Peristaltic pumps for science and laboratories

The Watson-Marlow 120 range of  science and laboratory pumps offers flexible solutions for a variety of demanding applications. Exceptional accuracy, combined with a digital display and intuitive user interface, ensure that these small pumps are precise and simple to use.

120 range - small, simple, precise.

  • Compact footprint saves bench space
  • Exceptional speed control and accuracy
  • With accurate, repeatable flows up to 170 ml/min
  • Simple: minimum key presses, intuitive operation

Take a Tour

The range includes five pumphead options, and a choice of three drives. Click on your chosen pumphead, below; then select your drive on the following pages.

Pumphead options

  1. 114DV flip-top four roller pumphead

    114DV flip-top four roller pumphead

    The 114DV single-channel pumphead assures trouble-free continuous tube loading in seconds, high accuracy and repeatable flow. It accepts 1.6mm wall tubing in bores sizes 0.5mm to 4.8mm.

    Flow rates from 0.002 to 170 ml/min at  2 bar (30 psi)

    Single-channel pumphead with four rollers for smooth flow

    Recommended for continuous duty

    Models with occlusion settings for

  2. 102R single-channel two roller pumphead

    102R single-channel two roller pumphead

    The 102R single-channel pumphead with two-roller rotor is suitable for continuous silicone tubing. It accepts tubing in bore sizes 0.5mm to 4.8mm.

    Flow rates from 0.003 to 54 ml/min at  2 bar (30 psi)

    Single-channel two roller pumphead

    Sprung rotor to maximise tube life

  3. 400DM2 twin-channel pumphead

    400DM2 twin-channel pumphead

    The twin-channel 400DM2 pumphead uses three-bridge manifold tubing. Ideal for ultra-low-flow metering. Available for 120S and 120U drives.

    Flow rates from 0.0001 to 36 ml/min per channel

    Precision-machined four roller aluminium rotor

    Smooth, precise flow

  4. 400DM3 three-channel pumphead

    400DM3 three-channel pumphead

    The three-channel 400DM3 pumphead uses three-bridge manifold tubing. Ideal for ultra-low-flow metering. Available for 120S and 120U drives.

    Flow rates from 0.0001 to 36 ml/min per channel

    Precision-machined four roller aluminium rotor

    Smooth, precise flow

  5. 400D1 single-channel pumphead

    400D1 single-channel pumphead

    The single-channel 400D1 pumphead accepts 1.6mm-wall tubing from 0.5mm to 4.0mm.

    This metering pumphead is familiar to users replacing older 101 and 400 series pumps with the 120. Suitable for 120S and 120U drives.

    Flow rates from 0.001 to 120 ml/min

    Precision-machined four roller aluminium rotor

    Quick-release sprung tube clamps

    Smooth, precise flow

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