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DG Ultra Low Flow Rate Pump Head


DG series are designed for small flow and multi-channel fluid transfer, easy to install and replace tubing. Self adapting spring adjusts pressing gap automatically according to the tubing size. The rollers are made of 304 stainless steel. A pump head consists of three parts: frame, roller device and cartridge. According to the numbers of channel, there are DG1, DG2, DG4, DG8, DG12, DG16, DG24.



  • Multi-channel transfer
  • Change tubing easily
  • Install tubing easily
  • Occlusion can be adjusted slightly by ratchet wheel to fit different tubing wall thicknesses requirements.
  • 6-roller and 10-roller pump heads available.
  • More rollers reduce pulsation and flow rates slightly.
  • Skillful trigger structure, convenient to eject the cartridges.


  • Flow range: 0.00016~48ml/min
  • Card material: POM
  • Roller material: 304 stainless steel
  • Roller number: 6, 10
  • Gap adjustment: micro-adjustment
  • Applicable tube: wall thickness 0.8~1mm (0.03 ~0.04 inch)  ID ≤3.17 mm (0.12 inch)

Above flow parameters are obtained by using silicone tube to transfer pure water under normal temperature and pressure, in actually it is effected by specific factors such as pressure, medium, etc. Above for reference only.

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