Used Lab Equipment

Used Lab Equipment

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

Diaphram Pump: 31-45 of 203

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Waters 515 HPLC Pump

Waters 515 HPLC Pump

Cambridge Scientific ID #'s: 15098, 15100

The 515 HPLC pump is a programmable, free-standing HPLC pump available in isocratic, gradient, and semi-preparative configurations:

Features:

  • Precise stepper motor control (48 steps/µL resolution) of dual reciprocating pistons
  • Non-circular drive gears provide smooth, uniform eluent delivery
  • User-programmable flow rate calibration and compressibility compensation factors ensure straightforward pump operation qualification
  • Tests to retention time variations of less than 0.1% for highly reproducible peak performance
  • Easy-to-read display and keypad for error-free programming
  • Automatic purging and flow calibration

Specifications:

  • Flow rate precision 0.1%, accuracy 1%
  • Flow rate up to10.000 mL/min, in 0.001-mL/min increments
  • Maximum operating pressure: 6000 psi

 

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BioTek 7103034 Vacuum PumpImage Coming Soon

BioTek 7103034 Vacuum Pump

Cambridge ID #: 23844
This item is new to the Cambridge Scientific Used Lab Equipment Inventory. As a result, a product description is currently unavailable. For further information about this product, please inquire and a representative will contact you shortly.
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Cole Parmer 7518-10 Masterflex Peristaltic Pump

Cole Parmer 7518-10 Masterflex Peristaltic Pump

Cambridge ID #: 5029

Pump head ideal for fast tubing changes and reduced maintenance. The design and adjustable tubing retention allow for multiple tubing sizes—change tubing without removing head from drive.

Specifications:

 

  • Dimensions: 114 L x 64 W x 102 H (mm)
  • Max Flow Rate: 2300 mL/min
  • Min Flow Rate: .001 mL/min
  • Tubing sizes: L/S (13, 14, 16, 17, 18, 25)
  • Rollers:
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Cole Parmer 7518-12 Masterflex Peristaltic Pump

Cole Parmer 7518-12 Masterflex Peristaltic Pump

Cambridge ID #: 7106

Pump head ideal for fast tubing changes and reduced maintenance. The design and adjustable tubing retention allow for multiple tubing sizes—change tubing without removing head from drive.

Specifications:

 

  • Dimensions: 114 L x 64 W x 102 H (mm)
  • Max Flow Rate: 2300 mL/min
  • Min Flow Rate: .001 mL/min
  • Tubing sizes: L/S (13, 14, 16, 17, 18, 25)
  • Rollers:
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Cole Parmer 7523-30 Peristaltic Pump

Cole Parmer 7523-30 Peristaltic Pump

Cambridge ID #: 18860

Description:

The Console Drives are highly featured yet easy to operate Masterflex L/S pump drives, These drives are self contained compact unites that include a drive motor and all operating controls. The keypad is laid out on a sloped front panel for ease of control and for quick and easy indication status. A digital display provides a continuous indication of flow rates, actual rpm or percentage of maximum rpm.

Specifications:

  • Maximum Speed: 100 rpm
  • Minimum Speed: 1.6 rpm
  • Operating Temperature: 0°C to 40°C
  • Storage Temperature: -10°C to 60°C
  • Chemical Resistance: Exposed material is paint, plastic, aluminum, and vinyl
  • Line Voltage Limits: 90 to 130 V AC, 50/60 Hz
  • Dimensions (L x W x H): 11.5 x 7 x 7 in. (29.2 x 17.8 x 17.8 cm)
  • Weight: 15 lbs. (6.8 kg)
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Cole Parmer 7536-02 Peristaltic PumpImage Coming Soon

Cole Parmer 7536-02 Peristaltic Pump

Cambridge ID #: 23805
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Cole Parmer 7550-60  Peristaltic Pump

Cole Parmer 7550-60 Peristaltic Pump

Cambridge ID #: 23352
  • This computerized drive powers on, all the settings are adjustable, and it rotates the pump head in the clockwise and counter clockwise directions. It comes with a 7017 pump head. There is one missing foot on the front left.
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    Cole Parmer 77240-20 Peristaltic Pump

    Cole Parmer 77240-20 Peristaltic Pump

    Cambridge ID #: 19352

    Features

    • Control Type: Variable-Speed Analog
    • Number Of Channels: 1
    • No washdown capable
    • Continuous duty cycle



    Specifications:

    • Speed Range: 35 - 200 rpm
    • Flow Rate Per Channel Range: 1.6 - 239 mL/min
    • Number of Rollers: 3
    • Power Consumption: 90 - 260 VAC, 50/60 Hz
    • Dimensions (W x H x L): 5.25 x 4.5 x 8.5 in
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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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    GAST DOA-F104-AA Vacuum Pump

    GAST DOA-F104-AA Vacuum Pump

    Cambridge ID #: 22265
  • With a compact, yet durable and rugged construction, the DOA Series provides oil-less operation, which ensures that the discharge air remains free of lubricant contamination. It"™s well suited for noise sensitive environments like medical laboratory applications, due to the low noise and vibration operation. Additionally, the unit requires minimal power consumption and can be used as a compressor or vacuum pump for maximum versatility.
  • If you are interested in the Gast DOA-P704-AA Vacuum
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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 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 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 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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