Cambridge Scientific
Used Lab Equipment

Used Lab Equipment

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

Pumps: 31-45 of 64

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Cole Parmer Masterflex 7520-40 Peristaltic Pump

Cole Parmer Masterflex 7520-40 Peristaltic Pump

Cambridge Scientific ID #'s: 15276, 8674

This economical and easy to use analog drives offer precise speed control, ideal for metering applications. The reversible motor allows for purge tubing before or after pumping fluid in either direction.

Specifications:

  • Speed Range: 6 - 600 rpm
  • Speed Control:+/- 2%
  • Max Flow Rate: 3400 mL/min
  • Minimum Flow Rate:36 mL/min
  • Power:90-130VAC, 1.5A
  • Dimensions of Drive:5 x 7 x 7 in
  • Motor hp:1/10
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Edwards E2M2 Vacuum Pump

Edwards E2M2 Vacuum Pump

Cambridge ID #: 15237

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: 57 (l/m)
  • Stage: 2
  • Motor HP: 1/3
  • Oil Capacity: .6
  • Weight: 18.2
  • Noise Level: 52
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Edwards E2M28 Vacuum Pump

Edwards E2M28 Vacuum Pump

Cambridge Scientific ID #'s: 15220, 12174, 16406, 12175, 17184, 13271

The EM range of oil-sealed rotary pumps - renowned for its high ultimate vacuum, rapid pumping speed, quiet operation and ability to handle vapour - has become the industry standard laboratory and light industrial applications. The E2M28 pump is a two-stage, direct drive, sliding vane pump. The pump is oil sealed and designed for reliable, long-term operation in both laboratory and industrial environments.

Specifications:

  • Power Requirements: 110V, 50/60Hz, 750/900W, 8.2A
  • Ultimate Vacuum Without Gas Ballast: 75 micron/millitorr
  • Ultimate Vacuum With Gas Ballast:11 micron/millitorr
  • Dimensions:75 x 23 x 11 in
  • Maximum Water Vapor Inlet Pressure:5 torr
  • Maximum Water Vapor Capacity:700 grams/hour
  • Oil Capacity:3L - 1.5 L
  • Nominal Rotation Speed:1400-1720
  • Weight:100 lbs
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Cole Parmer Masterflex Console Drive 7520-40 Peristaltic Pump

Cole Parmer Masterflex Console Drive 7520-40 Peristaltic Pump

Cambridge ID #: 14916

Economical and easy-to-use analog drives offer precise speed control—ideal for metering applications. Contains a reversible motor to purge tubing before and after pumping fluid and a  separate single turn speed control.

Specifications:

  • Speed Range: 6 - 600 rpm
  • Speed Control:+/- 2%
  • Maximum Flow Rate:3400 mL/min
  • Minimum Flow Rate:36 mL/min
  • Dimensions: 5 x 7 x 7 in
  • Power Requirements:90 to 130VAC, 1.5A
  • Motor hp: 1/10
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Welch 1400N Vacuum Pump

Welch 1400N Vacuum Pump

Cambridge ID #: 14860

Specifications:

  • Pumping Speed Displacement: 0.9 CFM
  • Hertz: 50/60 Hz
  • Voltage: 115/220
  • Oil capacity: 0.62 qt.
  • Weight: 58 lbs.
  • Dimensions LxWxH: 18x9x13 in.
  • Intake: 3/4-20
  • Outtake: 3/4-20
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Fisher Scientific MaximaDry Vacuum PumpImage Coming Soon

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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Jungwoo Electric 008N40048AE Vacuum PumpImage Coming Soon

Jungwoo Electric 008N40048AE Vacuum Pump

Cambridge ID #: 10320
  • Jungwoo Electric 008N40048AE Vacuum Pump
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    Franklin Electric 1091045400 Vacuum PumpImage Coming Soon

    Franklin Electric 1091045400 Vacuum Pump

    Cambridge ID #: 10962
  • 3/4 HP
  • Max Amb: 40°C
  • RPM: 1725/1425
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    KNF 10Tor Vacuum PumpImage Coming Soon

    KNF 10Tor Vacuum Pump

    Cambridge ID #: 4036
  • 2-Stage.
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    Franklin Electric 1101006419 Vacuum PumpImage Coming Soon

    Franklin Electric 1101006419 Vacuum Pump

    Cambridge ID #: 10963

    Specifications:

    • 50/60 Hz
    • 1/2 hp
    • 115/230 V
    • 7.0/3.5 amps
    • Pumping speed 4 CFM
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    Welch 1402 Vacuum Pump

    Welch 1402 Vacuum Pump

    Cambridge Scientific ID #'s: 14013, 11804

    DuoSeal Vacuum Pumps are known for their ruggedness world-wide. These rotary vane 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:

    • Free Air Displacement cfm (l/min.) @60Hz: 5.6(160)
    • Ultimate Pressure: 1 x 10-4(0.00013)
    • Pump RPM: 525
    • Oil Capacity: 2.25(2.1)
    • Motor Horsepower (watts): 1/2(370)
    • Overall Dimensions LxWxH in. (cm):  20x12x15 (51x30.5x60)
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    Welch 1402B-01 Duoseal Vacuum Pump

    Welch 1402B-01 Duoseal Vacuum Pump

    Cambridge ID #: 11271

    DuoSeal Vacuum Pumps are known for their ruggedness world-wide. These rotary vane 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:

    • Free Air Displacement cfm (l/min.) @60Hz: 5.6(160)
    • Ultimate Pressure: 1 x 10-4(0.00013)
    • Pump RPM: 525
    • Oil Capacity: 2.25(2.1)
    • Motor Horsepower (watts): 1/2(370)
    • Overall Dimensions LxWxH in. (cm):  20x12x15 (51x30.5x60)
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    Welch 2025 Dry Vacuum PumpImage Coming Soon

    Welch 2025 Dry Vacuum Pump

    Cambridge Scientific ID #'s: 7633, 6352

    Maintains efficiency and extends diaphragm life.

    Specifications:

     

    • Free Air Displacement: 35 L/min
    • Max Pressure: 29.5 Pascal
    • Dimensions: 11.8 L x 8 W x 11 1/2 H (in)
    • Weight: 13.6 kg

     

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    Harvard Apparatus 22 Syringe PumpImage Coming Soon

    Harvard Apparatus 22 Syringe Pump

    Cambridge Scientific ID #'s: 13820, 18357, 13819

    Description:

    The Model is an Infusion Only syringe pump employing a microprocessor controlled small step angle stepping motor driving a lead screw and half nut. A key pad is used for data entry of flow rate and syringe diameter. The microprocessor calculates the cross sectional area of the syringe to be used and calibrates the flow rate for that syringe. A number of special features result from use of microprocessor technology.

    Specifications:

     

    • Type: Microprocessor multiple syringe, infusion or infusion/withdrawal
    • Size (H x W x D): 5.5 x 11 x 8.75 in (140 x 220 x 220 cm)
    • Weight: 10 lbs (4.5 kg)
    • Power: 115/230 VAC, 50-60 Hz via selector switch, 45 W
    • Drive Motors: 0.9° microprocessor controlled stepping motor
    • Timing Belt Drive: 2:1 reduction from motor
    • Lead Screw Pitch: 24 thread inch
    • Revolution of Lead Screw: [email protected]/4 stepping
    • Dynamic Speed Range: 16,384 to 1
    • Accuracy: ±0.035%
    • Reproducibility: ±0.05%
    • Calibration: Automatic, enter syringe size up to 50 mm
    • Syringe Size: 0.5 µ l to 140 ml
    • Display: 3-1/2 digit numeric LED, 7 LED indicators for range, diameter, Run/Stop and remote control
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    Cole Parmer 74900-10 Syringe Pump

    Cole Parmer 74900-10 Syringe Pump

    Cambridge ID #: 9470

    Specifications:

    Dual Syringe Infusion Pump

    Wide range (100,000:1) allows flow rates from a slow trickle to a steady stream


    RS-232 interface lets you easily control pumps from your computer

    • Max Flow Rate Per Syringe (mL/min): 147
    • Linear Force (lbs): 40
    • Syringe Size Accepted (Max mL): 140
    • Syringe Size Accepted (Min microL): 10
    • Syringe Travel Rate (mm/min): Maximum: 126.7
    • Reproducibility: ±0.1%
    • Accuracy: ±<1%
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