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Positive Displacement Pumps

Shop positive displacement pumps to move fluids at a fixed speed.

About Positive Displacement Pumps

Shop Zoro's full selection of positive displacement pumps for pumping fluids, moving potable water, and more. Used in a variety of settings, from laboratories to hydraulic systems to home appliances, positive displacement pumps provide a constant flow and fixed speed regardless of pressure. We carry diaphragm pumps, rotary pumps, piston pumps, peristaltic pumps, and other varieties with thousands of available products manufactured by top brands.