Welch 8890A vacuum pump

Item: 5569E VAC PUMP

  • Sale
  • Fully tested
  • Thoroughly cleaned
  • Ships from Haverhill, MA

Contact Us

Call 978-521-2221
to request information & pricing for item 5569E VAC PUMP

90-Day Warranty

American Instrument Exchange
Contact us for all your used lab equipment needs

1023 Western Ave.
Haverhill, MA 01832

Phone: 978-521-2221
Fax: 978-521-8822

Email: info@americaninstrument.com

Shipping Policy

Welch 8890A GEM 1.0 Direct Drive Vacuum Pump

  • Pumping speed: 31 L/min
  • Max vacuum 0.050 Torr
  • 90-day warranty 

The Welch 8890A Direct Drive vacuum pump is a robust vacuum pump for applications requiring pressures < 50 Torr. The 8890A achieves < 0.050 Torr with a pumping speed of 31 liters/min (1.1CFM).  These Welch small direct drive, oil sealed vacuum pumps should not be operated continuously at pressures above 50 Torr. 

All of our equipment is used and reconditioned. Our technicians test all equipment to confirm that it operates properly and to the manufacturer’s specifications. While we can’t test for a specific analytical application, we will do our best to simulate the conditions under which the equipment will be run. If you have particular testing requirements or requests please let us know and we’ll work with you to make sure these requirements are addressed during testing.

The photos above are representative. Please bear in mind that the equipment shown is currently in storage in our warehouse and that in addition to testing each machine we will clean all the equipment thoroughly prior to shipment. We often have multiple units of each model in stock and sometimes we're unable to feature photos of every single unit. At your request, we can provide photos of the equipment in your order after it has been tested and cleaned.

Welch 8890A GEM 1.0 Direct Drive Vacuum Pump – Specifications

Dimensions 19.25”W x 12.4”H
Nominal displacement 5.6 CFM
Oil capacity 2.1 L
Ultimate pressure 1 x 10-4 Torr
Electrical requirements 115 V , 60 Hz


For inquiries about the Welch 8890A GEM 1.0, please give us a call at 978-521-2221, or fill out the form on this page.