WOB-L® piston pump, compressor - 2250Z series - THOMAS
2250Z Series
Vacuum Pressure
Features & Benefits
  • Unique head/cylinder design  
  • Oil-less operation  
  • Permanently lubricated bearings 
  • Stainless steel valves 
  • High performance piston seal 
  • Die-cast aluminum & magnesium alloy components 
  • Thin wall, hard coated aluminum cylinder 
  • Wetted parts treated for corrosion resistance  
  • Dynamically balanced 
  • Designed and tested per Agency standards 
  • Brushless DC motor  
  • RoHS/REACH compliant 
Range Technical Overview
  • Capacity up to 1.9 cfm / 54.4 l/min
  • Vacuum to 25.9 in.Hg / -870 mbar
Possible Applications
  • Portable Oxygen Concentrators
  • Small Analytical Equipment
  • Instrumentation
  • Ambient Scenting
  • Lab Automation
    Model No
    Free flow
    Maximum vacuum
    Motor Rating
    Motor Type
    cfm l/min
    in.Hg mbar
    V Hz
    W hp
    Model No.
    Free Flow
    1.90 54.4
    in.Hg mbar
    Maximum vacuum
    25.9 -870.0
    mbar psi
    DC / 24 NA
    V Hz
    Motor Rating
    123 0.16
    W hp
    Motor Type
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