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: 1-15 of 62

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Cole Parmer Masterflex 7554-90 Peristaltic Pump

Cole Parmer Masterflex 7554-90 Peristaltic Pump

Cambridge ID #: 18466

The Masterflex L/S Economy Variable-speed drive is an economical and versatile variable-speed drive with a wide flow range. This product features a separate single-turn speed control and on/off switch with green power indicator to maintain speed setting while turning pump on/off. The 1/20-hp unidirectional motor (counterclockwise) as soft start and back EMF for 5% speed control. Stackable painted steel housing is IP22 rated for protection from vertically falling water.

 

Specification:

 

  • Drive Speed Range: 20 - 600 rpm
  • Maximum Torque: 90 oz-in
  • Line Voltage Limits (50-60 Hz): 90-130 V
  • Power Output: 37 W (0.05 hp)

 

  • Maximum Current

 

    • 115 V Units: 1.5A, shorted output conditions
    • 230 V Units:  0.9A, shorted output conditions

 

  • Speed Regulation

 

    • Line: ±2%
    • Load: ±3%
    • Temperature Drift: ±10%
  • Enclosure Rating: IP22 per IEC529
  • Humidity (non-condensing): 10% to 90%
  • Operating Temperature: 0Ëš to 40ËšC
  • Storage Temperature: -45Ëš to 60ËšC
  • Chemical Resistance: Exposed material is painted steel housing
  • Altitude: Less than 2000 m
  • Display: Green LED
  • Dimensions (L x W x H): 220 x 180 x 125 mm
  • Weight: 4.1 kg (9 pounds)
  • Pollution Degree: 2 per IEC 664 (indoor use only)
  • Installation Category: 2 per IEC 664
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Harvard Apparatus 55-2219 Syringe Pump

Harvard Apparatus 55-2219 Syringe Pump

Cambridge ID #: 18357

Specifications:

  • Sample Capacity: Depends on Alpha Units used (holds 2)
  • Speed of Ramping: Up to 3°C/sec
  • Temperature range: 0-105°C
  • Temperature accuracy: +/- 0.3°C
  • Temperature Uniformity: +/- 0.4°C
  • Input Power: 100-240 VAC, 1600 W max fitted with NEMA L6-20p plug
  • Display: 320 x 240 pixels, 256 colors
  • Memory: 1,000 typical Programs
  • Dimensions (W x D x H): 48 x 29 x 21 cm, chassis and Alpha units
  • Weight: 10.4 kg (22.9 lb)
  • Thermal Gradient Accuracy: +/- 0.3°C
  • Thermal Gradient Differential Range: 1-24°C
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KD Scientific KDS 220 (780220) Syringe Pump

KD Scientific KDS 220 (780220) Syringe Pump

Cambridge ID #: 18359

Features:

 

  • Multi-syringe holder: 1-10 syringes (10 µl - 10 ml), 1-6 syringes (20 ml - 60 ml), 1-4 syringes (100 ml - 140 ml)
  • Backlit LCD display
  • Knob locks/unlocks drive block for effortless, drag-free manual adjustment
  • Continuous dispense volume display
  • Preset volume control and automatic shut-off
  • Choice of unit selection
  • Settings can be reviewed or changed during operation
  • Stall detection
  • Last settings stored in permanent memory
  • Built-in RS232C interface for computer "daisy chaining" up to 100 pumps
  • TTL interface for foot switch, timer, relay control, outputs for run indicator, valve control

 

Specifications:

 

  • Max. No. of Syringes: 10
  • Dimensions: 11 x 9 x 5.5 in. (28 x 23 x 14 cm)
  • Weight: 9.5 lb (4.3 kg)
  • Linear Force: 40 lb (18 kg)
  • Advance Per Microstep: 0.165 micron (1/16 step)
  • Max Step Rate (1/2 Step): 1600/sec
  • Min Step Rate: 1/100 sec
  • Accuracy: ±<1%
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Millipore Labscale TFF System Tangential Flow Filtration Systems

Millipore Labscale TFF System Tangential Flow Filtration Systems

Cambridge ID #: 18366

This high-performance, tangential flow filtration (TFF) system is ideally suited for process development, process scale-up, and sample preparation. This TFF system can be operated in two modes: Concentration and Continuous diafiltration. The Labscale TFF System was specifically designed to operate the Pellicon XL 50 cassette. This cassette can be directly docked into the system reservoir, eliminating the need for tubing connections. This feature, in addition to the diaphragm pump assembly, provides a final working volume of <15 mL. The system’s graduated 500 mL acrylic reservoir includes a retentate back pressure valve, feed and retentate pressure indicators, a stirrer assembly and diaphragm pump assembly. The system’s graduated 500 mL acrylic reservoir includes a retentate back pressure valve, feed and retentate pressure indicators, a stirrer assembly and diaphragm pump assembly. All wetted parts meet the requirements of USP Class VI testing and CFR 21 regulations.

 

Specification:

 

  • Dimensions (footprint): 21.6 x 27.9 cm (8.5 x 11 in.)
  • Height: 45.7 cm (18 in.)
  • Weight: 5.9 kg (13 lb)
  • Maximum Inlet Pressure: 4.2 bar (60 psig)
  • Operating Temperature Range: 4 - 45 °C
  • Feed Flow Rate: 10 – 100 mL/min at 60 psi
  • Minimum Recirculation Volume: 20 mL
  • Power: 115V, 60 Hz or 230V, 50 Hz
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Cole Parmer Masterflex 7523-90 Peristaltic Pump

Cole Parmer Masterflex 7523-90 Peristaltic Pump

Cambridge Scientific ID #'s: 18164, 18303, 18165

Specifications:

  • Dimensions (L x W x H): 10.5 x 8 x 8 in (267 x 203 x 203 mm)
  • Weight: 13 lb (5.9 kg)
  • Enclosure rating: IP 33 per IEC 60529
  • Speed: 0.02 to 100 rpm
  • Display: 128 x 64 LCD w/LED Backlight
  • Supply voltage limits: 90 to 260 Vrms @ 50/60 Hz (Universal Input)
  • Operating temperature: 0° to 40°C (32° to 104°F)
  • Storage temperature: –25° to 65°C (–13° to 149°F)
  • Humidity (non-condensing): 10% to 90%
  • Altitude: Less than 2000 m
  • Pollution degree: 2
  • Chemical resistance: Exposed material is aluminum, ABS plastic and vinyl
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Cole Parmer Masterflex 7520-10 Peristaltic Pump

Cole Parmer Masterflex 7520-10 Peristaltic Pump

Cambridge ID #: 18000

Masterflex L/S series peristaltic pumps include fixed and variable speeds, providing high accuracy drives for precise flow control and dispensing. Ideal for laboratory, process and field use.

Specifications:

  • Maximum Speed: 1.6 - 100 rpm
  • Maximum Torque Output: 360 oz-in (26 kgcm)
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Watson Marlow 120S Peristaltic Pump

Watson Marlow 120S Peristaltic Pump

Cambridge ID #: 17813

Features:

The 120 Series are small, but full-featured, laboratory pumps with simple intuitive operation and four pumphead options to suit any application.

  • Flow rates 0.0001 to 36mL/min at 2 bar (30psi)
  • Compact footprint requiring minimal benchtop space: stacks two high
  • Four pumphead options, with 1-, 2-, or 3-channel options to cover any application
  • Manual operator control or manual/remote pump options
  • Superior Speed Control up to 20,0000: ±1% set point accuracy
  • IP31 ingress protection for wipedown environments
  • Maintenance-free brushless DC motor Choose from 1-, 2- or 3-channel pumps
  • Smooth wipe-down enclosure for ultimate cleanability
  • Lockable keypad to prevent tampering

Specifications:

  • Display Type: Digital
  • Maximum Pressure: 30 psi
  • Overall Height:2cm
  • Overall Length:1 in.
  • Motor Type: Brushless DC
  • Reversible: Yes
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Jencons Scientific Perimatic GP II Peristaltic Pump Dispenser

Jencons Scientific Perimatic GP II Peristaltic Pump Dispenser

Cambridge ID #: 17685

Features:

Designed for rapid but controlled filling of a variety of containers without splashing or frothing. The Perimatic GP represents a lower cost alternative to the Premier yet still offers many of its features. It can also be used as a transfer pump in forward or reverse mode. Features manual dispensing by hand or footswitch, and automatic dispensing with interval timer. It can be used with a XY robotic module for automated filling of multiple containers.

Specifications:

  • Dispensing range:5 to 9999.9 mL
  • Accuracy: ±1,0% for volumes over 20 mL
  • Repeatability: <1%
  • Microprocessor calibration
  • Memory to store calibration values, volumes and set-ups for various tubing sizes
  • Sequential slow/fast/slow dispensing
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KD Scientific 7592 Syringe Pump

KD Scientific 7592 Syringe Pump

Cambridge ID #: 17636
  • Optical Path Length: 121 mm
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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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    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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    Edwards RV12 *NEW* Vacuum Pump

    Edwards RV12 *NEW* Vacuum Pump

    Cambridge ID #: 17436

    Features:

    The RV is a series of oil sealed small rotary vane pumps that deliver great ultimate vacuum pressure, capability to reach high pumping speeds and superior vapour handling features with quiet operation.

     

    Specifications:

     

    • Operating temperature range: 12 – 40 °C
    • Noise level: 48 dB(A) at 50 Hz
    • Motor power 50/60Hz: 450 / 550W
    • Power connector 1-ph: IEC EN 60320 C13
    • Nominal rotation speed 50/60Hz: 1500 / 1800 rpm
    • Oil capacity min: 0.65 litres
    • Oil max: 1 litres
    • Displacement :
        50Hz: 14.2 m3h-1 / 8.4 ft3min-1
        60Hz: 17 m3h-1 / 10 ft3min-1
    • Speed (Pneurop 6602)
        50Hz: 12 m3h-1 / 7.1 ft3min-1
        60Hz: 14.2 m3h-1 / 8.4 ft3min-1
    • Ultimate pressure: 2 x 10-3 mbar / 1.5 x 10-3 Torr
    • Ultimate pressure GB I: 3 x 10-2 mbar / 2.3 x 10-2 Torr
    • Ultimate pressure GB II: 6 x 10-2 mbar / 4.6 x 10-2 Torr
    • Ultimate pressure with Fomblin: 2 x 10-2 mbar / 1.5 x 10-2 Torr
    • Max inlet pressure for water vapour: 32 mbar / 24 Torr
    • Max water vapour pumping rate – GB I: 60 gh-1
    • Max water vapour pumping rate – GB II: 220 gh-1
    • Max allowed outlet pressure: 0.2 bar gauge / 2.8 psig
    • Max allowed inlet and gas ballast pressure: 0.5 bar gauge / 7 psig
    • Recommended oil: Ultragrade 19
    • Inlet flange: NW25
    • Exhaust flange: NW25
    • High reliability: generous lubrication of moving parts.
    • Safe process and systems: fast acting inlet valve for best in class anti‑suck back protection.
    • Configured to meet your vacuum needs: mode selector and two position gas ballast.
    • No unplanned downtime: designed for easy maintenance.
    • Better work environment: quiet running and intrusive frequencies minimised.
    • Two position gas ballast: allows either 60 g/hr or a class leading 290 g/hr of water vapour to be handled.
    • Universal motor: to cover the widest possible voltage and frequency range from a single variant.
    • Smooth controlled inlet valve: opening by oil pressure to eliminate pressure surges.
    • Rapid closing inlet valve: within 0.4 seconds of pump stopping.

     

     

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