Vacuum Pumps

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  1. Stocked
    Rotary Vane Vacuum Pumps
    Group of 14 products
    7901-PP-01 71621
    Some ship in 1 - 3 days
    6 Voltage1 Oil Free7 Ultimate Pressure12 Maximum Pumping Speed

    • Reliable dry pumps for inert gas pumping applications in labs and cleanrooms
    • Peak pumping speed: 22 CFM (37.38 m^3/hr)
    • Universal single-phase power featuring multi-stage Roots-type pumping concept
    • Frictionless, oil-free design features non-wearing parts resulting in no particulate contamination
    • Rotation and pumping speeds remain constant regardless of voltage and frequency
    Voltage: 135 V, 120 V, 132 V, 115 V, 460 V, 240 V
    Oil Free: No
    Ultimate Pressure: 0.01 mbar, 0.002 mbar, 0.0001 mbar, 0.003 mbar, 0.004 mbar, 0.07 mbar, 0.006 mbar
    Maximum Pumping Speed: 150/175 L/min, 193 L/min, 107 L/min, 51 L/min, 533/600 L/min, 1917/2250 L/min, 118 L/min, 363 L/min, 519 L/min, 158 L/min, 305 L/min, 78 L/min
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Features and Benefits

Vacuum Pressure Pump Diaphragm

Oil-free and noiseless operation makes this motor-mounted unit one of the best suited vacuum pumps available for cleanroom environments.

Duo Seal Vacuum Pump

Welch DuoSeal Vacuum Pump has a belt-driven, oil-seal design that extends durability and service life even under harsh operation conditions.

Chemical Duty Dry Vacuum Pump

The Chemical Duty Dry Vacuum Pump is oil-free for minimized maintenance and maximum resistance to aggressive vapors.

Standard Diaphragm Pump

More economical and environmentally friendly than water-operated vacuum pumps; for applications between atmospheric pressure and 1 mbar.

Welch Rotary Vane Vacuum Pump

This Rotary Vane vacuum pump offers high water vapor tolerance, light weight and high vacuum performance, making it ideal for many laboratory uses.

Vacuum Pumps

  • Vacuum Pumps and Compressors Diaphragm Vacuum/Pressure Pump
  • Oil-Free Dry Vacuum Pumps Oil-Free Dry Pumps
  • High-Flow, Oil-Free Diaphragm Vacuum Pump Standard Diaphragm Vacuum Pump

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