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Cole-Parmer Datasheets for Positive Displacement Pumps

Positive displacement pumps use a mechanical force such as gears, bladders, pistons, plungers or diaphragms to push liquid through and out of the pump.
Positive Displacement Pumps: Learn more

Product Name Notes
• Dependable metering with a <tol>1% repeatability • Polypropylene bellows with EPDM O-ring wetted parts • Flow ranges up to 2100 mL/min • Self-priming to 51⁄4 feet dry • Designed...
• For your laboratory or OEM applications! • Choose from various styles • Power requirements range from 3 to 6 VDC These pumps will achieve a vacuum level of 5.9"...
• Gentle, low-shear transfer ideal for highly viscous or particulate-laden fluids • Solid PFA pumps ensure the highest purity and chemical resistance possible—transfer even ultrapure or highly concentrated acids and...
• Multiple designs—either dry pump cavity or lubricant filled—to best fit your system requirements • Complete isolation of pumped fluids • Self-priming and runs dry • Wide range of pump...