Masterflex Digital Process Dri

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Item: 4166V PUMP

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

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Call 978-521-2221
to request information & pricing for item 4166V 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


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Cole Parmer Masterflex I/P digital brushless process drive

  • Model 77420-10
  • Flow rate: 0.0006L/minute to 19L/min
  • Includes pump head
  • 90 day warranty

The Cole Parmer Masterflex 77420-10 is a digital brushless process drive with a 316 stainless steel housing with an anodized aluminum base. Applications include pharmaceutical, dairy, biotech, and food and beverage uses. The minimum flow rate is 0.0006 LPM (0.0002 GPM); maximum flow rate is 19 LPM (5.0 GPM) with the I/P High-Performance pump head or 26 LPM (6.9 GPM) with two stacked I/P EasyLoad or Standard pump heads. The graphical LCD shows four operating modes continuous run, timed dispense, copy dispense, volume dispense. The menu-driven interface lets you select one of seven languages for programming and operation while an anti-drip function ensures accuracy and no leaking fluid. The motor is reversible so that you can purge tubing before or after pumping. The brushless, maintenance-free motor offers ±0.1% speed control accuracy with a 6000 to 1 turndown ratio.

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All 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.


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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.