Ring Blower GAST R-7100A Series

Ring Blower GAST R-7100A Series, With a rugged construction that’s suitable for demanding applications, the R7 offers oil-less operation ensuring that the discharge air remains free of contamination.  The R7 can be mounted in any plane, which provides flexibility when mounting or integrating the blower into an OEM system. In addition, these blowers have very few moving parts and no wearing components, which minimize downtime and helps to lessen operating noise levels.


Ring Blower GAST R-7100A Series

Regenerative Blower – Ring Blower GAST R-7100A


  • Rugged construction, low maintenance
  • Oilless operation
  • UL and CSA approved TEFC motors with permanently sealed ball bearings
  • IP54 rated enclosure on motors
  • Aluminum impeller; cast iron cover and housing
  • Can be mounted in any plane
  • Inlet and outlet have internal muffling


  • Pressure gauge AE133A
  • Inlet filter AJ126G (pressure)
  • Vacuum gauge AE134
  • Vacuum gauge for monitoring inlet filter restriction AJ497
  • Pressure/vacuum relief valve AG258
  • Silencer for vacuum relief valve AJ121D
  • Inline filter AJ151H (vacuum)
  • External muffler for additional silencing AJ121G
  • Liquid separator RMS400 (vacuum)
  • Foam replacement kit K827



MODEL Motor Max vacuum Max Flow Max Pressure Voltages Fitting W x L x H
HP inH₂O cfm inH₂O V inch mm
R-7100A* 8 90 350 115 380 1½" 18.00 × 22.58 × 20.03


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