guaranteed ultimate pressure: 1x10-4torr
  • Sound level: 50 dBA
  • Motor/pump speed: 1425 RPM @ 50Hz
  • Motor horsepower: 0.5hp
  • Pump weight: 48lbs (22kg)

 

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Welch 8920A Vacuum Pump

Welch 8920A Vacuum Pump

Cambridge ID #: 18943

Description:

Refrigeration service pump is designed for removing air and moisture from industrial and commercial chillers. Pump includes a gas ballast valve that inhibits condensation reducing corrosion, an On/Off switch, 3-wire cord, and oil.

Specifications:

  • Displacement: 7.7 cfm
  • Ultimate Pressure Torr: 3 x 10-4
  • Intake Male SAE Flare: 3/4
  • NPT Inlet: 3/4"
  • Voltage: 115/230
  • Amps AC: 6.8/3.4
  • Dimensions (L x H x W): 20.5” x 10.75” x 7.125”
  • Hz: 60
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Labconco Centrivap Benchtop Vacuum Concentrator

Labconco Centrivap Benchtop Vacuum Concentrator

Cambridge ID #: 21483

Features:

  • CentriVap Benchtop Vacuum Concentrators are designed to rapidly concentrate multiple small samples using centrifugal force, vacuum and heat. As many as 148 samples may be processed at once. Sample sizes range from a few microliters up to 25 milliliters. CentriVap Concentrators are also available as one component of CentriVap Concentration Systems.

Specifications:

  • Dimensions: 14.7” w x 19.3” d x 11.7” h 
  • Electrical: 115 volts. 50/60 Hz, 12 amps
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Welch Duoseal 1405 Vacuum Pump

Welch Duoseal 1405 Vacuum Pump

Cambridge Scientific ID #'s: 20619, 20622

Features:

DuoSeal Vacuum Pumps are known for their ruggedness world-wide. These pumps have large oil reservoirs to dilute contaminants. Low pump rpm to reduces friction and wear while minimizing reservoir temperature to lessen chemical reactivity. Pump can be ordered with an optional exhaust filter to control oil mist.

Specifications: 

  • Applications: Vacuum Ovens, Glove Boxes, General Laboratory Vacuum 
  • Free Air Displacement cfm (l/min.) @60Hz: 3.2(90)
  • Ultimate Pressure: 1 x 10-4(0.00013)
  • Pump RPM: 525
  • Intake Thread NPT: 1-20 straight thread
  • Exhaust Thread NPT: 1-20 straight thread
  • Overall Dimensions LxWxH in. (cm): 20x12x15 (51x30.5x60)
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Edwards E2M0.7 *NEW* Vacuum Pump

Edwards E2M0.7 *NEW* Vacuum Pump

Cambridge ID #: 17431

Features:

The Edwards E2M0.7 is a two stage oil sealed rotary vane pump which has a pressurized oil system that lubricates the pump shaft bearing surfaces and rotor sealing faces. This pump has an oil distribution valve that prevents any oil discharge to the pump interior(suckback) after the pump stops. It is equipped with air-tight pumping chambers, which prevents oil suckback unless the gas ballast valve is open.

 

Specifications:

 

  • Operating temperature range: 12 - 40°
  • Motor power: 0.09 kW
  • Noise: 43 dB(A) at 50 Hz
  • Noise with acoustic enclosure: 36 dB(A) at 50 Hz
  • Pumping speeds: 0.7 to 1.5 m3h‑1
  • Nominal rotational speed 50/60Hz: 1400/1700 rpm
  • Low energy consumption: 0.09 kW.
  • Oil capacity maximum: 0.28 litre
  • Oil capacity minimum: 0.2 litre
  • Recommended oil: Ultragrade 15
  • Displacement (swept volume) 50Hz: 0.9 m3h-1 / 0.5 ft3min-1
  • Displacement (swept volume) 60Hz: 1.1 m3h-1 / 0.6 ft3min-1
  • Speed (Pneurop 6602) 50 Hz: 0.75 m3h-1 / 0.4 ft3min-1
  • Speed (Pneurop 6602) 60Hz: 0.95 m3h-1 / 0.5 ft3min-1
  • Ultimate vacuum (total pressure)
    without gas ballast: 3.0 x 10-3 mbar / 2.3 x 10-3 Torr
    with full gas ballast: 2.0 x 10-1 mbar / 1.5 x 10-1 Torr
  • Inlet connection: NW10 flange
  • Outlet connection: Nozzle 11 mm external diameter removable from 3/8 inch BSP tapped hole
  • Maximum permitted pressure at outlet: 0.5 bar gauge / 7 psig
  • Maximum inlet pressure for water vapour: 15 mbar / 11 Torr
  • Maximum water vapour pumping rate: 8 gh-1
  • Power connector: IEC EN60320 C13
  • O ring sealed sight glass: allows visual inspection of oil level and condition.
  • Gas ballast valve: for large water vapour handling capacity.
  • Forced air cooling: ensures low pump surface temperature.
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Edwards E1M18 *NEW* Vacuum Pump

Edwards E1M18 *NEW* Vacuum Pump

Cambridge ID #: 17437

Features:

The EM range of oil-sealed rotary pumps is renowned for their high ultimate vacuum, rapid pumping speed, quiet operation and the ability to withstand vapour. They are commonly used for laboratory and light industrial applications. It is a freestanding instrument with the drive provided through a flexible coupling by either a single phase or three phase motor.

 

Specifications:

 

  • Displacement:

                     50Hz: 20.5 m3h-1 /12.1 ft3min-1

                     60Hz: 25.0 m3h-1 /14.7 ft3min-1

 

  • Speed (Pneurop 6602):

 

                     50 Hz: 17.0 m3h-1 /10 ft3min-1
                     60Hz: 20.4 m3h-1 /12.1 ft3min-1

 

  • Ultimate vacuum (total pressure):
               without gas purge: 1 x 10-3 mbar /7.4 x 10-4 Torr
               with gas purge: 1.5 x 10-1 mbar /1.1 x 10-2 Torr
               with Fomblin: 1 x 10-2 mbar /7.5 x 10-3 Torr
  • Inlet connection: NW25
  • Outlet connection: Nozzle 15mm external Ø removable from 3/4 in BSP tapped hole
  • Max permitted pressure at outlet: 0.5 bar gauge /7 psig
  • Max inlet pressure for water vapour: 20 mbar / 15 Torr
  • Max water vapour pumping rate: 0.3 kg h-1
  • Operating temp range: 13-40°C
  • Nominal Rotation speed 50/60Hz: 1440 /1720 rpm
  • Power connector 1-ph: IEC EN 60320 C19
  • Motor power 50Hz: 0.55 kW
  • Motor power 60Hz: 0.75 kW
  • Noise at 50Hz: 57 dB(A)
  • Oil capacity max: 1.05 litre
  • Oil capacity min: 0.75 litre
  • Recommended oil: Ultragrade 19
  • Thermal overload device: prevents overheating (single phase only).
  • The drive is provided through a flexible coupling: by a single‑phase or three‑phase (four pole) motor.
  • The motors: are totally enclosed and are cooled by the motor cooling fan.
  • Full height O ring sealed oil sight glass: for easy checking of oil level and condition.

 

 

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Edwards E2M1.5 *NEW* Vacuum Pump

Edwards E2M1.5 *NEW* Vacuum Pump

Cambridge ID #: 17432

Features:

The Edwards E2M1.5 is a two stage oil sealed rotary vane pump which has a pressurized oil system that lubricates the pump shaft bearing surfaces and rotor sealing faces. This pump has an oil distribution valve that prevents any oil discharge to the pump interior(suckback) after the pump stops. It is equipped with air-tight pumping chambers, which prevents oil suckback unless the gas ballast valve is open.

 

Specifications:

 

  • Operating temperature range: 12 - 40 °C
  • Noise: 54 dB (A) at 50 Hz
  • Noise with acoustic enclosure: 47 dB(A) at 50Hz
  • Oil capacity max: 0.28 litre
  • Oil capacity min: 0.2 litre
  • Power connector: IEC EN 60320 C13
  • Displacement (swept volume):

                50 Hz: 1.8 m3h-1 / 1 ft3min-1

                60 Hz: 2.2 m3h-1 / 1.3 ft3min-1

  • Speed (Pneurop 6602):

 

                50 Hz: 1.6 m3h-1 / 0.8 ft3min-1

                60 Hz: 2.0 m3h-1 / 1.2 ft3min-1

  • Ultimate vacuum (total pressure):
          without gas ballast: 3 x 10-3 mbar / 2.3 x 10-3 Torr
          with gas ballast: 2.5 x 10-2 mbar / 1.9 x 10-2 Torr
  • Inlet connection: NW10 flange
  • Outlet connection: Nozzle 11 mm external diameter removable from 3/8 inch BSP tapped hole
  • Maximum permitted pressure at outlet: 0.5 bar gauge / 7 psig
  • Maximum inlet pressure for water vapour: 15 mbar / 11 Torr
  • Maximum water vapour pumping rate: 16 gh-1
  • Motor power 50/60 Hz (IP54): 0.16 kW
  • Nominal rotation speed 50/60Hz: 2800/3400 rpm
  • Recommended oil: Ultragrade 15

 

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Edwards E2M12 Vacuum Pump

Edwards E2M12 Vacuum Pump

Cambridge ID #: 1567

Features:

Edwards E2M2 rotary vane pumps have a peak pumping velocity of 1.5 cfm and a ultimate pressure of 7.5 x 10-4 Torr. The E2M2 is a dual stage rotary vane mechanical vacuum pump with a 1 phase or 3 phase electrical supply.  It is reliable and operates quietly at 52 dB(A).It has excellent vapor handling capabilities and can be used in many applications.

 

Specifications:

  • Nominal Displacement:2 (cfm)
  • Nominal Displacement: 289 (l/m)
  • Stage: 2
  • Motor HP: 3/4
  • Oil Capacity: .6
  • Weight: 26
  • Noise Level: 52
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Edwards E2M5 Vacuum Pump

Edwards E2M5 Vacuum Pump

Cambridge ID #: 2926

Features:

Edwards E2M2 rotary vane pumps have a peak pumping velocity of 1.5 cfm and a ultimate pressure of 7.5 x 10-4 Torr. The E2M2 is a dual stage rotary vane mechanical vacuum pump with a 1 phase or 3 phase electrical supply.  It is reliable and operates quietly at 52 dB(A).It has excellent vapor handling capabilities and can be used in many applications.

Specifications:

  • Nominal Displacement: 4 (cfm)
  • Nominal Displacement: 113 (l/m)
  • Stage: 2
  • Motor HP: 1/2
  • Oil Capacity: .6
  • Weight:6
  • Noise Level: 52

 

 

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Edwards E2M18 *NEW* Vacuum Pump

Edwards E2M18 *NEW* Vacuum Pump

Cambridge ID #: 17438

Features:

The EM range of oil-sealed rotary pumps is renowned for their high ultimate vacuum, rapid pumping speed, quiet operation and the ability to withstand vapour. They are commonly used for laboratory and light industrial applications. It is a freestanding instrument with the drive provided through a flexible coupling by either a single phase or three phase motor.

 

Specifications:

  • Displacement:

 

                  50Hz: 20.5 m3h-1 /12.1 ft3min-1
                  60Hz: 25.0 m3h-1 /14.7 ft3min-1

 

  • Speed (Pneurop 6602):

 

                   50 Hz: 17.0 m3h-1 /10 ft3min-1
                   60Hz: 20.4 m3h-1 /12.1 ft3min-1

  • Ultimate vacuum (total pressure): 

                   without gas purge: 1 x 10-3 mbar /7.4 x 10-4 Torr
                   with gas purge: 1.5 x 10-1 mbar /1.1 x 10-2 Torr
                   with Fomblin: 1 x 10-2 mbar /7.5 x 10-3 Torr

  • Inlet connection: NW25
  • Outlet connection: Nozzle 15mm external Ø removable from 3/4 in BSP tapped hole
  • Max permitted pressure at outlet: 0.5 bar gauge /7 psig
  • Max inlet pressure for water vapour: 20 mbar / 15 Torr
  • Max water vapour pumping rate: 0.3 kg h-1
  • Operating temp range: 13-40°C
  • Nominal Rotation speed 50/60Hz: 1440 /1720 rpm
  • Power connector 1-ph: IEC EN 60320 C19
  • Motor power 50Hz: 0.55 kW
  • Motor power 60Hz: 0.75 kW
  • Noise at 50Hz: 57 dB(A)
  • Oil capacity max: 1.05 litre
  • Oil capacity min: 0.75 litre
  • Recommended oil: Ultragrade 19
  • Thermal overload device: prevents overheating (single phase only).
  • The drive is provided through a flexible coupling: by a single‑phase or three‑phase (four pole) motor.
  • The motors: are totally enclosed and are cooled by the motor cooling fan.
  • Full height O ring sealed oil sight glass: for easy checking of oil level and condition

 

 

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Edwards E2M28 *NEW* Vacuum Pump

Edwards E2M28 *NEW* Vacuum Pump

Cambridge ID #: 17439

Features:

The EM range of oil-sealed rotary pumps is renowned for their high ultimate vacuum, rapid pumping speed, quiet operation and the ability to withstand vapour. They are commonly used for laboratory and light industrial applications. It is a freestanding instrument with the drive provided through a flexible coupling by either a single phase or three phase motor.

 

Specifications:

 

  • Power Connector 1-ph: IEC EN 60320 C19
  • Noise: 57 dB(A) at 50 Hz
  • Oil capacity max: 1.5 litres
  • Oil capacity min: 1.2 litres
  • Displacement (swept volume):
               50Hz: 32.2 m3h-1 / 19 ft3min-1
               60Hz: 38.9 m3h-1 / 22.3 ft3min-1
  • Speed (Pneurop 6602):
               50Hz: 27.5 m3h-1 / 16.2 ft3min-1
               60Hz: 33.0 m3h-1 / 19.5 ft3min-1
  • Ultimate vacuum (total pressure)
               without gas ballast: 1 x 10-3 mbar / 7.5 x 10-4 Torr
               with gas ballast: 1.5 x 10-2 mbar / 1.1 x 10-2 Torr
               with Fomblin: 1 x 10-2 mbar / 7.5 x 10-3 Torr
  • Inlet connection: NW25 flange
  • Outlet connection: Nozzle 15mm external Ø removable from 3/4 in BSP tapped hole
  • Max allowed pressure at outlet: 0.5 bar gauge / 7 psig
  • Max inlet pressure for water vapour: 30 mbar / 23 Torr
  • Max water vapour pumping rate: 0.7 kg h-1
  • Operating temperature range: 13 – 40 °C
  • Nominal rotation speed: 1440 / 1720 rpm
  • Motor power 50Hz: 0.75 kW
  • Motor power 60 Hz: 0.90 kW
  • Recommended oil: Ultragrade 19
  • Thermal overload device: prevents overheating (single phase only).
  • The drive is provided through a flexible coupling: by a single‑phase or three‑phase (four pole) motor.
  • The motors: are totally enclosed and are cooled by the motor cooling fan.
  • Full height O ring sealed oil sight glass: for easy checking of oil level and condition.
  • IE3 energy efficient 3 phase motor used with E2M28.

 

 

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Welch Gem 1.0 Vacuum Pump

Welch Gem 1.0 Vacuum Pump

Cambridge ID #: 13474

Description:

The Welch 8890A, GEM 1.0 is a durable vacuum pump with a superior vapor handling capability. The Welch 8890A, Direct Drive Vacuum dual stage rotary vane mechanical vacuum pump offers an excellent ultimate pressure of  1 x 10-1 Torr. These pumps are commonly used for vacuum furnace evacuation, backing turbomolecular pumps, backing diffusion pumps, rotary evaporation, refrigeration system evacuation, epoxy degassing, vacuum sterilization, backing mass spectrometers, freeze drying, vacuum centrifugal applications, vacuum distillation, space research, and other vacuum processes. This pump also is well suited for use in gas analyzers, continuous gas-flow lasers, general-purpose drying, and similar uses where a middle-range vacuum level is required.

Specifications:

  • Ultimate Pressure (Torr): 1 x 10-1
  • Sound Level (dBA): 58
  • Motor/Pump Speed (60 Hz): 3450
  • Weight: 24.5 lbs. (11.1 kg)
  • Dimensions (L x W x H): 14.5 x 5.1 x 8.4” (36.8 x 13 x 21.3 cm)
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Fisher Scientific MaximaDry Vacuum Pump

Fisher Scientific MaximaDry Vacuum Pump

Cambridge ID #: 14864

Clean, reliable, oil free vacuum pumps are ideal for use with rotary evaporators, gel dryers, filtration flasks and manifolds, vacuum ovens and concentrators.

Specifications:

  • Flow rate: 20 L/min
  • Tube Size:37 in (0.95 cm)
  • Pressure:15 psi
  • Vacuum Level:75 torr
  • Power Requirements:15V/60Hz or 230V/50Hz
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Vacuubrand ME 4 Vacuum Pump

Vacuubrand ME 4 Vacuum Pump

Cambridge ID #: 13485
Description: The Vacuubrand ME4 Diaphragm Vacuum Pump offers oil-free operation with high flow rates at working vacuum for higher throughput. Vacuubrand's diaphragm pumps can withstand up to 15,000 hours of use before needing service with quick calibration once required. Laboratory and process-plant applications include gas transfer, backing Turbopumps, and vacuum filtration. Specifications: Pumping Speed (m3/h): 3.6 / 4.0 maximum Ultimate Vacuum: < 80 mbar Dimensions (L x W x H): 254 x 235 x 177 mm Electrical Requirements: 100-120/200-230 V, 50/60 Hz, 3.8/1.8 A
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Edwards PM-13195-820.3 Vacuum Pump

Edwards PM-13195-820.3 Vacuum Pump

Cambridge ID #: 20805

Features:

  • The Edwards D-LAB Diaphragm Pump features resistant PTFE heads, diaphragms, and Kalrez valves along with oil-free operation.

Specifications:

  • Maximum pressure: 1bar
  • Pumping speed: 10L/min
  • Ultimate vacuum: 100mbar
  • 115V 15A 50/60Hz Single Phase

 

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