HomeLaboratoryVacuum Pumps › Welch Ilmvac 8925 Direct Drive Pump

Welch Ilmvac 8925 Direct Drive Pump

  Deep Vacuum
  Portable with small footprint
  Vacuum to 1 X 10-4 torr

Suggested Applications:

  Freeze Dryer

Welch Direct-Drive Rotary Vane Vacuum Pumps achieve vacuum levels down to 1x10-4 torr (0.1 micron) with flows up to 11.3 CFM. These compact, portable oil-seal pumps are recommended for a variety of laboratory applications. Vacuum system configuration with a cold trap is recommended for use with harsh chemicals. Direct drive pumps are not recommended for filtration, aspiration, drying electrophoresis gels, or other applications requiring sustained operation above 30 torr.


Model Number8925
Applications Centrifugal Concentrators, Vacuum Ovens, Freeze Dryers, SEM's, Annular Spaces / Transfer Lines
Type Laboratory Vacuum Pump
Free Air Displacement cfm (l/min.) @60Hz 11.3(320)
Free Air Displacement m3/hr (l/min.) @50Hz 16(267)
Ultimate Pressure 4 x 10-4(0.00053)
Sound Level 55
Pump RPM 1725
Oil Capacity 1.2(1.1)
Motor Horsepower (watts) 3/4(560)
Tubing Needed 9/16, 13/16 (14, 20)
Intake Thread NPT UNIBARB (1 1/8-20)
Exhaust Thread NPT 20-Jan
Overall Dimensions LxWxH in. (cm) 21.2x7.1x10.7 (53.817.9x27.2)
Ship Weight 74(33.6)
Shipping Carton Dimensions LxWxH in. (cm) 24x15.8x14 (61x40.1x35.6)

Please note - Product designs and specifications are subject to change without notice. The user is responsible for determining the suitability of this product.

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