Precision Metering Pumps

Compare Zaxis Metering Pumps

Zaxis eVmP systems are valveless precision metering pumps configured for a required dispense volume, fluid and production workflow.

Compare eVmP1 and eVmP2 enclosure systems with M-Series, V-Series and VS10-Series pump configurations. Values below are published configuration values; confirm the installed head, drive, fluid and application with Zaxis.

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How to choose

Start with the required dispense volume and rate, then match wetted materials, fluid viscosity and control interface. M-Series covers microliter dispensing; V-Series and VS10-Series address milliliter and higher-volume configurations; eVmP1 and eVmP2 package configured pumps in benchtop or dual-pump enclosures.

Published eVmP configuration comparison. “—” means the source page does not state a comparable value.
SpecificationeVmP1eVmP2M-SeriesV-SeriesVS10-Series
Dispense volume per revolution / strokeUp to 1.28 mL (installed head)Up to 1.28 mL (installed heads)2.5–100 µL per revolution25 µL–1.28 mL per revolutionNearly 10 mL per stroke
Flow rangeUp to 900 mL/minUp to 1,920 mL/min (VS-Series)Under 100 mL/minUp to 1,920 mL/min (VS drive)6 L/min at 600 RPM
Accuracy / repeatability±1% FS / 0.5% CV±1% FS / 0.5% CV±1% FS / 0.5% CV±1% FS / 0.5% CV±1% FS / 0.5% CV
Wetted materialsCeramic, 316SS, 303/304SS, PVDF, PEEKCeramic, 316SS, 303/304SS, PVDF, PEEKCeramic, PVDF (Kynar®), PTFE, Rulon® ARMedical-grade alumina-oxide ceramic, 316SSMedical-grade alumina-oxide ceramic, 316SS, PTFE
Viscosity guidance———Servo drive is for higher-flow, higher-pressure or higher-viscosity applicationsSpeed dependent on viscosity
Control / automationRS485, 24 VDC I/O, optional EtherNet/IPEthernet TCP/IP, RS485RS485, PLC I/O, optional EtherNet/IPRS485, PLC I/O, optional EtherNet/IPRS485, PLC I/O, optional EtherNet/IP
EnclosureBenchtop enclosure, 7-inch touchscreenDual enclosure, two pumps———
Typical applicationsConfigured benchtop fluid dispensingConfigured dual-pump fluid dispensingLow-volume automated fluid handlingAutomated fluid handlingHigher-volume configured dispensing
Best forOne configured benchtop pump systemTwo configured pump systemsMicroliter dispense volumesMilliliter dispensing configurationsHigh-volume, servo-controlled configurations
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Metering pump FAQ

Which eVmP configuration covers microliter dispensing?

M-Series heads dispense 2.5–100 µL per revolution.

What volume does the V-Series cover?

V-Series heads dispense 25 µL–1.28 mL per revolution.

What does the VS10-Series deliver?

The VS10 configuration can deliver nearly 10 mL per stroke and 6 L/min at 600 RPM.

Are the drives automation-ready?

Published eVmP drives list RS485 and PLC I/O, with optional EtherNet/IP on applicable configurations; confirm the selected configuration with Zaxis.

Explore applications

Review the precision dispensing applications hub for reagent, adhesive, automated-system and battery-dosing selection context.