Liberty Series Progressive Cavity Pumps and Pump Parts
The Liberty Series of Progressive Cavity Pumps and Aftermarket Pump Parts is our premium pump series. These pumps are designed to be direct replacements for the popular L-Frame Series of Progressive Cavity Pumps.
All Liberty Progressive Cavity Pumps are available for immediate shipment from our facility near Chicago, IL. We can often ship the same day you place your order.
The series is offered in 9 different flow-sizes with variable flow ranges from a fraction of a gallon up to 250 GPM with pumps available in 1, 2 and 3 stages for a range of discharge pressures of 75, 150, and 225 PSI.
The Liberty Series is a great choice for a wide variety of pumping applications with solid contents based on a design that is proven and reliable after decades of operational service. These applications vary from drilling, mud pumping and transfer, ground water remediation applications, sludge and ploymer feed, grouting, and heavy abraisives in suspension. The Liberty LL Series pumps them all effortlessly.
The Liberty Series also represents the best value in aftermarket pc pump parts for your currently existing *Moyno®, *Tarby®, *Continental®, *Roper®, and *Monoflo® brand pumps. Our replacement progressive cavity pump parts are direct drop in dimensionally interchangeable replacement with their OEM counterparts.
The Liberty Series pumps have standard ANSI flange suction connections and NPT threaded discharge connections. Optional ANSI flanges are also available on the discharge connection.
We also offer this pump with many different drive package options, shaft seal options and all the accessories needed for your pumping applications. Please contact one of our application engineers today for a complete technical offer.
Contact a Liberty Process representative today for more information about the LL frame.
Liberty Series - Features
- Modular Design
- Maintenance Free
- Easy Assembly/Disassembly
- Simple Pin Joint Design
- NPT Discharge Connections
- Low Shear
- Non-Pulsating
Liberty Series AP & APM - Technical Data
| Flow Rate | 0.9 - 391 GPM |
|---|---|
| Pressure | 150 - 225 PSI |
| Seal Options | Packing & Mech. Seal |
| Base Options | Steel and Stainless Steel |
| Rotors | Tool or Stainless Steel -Chrome Plated |
| Stators | Buna / Viton® / EPDM / Rubber |
Liberty Series - Pump Model Overview
Liberty - LL2 Polymer Feed PC Pump
The LL2 Progressive Cavity Pump is rated for .260 gallons per minute per 100 RPM. It is available in one, two, and three stage designs.
Technical Data
| Range | .4 - 3 GPM |
|---|---|
| Pressure | 0 - 180 PSI |
Industry Uses
- Polymer Transfer
- Chemical Feed
- Sampling / Dosing Applications
Liberty - LL3 Adhesives and Liquids PC Pump
The LL3 Progressive Cavity Pump is rated for .860 gallons per minute per 100 RPM. It is available in one, two, and three stage designs.
Technical Data
| Range | 1.6 - 10 GPM |
|---|---|
| Pressure | 0 - 225 PSI |
Industry Uses
- High Viscosity Pumping Applications
- Abrasive Liquids & Solutions
- Low-flow Rate
Liberty - LL4 Grouting and Heavy Abrasives Slurry PC Pump
The LL4 Progressive Cavity Pump is rated for 2.02 gallons per minute per 100 RPM. It is available in one, two, and three stage designs.
Technical Data
| Range | 2 - 24 GPM |
|---|---|
| Pressure | 0 - 225 PSI |
Industry Uses
- Abrasive Liquids & Solutions
- Grouting & Slurry Mixtures
- Sampling/Dosing Applications
Liberty - LL6 Hydraulic Fracking & Drilling PC Pump
The LL6 Progressive Cavity Pump is rated for 5.20 gallons per minute per 100 RPM. It is available in one, two, and three stage designs.
Technical Data
| Range | 5 - 47 GPM |
|---|---|
| Pressure | 0 - 225 PSI |
Industry Uses
- Abrasive Pump Applications
- Drilling Mud Transfer
- Fracking & Oil Discovery Applications
Liberty - LL8 Drilling Mud and Slurry PC Pump
The LL8 Progressive Cavity Pump is rated for 11.7 gallons per minute per 100 RPM. It is available in one, two, and three stage designs.
Technical Data
| Range | 18 - 100 GPM |
|---|---|
| Pressure | 0 - 225 PSI |
Industry Uses
- Drilling Mud and Slurry
- Pulp & Mash Pumping
- Abrasive Drilling Mud Applications
Liberty - LL10 Thickened Flow Mediums and Coatings PC Pump
The LL10 Progressive Cavity Pump is rated for 18.8 gallons per minute per 100 RPM. It is available in one, two, and three stage designs.
Technical Data
| Range | 15 - 140 GPM |
|---|---|
| Pressure | 0 - 225 PSI |
Industry Uses
- Thickened Pump Applications
- Thick Gypsum Compound Pumping
- Paper Coating Pump Applications
Liberty - LL10H Wastewater Treatment Process PC Pump
The LL10H Progressive Cavity Pump is rated for 27.7 gallons per minute per 100 RPM. It is available in one, two, and three stage designs.
Technical Data
| Range | 22 - 140 GPM |
|---|---|
| Pressure | 0 - 150 PSI |
Industry Uses
- RAS and TWAS Pump Applications
- Industrial Wastewater & Effluent Flow Pumping
- Sewage Pump Applications
Liberty - LL12 Grease & Scum Transfer PC Pump
The LL12 Progressive Cavity Pump is rated for 43.5 gallons per minute per 100 RPM. It is available in one, two, and three stage designs.
Technical Data
| Range | 85 - 261 GPM |
|---|---|
| Pressure | 0 - 225 PSI |
Industry Uses
- Scum Pumping Applications
- Thickenend Grease Pumping
- Slurry Mixture Pumping
Liberty - LL12H High Viscosity Fluids PC Pump
The LL12H Progressive Cavity Pump is rated for 65.2 gallons per minute per 100 RPM. It is available in one, two, and three stage designs.
Technical Data
| Range | 123 - 380 GPM |
|---|---|
| Pressure | 0 - 150 PSI |
Industry Uses
- High-Viscosity Fluid Pumping
- Thickenend Grease Pumping
- Scum & Slurry Mixture Applications
Pumps and pump parts offered for sale by Liberty Process Equipment, Inc. are made in the United States, Germany, India, Spain, Argentina and Brazil.
*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.