Used Komatsu Main Hydraulic Pump: Reliable Solutions for Your Equipment Fleet with Codimatra

Codimatra's Expertise in Construction Hydraulics

The complex hydraulic systems of Komatsu equipment require precise expertise for diagnosis and replacement of main pumps. Our technical team masters the specifics of each model, from PC26 mini-excavators to WA500 loaders, including PC200 and PC228 crawler excavators. We also maintain a stock of used Komatsu steering hydraulic pumps.

An in-depth knowledge of hydraulic circuits allows accurate identification of pressure and flow requirements tailored to your machine. Komatsu main hydraulic pumps feature particularly advanced regulation systems requiring a thorough technical understanding of control and distribution mechanisms. Remanufactured main pumps undergo rigorous bench testing to validate peak performance, including service pressure checks reaching up to 350 bars depending on the model.

Our remanufacturing process includes meticulous inspection of internal components, replacement of seals and wear rings, and validation of hydraulic regulation systems. Each Komatsu hydraulic pump is tested under real operating conditions to ensure operational reliability.

A permanent stock of Komatsu main hydraulic pumps ensures availability of the most common references, reducing your equipment downtime. This optimized logistics setup allows rapid delivery of critical hydraulic components to sustain the productivity of your fleet.

A constant stock of Komatsu main hydraulic pumps guarantees the availability of the most common references, minimizing equipment downtime.

Our Available Stock of Komatsu Pumps

Over 200 references of main hydraulic pumps are currently available in our catalog, covering the entire Komatsu range. From PC26MR models to the large PC800, every pump is thoroughly bench-tested before sale, ensuring optimal performance and proven reliability.

The selection includes remanufactured pumps for WA320, WA420-3, WA470, and WA600 loaders, with service pressures reaching 350 bars. References for PC210 and PC290 crawler excavators represent the most sought-after models in our stock, followed by the highly requested PC228USLC and PC160-7 series favored by earthmoving professionals.

Our ongoing inventory also includes main hydraulic pumps for specialized models such as PW160-7K wheeled excavators, compact loaders WB93, and the robust HD405 and HD465 mining machines. Each Komatsu hydraulic pump comes with full traceability and detailed technical documentation, including performance curves and mounting specifications.

Serial numbers and detailed technical features facilitate precise identification of compatible components for your construction equipment. An efficient filtration system ensures optimal longevity of these essential hydraulic parts. Our technical database references over 15,000 Komatsu OEM numbers, enabling rapid and reliable identification of pumps suited for each machine configuration.

Our stock diversity extends to variable displacement pumps fitted to recent equipment and fixed displacement models from earlier series. Dual-body pumps for heavy-duty applications, such as those installed on D155 and D375 bulldozers, complete our technical offering. Each hydraulic component undergoes a strict validation process including dimensional control, vibration analysis, and volumetric efficiency measurements to guarantee consistent quality.

Ensuring optimal longevity of these essential hydraulic parts through effective filtration.

How to Choose a Type of Hydraulic Pump?

Selecting a main hydraulic pump requires precise analysis of your machine's technical specifications. Manufacturer data, accessible via the chassis serial number, dictates the necessary capabilities for your used construction equipment.

Evaluating the current filtration system is a decisive factor, ensuring component durability. Liebherr and other major brand pumps have specific compatibility requirements that should be carefully verified.

For an ideal choice, consult the useful links in our datasheets detailing prices and characteristics of each model. Our technical expertise guarantees a selection tailored to your fleet's demands.

Solutions for All Types of Komatsu Equipment

Komatsu's hydraulic transmission systems equip a wide range of machinery, from compact loaders to articulated dump trucks. Our remanufactured pumps adapt to the specifics of forestry equipment and the demands of demolition machinery.

A personalized diagnosis identifies features suited to each application: variable flow for handling cranes, constant pressure for compactors, or dual-body pumps for mining operations.

The selected hydraulic components meet technical standards for both recent models and older series, ensuring optimal compatibility with your existing fleet.

Specialized Service and Technical Support

Codimatra's specialized technicians provide personalized assistance in selecting Komatsu main hydraulic pumps. Our team has expertise in the complex regulation systems found in modern equipment.

The technical documentation database includes over 40,000 cross-references, enabling precise identification of components suited to your machinery. Detailed datasheets simplify choosing parts based on your machines' specific features.

Our technical support aids professionals in optimizing hydraulic performance with targeted recommendations on service pressures and required nominal flows.

How to Know if a Hydraulic Pump Is Failing?

Detecting hydraulic malfunctions involves observing characteristic signs. Significant power loss during combined movements or unusual slowing of equipment indicate potential system failure.

Unusual noises, especially a dull rumble during operation, often reveal advanced internal component wear. The presence of metallic particles in the filtration system is also a reliable indicator of degradation.

Thorough diagnosis measures service pressures and flow rates to compare actual performance against nominal values. Jerky movements or loss of precision in controls suggest necessary overhaul of the hydraulic circuit.

Why Is My Hydraulic Pump Not Working?

Main pump malfunctions often result from circuit contamination by abrasive particles. This gradual wear deteriorates internal components, reducing capacity to regulate flow and pressure.

A clogged hydraulic filter is another major cause of failure. Restricted oil flow causes destructive cavitation to the pump's moving parts, quickly compromising its operation.

Hydraulic fluid overheating also accelerates deterioration of seals and wear rings. Sudden temperature changes weaken materials, causing microcracks that develop into internal leaks.

What Is the Price of a Hydraulic Pump?

The cost of a main hydraulic pump depends on multiple technical and commercial factors. Pump characteristics such as displacement and service pressure directly influence its value. Brand and complexity of regulation systems are also key elements. For used pumps, the component's general condition, usage history, and level of remanufacturing affect its price. Availability of parts on the market and rarity of specific models may also impact pricing. Finally, certifications and technical standards the pump complies with contribute to its price positioning.