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Dynaflo's 4000 Series miniature diaphragm pump

4000 Series Diaphragm Pump

The 4000X is the latest in Dynaflo’s miniature diaphragm  displacement pump series. Currently in development. Details and custom configuration options are available upon request.


Model 4122X

Dynaflo's 4000 Series miniature diaphragm pump


The 4000 series miniature diaphragm displacement pump is currently in development.


The Model 4122x miniature air pump packs a big punch in a small package, with the following features:
  • DC motor options
  • Precision ball bearing eccentric drive
  • Compressor or Vacuum applications
  • Affordable price
  • Customizable


  • Max flow: 0.3 l/min (0.01 cfm) 
  • Max vacuum: -779 mbar (23 in Hg)
  • Max pressure: 1.1 bar (17 PSI)
  • Voltage: Depends on the motor chosen (3-12VDC type)
  • Max current: 0.3 A
  • Motor: options available
  • Weight: 0.012 kg (.005 lbs)
  • Dimensions (L x W x H): 121 mm x 67 mm x 148 mm (4.75″ x 2.65″ x 5.81″) 

Interested in our 4000 Series diaphragm pump?