Hydraulic Pump and Power Systems Division

New PC³ Closed Circuit Pumps

PC³ is a compact solution for hydraulic mobile systems with a built-in bypass and hot oil shuttle valve eliminating the need for third-party components and as a result, conserving valuable system space.

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Hydraulic Pump and Power Systems Division

Parker's Hydraulic Pump and Power Systems Division provides a broad selection of piston pumps, hydraulic motors and power units that help our customers meet their industrial and mobile application needs. Our division is the result of the Parker piston pump business’s acquisition of Denison Hydraulics and merger with the Parker Oildyne Division. Reach higher hydraulic working pressures, get better reliability, higher efficiencies, and achieve lower operating costs and improved productivity on your heavy-duty equipment with Parker’s line of piston pumps and vane pumps, electro-hydraulic actuators, hydraulic motors and power units, piston motors and hydrostatic transmissions. 

3D and Product Configurators

Access the Hydraulic Pump and Power Systems configuration center to view products, configure and download CAD on demand in 2D and 3D CAD files or a graphic file. Available in a wide variety of CAD formats, such as, AutoCAD®, SOLIDWORKS, STEP, and many others. 

Where to Buy Hydraulic Pumps and Motors

Need a hydraulic piston pump, motor, electro-hydraulic actuator or hydrostatic transmission? Parker’s worldwide distribution network makes it convenient to get the parts you need, either over the phone or at one of our Parker Stores. Find an authorized Parker distributor near you. 

Parker Rapid Response Delivery

Rapid delivery featuring 5-day shipping window for up to 5 pumps. Rapid Response Delivery accelerates lead times for all your hydraulic pump needs. This includes 896 pump part numbers from the high-demand P1/PD Series hydraulic pumps. Rapid Response can also deliver fast replacements for competitors’ pump models. 

Aftermarket Parts / Service

Only genuine Parker parts used by an authorized repair center assure that our product will be repaired to the exact original configuration, perform the same as when brand new.  Parker's hydraulic pump replacement parts range from individual parts to kits, including: controls, basic rotating group, manifolds, shaft assemblies, piston shoes with retainer, and others.


Parker GOLD CUP series of hydrostatic piston pumps and motors delivers exceptional, long lasting performance in severe duty applications.  Learn more about the Gold Cup and why it outperforms the competition.

Literature Quick Link

View literature by product technology and access Parker hydraulic pressure pumps and motors catalogs, piston pumps installation manuals, hydrostatic transmission applications and other instructional guides.


Not every closed-circuit application needs a heavy-duty C series or a Severe duty Gold Cup pump. The PC³ series pumps are a medium duty series that are designed to meet the needs of your application in a package that is compact in size, but big on performance. 


Introducing the HPS Competitive Crossover Tool that provides a quicker, easier way to access competitive cross reference information. Search by a part number or filter results by manufacturer, part type, or Parker Division. 

Our Experts Featured On Hydraulics Blog

Parker's Hydraulic Pump and Power Systems Division has been creating piston pumps, hydraulic motors and power units to tackle the worlds most difficult engineering challenges. Learn more about developments in hydraulics from our own industry experts' blog posts: 

October 9, 2019

New Hydraulic System on Sugarcane Harvester Exceeds Performance Goals

September 23, 2019

Engine Power Management in Construction Equipment 

July 26, 2019

Preventing Hydraulic Pump Cavitation with Better Inlet Maintenance 

July 24, 2019

Benefits of Compact Closed-Circuit Pumps for Mobile Hydraulic Applications

June 27, 2019

Part 1 of 2: Choosing an Efficient Electric Motor for a Hydraulic Pump

June 28, 2019

Part 2 of 2: Choosing an Efficient Electric Motor for a Hydraulic Pump