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LL12H Series

LL12H High Viscosity Fluids Progressive Cavity Pump

Liberty Series Icon The Liberty LL12H PC Pump is an ideal industrial-sized progressive cavity pump for abrasive pumping applications and high-viscosity industrial chemical applications like thickened grease, scum and slurries. The LL12H Flow rate (65 gallons/100 revolutions) of 123 GPM up to 380 GPM and represents one of our most popular heavy duty models of Progressive Cavity Pumps for Industry currently carried in stock by Liberty Process.

The Liberty LL12H Series PC Pump is a standard suction flanged pump manufactured with cast iron or 316 stainless steel casings and designed in 1, 2, and 3 stages for 75, 150 and 225 psi discharge pressures.

The LL12H is a modular design with simple hardened pinned joint drive assembly. Rotors are typically hardened tool steel or 316 stainless steel with a hard chrome plating for long life in abrasive and erosive applications. All other wetted parts are either carbon steel or 316 stainless steel for added durability.

Stators are available in many elastomer materials such as buna, natural rubber, epdm and viton. The standard seal design is a set of gland packing with Lantern Ring and Flush Connections. Mechanical seal options are readily available. The Liberty unit is a low-cost, maintenance free, dependable drop-in replacement pump which will give you the service you need at a price you can afford.

The Liberty LL12H Progressive Cavity Pump parts are direct aftermarket replacements that work with the *Moyno® L12H Series, *Tarby® TL12H Series and Continental® CL12H Series.*

Contact a Liberty Process representative today for more information about the LL12H Series.


Liberty Series - LL12H - Technical Data


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The Liberty LL12H PC Pump is an ideal industrial-sized pumping unit for abrasive pumping applications and high-viscosity industrial chemical applications like thickenend grease, scum and slurries.

LL12H Pump Parts Available Online

LL12H Pump Stators available online

SSQ LL12H Pump Stators available online

LL12H Pump Rotors available online

SSQ LL12H Pump Rotors available online

LL12H Pump Drive Shaft Assembly Parts available online

*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.