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Becker VASF 2. VARIAIR Speed Flow Side Channel Blower

VASF 2.50/2

Double-Stage Vacuum Pump

The VASF 2.50/2 is a double-stage, variable frequency speed flow regenerative blower that offers high performance in a quiet, contact-free environment. 100% free of oil and contact during operation, these pumps are low-maintenance, highly efficient, and require only minimal maintenance.

  • 100% dry operation
  • Variable frequency
  • Low maintenance
  • 14.1 SCFM
  • 16.6 in. HG

Product Information / Specifications

Open Flow SCFM:
Maximum Vacuum:
16.6 in.Hg
Noise Level dB(A):
Weight without Motor:
27 lbs

Discover the VASF Series


  • Non-contact compression
  • Compact design
  • Inlet & discharge silencers
  • Sealed bearings eliminate greasing
  • Rubber foot or pedestal mount for versatile installation
  • VARIAIR frequency inverter
  • VARIAIR speed controller


  • Significantly longer maintenance intervals due to a double filter surface
  • Low operating and exhaust temperatures
  • Quiet Operation
  • Highly efficient IE3 motors in 11 different power ratings
  • Exclusive clear filter/valve cover allows for fast visual maintenance inspection
  • Exact volume flow due to variable speed operation

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Our goal is to respond to all care and employment inquiries within 24 hours of receipt. Our Becker Pumps Corporate offices are generally open Monday – Friday from 8am to 5pm EST time.