Welch ILMVac High-Flow Diaphragm Oil-Free (Dry) Vacuum Pump, MP901Z, 115v 60hz

Welch Ilmvac


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High-Flow Diaphragm Oil-Free (Dry) Vacuum Pump

  • Two-stage pumps for quicker and more efficient vacuum pumpdown
  • Quiet operation
  • Very low maintenance
  • ON/OFF Switch and internal protective thermal switch for the motor
  • Vibration isolating feet

Ilmvac MP Series Standard Duty Membrane Vacuum Pumps are dry and oil-free for minimized maintenance. These high-flow units operate at 125 LPM and 222 LPM and both draw to 8mbar pressure (29.85"Hg vacuum). This deep vacuum makes it ideal for Vacuum Ovens, Glove Boxes and Vacuum Chambers. These pumps are suitable for applications for dry, moist or ethanol vapors.

•  Numbers of heads/stages: 4/2 
•  Free Air Displacement:
  cfm(l/min.)@60Hz: 4.42(125) 
  m3/h(l/min.)@50Hz: 6.8(113) 
•  Utl. Pressure, torr(mbar): 8(6) 
•  Maximum Vacuum, in.Hg: 29.7 
•  Motor Power, watts(HP): 370(0.5)
•  Tubing Needed, I.D. in.(mm): 1/4 (7) 
•  Weight, kg(lbs.): 18.3(40.3) 
•  Overall Dimensions: 23" L x 38" W x 16.9" H (9.1 x 16 x 6.7cm)


Seller refurbished.  Great working pump.  Very low use!


  • Welch ILMVac High-Flow Diaphragm Oil-Free (Dry) Vacuum Pump, MP901Z, 115v 60hz
  • Power cord.


30 Day warranty. We pledge to offer the best service and warranty to all of our customers! We are extending a 30 Day warranty on this item. This is our way of saying thank you for allowing us to serve you.


This is a genuine product from this manufacturer.