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Gear pumps are characterised by being safe and easy to use. They can be used for a variety of tasks for pumping nearly all types of liquids with viscosity <200cSt and particles <10um.

They are virtually maintenance free, easy to service and leak free. 

Types of Micro Gear Pumps

  • The basic micro gear pumps from LONGER have flow rate mode and a 4-digit LED to display the speed in rpm. 
  • The dispensing micro gear pumps from LONGER have both flow rate and dispensing mode, and a 128×32 LCD that display the parameters. 

Although your desired configuration is not in stock, can be delivered in about two weeks.


Micro Gear Pumps are Distinguished by

  • Compact design and magnetically coupled pump head
  • Pump heads can easily be replaced
  • Pulse-free pumping
  • Precise dosing
  • The magnetically coupled pump head prevents overload of the drive
  • Gear pumps are micro-processor controlled

Size of Tubing

The tubing connectors on the pump heads has an outer diameter of 6 mm, so they can be connected to tubing with an internal diameter of 4.8 mm (15 #).


If you have any questions or need more information, please contact us!