Cole-Parmer MasterFlex 7549-50 Peristaltic Pump

Flow rate depends on motor rpm/tubing size. Separate on/off/reverse switch with power indicator and single-turn potentiometer speed control. Hold set speed while turning drive on/off/reverse. Reversible 1/4-hp direct-drive motor. Purge before or after pumping; pump in either direction. Back EMF and current limiting for speed control; Flow rates are accurate and consistent. Drives accept two pump heads when using silicone or C-Flex tubing only. Pump multiple channels from a single drive. Epoxy-painted aluminum steel housing; IP22 rated. Housing protects drive from gentle water spray falling from directly above. Drive accepts two different pump head types: Standard or EASY-LOAD pump head. 

One used pump head is included - AS SEEN IN PHOTO - can accommodate maximum 3/4" OD tubing.

NOTE: This pump will be cleaned up during QC-testing upon sale.