Cole-Parmer Datasheets for Metering Pumps

Metering pumps are positive displacement pumps designed to dispense precise amounts of fluids and measured flow control.
Metering Pumps: Learn more

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Product Name Notes
• A cost-effective pump for pressure injection and chemical feed applications • High-pressure pumps are self priming • Digital keypad with LED confirms pump settings and operation • Built-in indicator...
• Chemical resistance prevents contamination of your pumped medium • Quiet, reliable, accurate, and virtually pulse-free • Pumps can run dry continuously without damage • Built-in overpressure protection prevents damage...
• Deliver precise volumes at pressures up to 6000 psi • Ideal for use in HPLC applications • Pulse dampener significantly reduces pulsation with low dead volume Digital pump provides...
• Deliver precise volumes at pressures up to 6000 psi • Ideal for use in HPLC applications • Pulse dampener significantly reduces pulsation with low dead volume Chemical resistant 316...
• Deliver precise volumes at pressures ut to 6000 psi • Ideal for use in HPLC applications • Pulse dampener significantly reduces pulsation with low dead volume Use this single-head...
• Easily prime over long distances • Low strokes/minute rate increases diaphragm life • Overload-protected, fan-cooled, shaded-pole gear motor (1/35 hp) is permanently lubricated • Sealed VALOX<reg> housing resists harsh...
• Easy maintenance and no contamination—tubing is the only wetted part • Easy tube change-out minimizes downtime between tubing set changes • Inherent degassing function and rugged gear train offer...
• Exceptional reliability and ease of service reduce maintenance and cost • Polycarbonate corrosion-resistant housing • 24/7 continuous duty cycle • Mount pumps vertically or horizontally <b>Double Head, Adjustable Mechanical...
• Exceptional reliability and ease of service reduce maintenance and cost • Polycarbonate corrosion-resistant housing • 24/7 continuous duty cycle • Mount pumps vertically or horizontally <br>|<b>NOTE:</b> The skus from...
• Feature micrometer flow adjustment<emdash>deliver exact quantities of liquid with minimal pulsation • Withstand up to 5000 psi outlet pressure • Dual-piston models have independent piston control<emdash>pump a single liquid,...
• Feature micrometer flow adjustment<emdash>deliver exact quantities of liquid with minimal pulsation • Withstand up to 5000 psi outlet pressure • Dual-piston models have independent piston control—pump a single liquid,...
• Flow delivery rate is constant at any voltage from 94 to 264 VAC—not affected by voltage fluctuations • High strokes per minute ensure a more uniform distribution of fluid...
• High suction lift and high viscosity combine in the stainless steel pump • Achieve up to 65 GPH or 1100 psi • Internal bypass allows for improved valve performance...
• High throughput workhorse performs in rough conditions • PLC compatible for industrial processes and PC compatible for laboratory applications • Rugged stainless steel housing protects pump in harsh environments...
• Manually adjustable stroke length and stroke frequency provide precise control of flow rates • Clear face cover protects pump controls on low flow models (1 GPH and lower) •
• No more sloppy chromatograms • Operate pump via keypad, PC, or use voltage flow and digital run/stop controls • Automatic shutoff when pressure exceeds upper or lower limits prevents...
• Operate by computer or on your iOS or Androidâ„¢ device • Easily achieve flow ranges down to 0.2 <mu>L/min with a 1.26% reproducibility • 12-roller head minimizes the pulsation...
• Programmable multichannel dispensing pumps for accurate delivery of small volumes and low flow rates • Eight-roller rotor assembly delivers fluid with minimal pulsation and increased accuracy • Programmable dispense...
• Pump at flow rates up to 158.5 GPH and pressures up to 125 psi — output volume is not affected by changes in back pressure • Three versions now...
• Pump at flow rates up to 158.5 GPH and pressures up to 125 psi—output volume is not affected by changes in back pressure • Self priming even against maximum...
• Pump at output pressures up to 125 psi; flows to 33.3 GPH • Self priming even against maximum line pressure • Output volume is not affected by changes in...
• Pump greater flow rates at lower pressures • Feature an easily operated cam-type adjustment with an infinite number of settings between zero and 100% of maximum pump capacity •
• Pumps feature two separate head assemblies—obtain proportional flow rates for two different materials or twice the maximum flow rate when you are pumping just one • Change flow rates...
• Reliable metering performance<emdash>guided dual check valves provide precise seating and excellent priming and suction lift • PVC and PTFE construction with external control • Ideal for water treatment and...
• Small pump cavity, two check valves, and high stroke frequency combine for superb self-priming and degassing properties • Pumps provide up to 360 strokes per minute for smooth, efficient...
• Superior quality pumps at affordable prices • Combine engineering excellence with quality materials of construction • Dual output adjustment, stroke length, and cycle time • Feature double-ball inlet and...
• The right pump for your HPLC application • Self-flush feature washes piston with every stroke • Pressure and leak sensors (except single-head pumps) alert you to malfunctions • Digital...
• These popular drive and head combinations simplify ordering! • Prebuilt systems with the most popular head and drive combinations • Flow rate adjustable during operation • High repeatability and...
• Uniformity of discharge ensures low-pulsation transfer process • Quiet, reliable, accurate, and virtually maintenance-free • Pumps can run dry continuously without damage • Versatile pumps handle flow rates up...
• Variable-flow reversible peristaltic pump • Run dry without damage to pump • Compact footprint These new cost-conscious peristaltic pumps provide variable flow and exceptional life performance in a compact...
• Variable-flow reversible peristaltic pump • Run dry without damage to pump • Silicone tube sets included; Norprene<reg> and Viton<reg> tubing sets available These cost-effective peristaltic pumps provide variable flow...
Diaphragm Metering Pumps
Drum Safety Wand/Suction Tube Straightener prevents suction tubing from curling. The rigid construction keeps the foot valve at the bottom of the tank and provides a dry hand hold when...
Piston Metering Pumps
Seven-day timer pumps provide a simple and cost effective metering system for timed applications. Pumps offer eight on/eight off programs per week for maximum adjustability. These pumps feed chemical products...

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