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ANPL & ANBPL Progressive Cavity Metering Pumps

Pump Series Description

ANPL Series Icon The ANPL and ANBPL Series is a rugged series of medium sized low flow progressive cavity metering and dosing pumps available immediately from our inventory at Liberty Process Equipment. This pump is rated up to 9.5 GPM and at discharge pressures up to 350 psi in our 4 range design. All Pumps are offered in cast iron or standard 316 Stainless Steel.

All Pumps are offered with our standard 1" NPTF connections or optional 1" 150# RF Flanges. Stators are available in Buna Nitrile, Viton® and also in PTFE Teflon for the highest standards in corrosion resistance.

The Close-Coupled ANBPL is a great alternative where space is a concern, offered in designs to accommodate 56C and 145TC Frame Motors. Liberty Process can offer a drive and control option to meet your needs and budget.

From a simple, fixed speed motor to a DC or variable frequency drive controlled pump unit we can offer it and have it shipped to you same day.

Liberty Series - ANPL & ANBPL - Technical Data

Pump Features

Compatible Pumps


ANPL 3.2 & 3.4 Metering Pumps

Liberty ANPL 3.2 & 3.4 Series progressive cavity pump The 3.2 & 3.4 size ANPL Progressive Cavity Metering Pump is rated for .20 gallons per minute per 100 RPM. It is available in 2 & 4 stage designs for immediate shipment.

  • RANGE 0 - 2.5 GPM
  • PRESSURE 0 - 350 PSI

ANPL 6.2 & 6.4 Metering Pumps

Liberty ANPL 6.2 & 6.4 Series progressive cavity pump The 6.2 &6.4 size ANPL Progressive Cavity Metering Pump is rated for .40 gallons per minute per 100 RPM. It is available in 2 & 4 stage designs for immediate shipment.

  • RANGE 0 - 5.0 GPM
  • PRESSURE 0 - 350 PSI

ANPL 12.2 & 12.4 Metering Pumps

Liberty ANPL 12.2 & 12.4 Series progressive cavity pump The 12.2& 12.4 size ANPL Progressive Cavity Metering Pump is rated for .80 gallons per minute per 100 RPM. It is available in 2 & 4 stage designs for immediate shipment.

  • RANGE 0 - 9.5 GPM
  • PRESSURE 0 - 350 PSI

ANBPL 3.2 Metering Pumps

Liberty ANBPL 3.2 Series progressive cavity pump The 3.2 size ANBPL Progressive Cavity Metering Pump is rated for .20 gallons per minute per 100 RPM. It is available in two stage designs for immediate shipment.

  • RANGE 0 - 2.5 GPM
  • PRESSURE 0 - 175 PSI
  • Polymer Feed System Applications
  • Sewage Treatment Applications
  • Chemical Injection System Applications

ANBPL 6.2 Metering Pumps

Liberty ANBPL 6.2 Series progressive cavity pump The 6.2 size ANBPL Progressive Cavity Metering Pump is rated for .40 gallons per minute per 100 RPM. It is available in two stage designs for immediate shipment.

  • RANGE 0 - 5.0 GPM
  • PRESSURE 0 - 175 PSI
  • Polymer Feed System Applications
  • Industrial Wastewater Treatment Applications
  • Chemical Injection System Applications

ANBPL 12.4 Metering Pumps

Liberty ANBPL 12.4 Series progressive cavity pump The 12.4 size ANBPL Progressive Cavity Metering Pump is rated for .80 gallons per minute per 100 RPM. It is available in two stage designs for immediate shipment.

  • RANGE 0 - 9.5 GPM
  • PRESSURE 0 - 175 PSI
  • Polymer Feed System Applications
  • Industrial Wastewater Treatment Applications
  • Chemical Injection System Applications

*Liberty Process Equipment, Inc. is not affiliated with nor distributor for Seepex®, Allweiler®, Moyno®, Tarby®, Netzsch®, or Continental Inc.® All referenced product names, brands, models, or part numbers is solely for identification purposes. Seepex® is a registered trademark of Seepex®. Moyno® and Tarby® are registered trademarks of Robins and Myers® and NOV®, Netzsch® Incorporated is a registered trademark of the Netzsch® Group, Allweiler® is a registered trademark of Colfax® Corporations Continental® Pumps is a Trademark of Continental® Ultra Pumps.