HENGYUHANG Hydraulic Plunger Pump 155-5109 – Perfect Replacement for CAT Hydraulic Plunger Pump
Introduction to HENGYUHANG Hydraulic Plunger Pump
The HENGYUHANG hydraulic plunger pump 155-5109 is professionally engineered to serve as a perfect replacement for CAT hydraulic plunger pumps. Manufactured in accordance with OEM specifications, the HENGYUHANG hydraulic plunger pump offers identical mounting dimensions, matched hydraulic performance, and stable operation in demanding working environments.
100% interchangeable with CAT 155-5109
Direct bolt-on installation
High-pressure and high-efficiency hydraulic output
Precision-machined internal components
Strict factory inspection and performance testing
Typical technical specifications of the HENGYUHANG hydraulic plunger pump include:
| Parameter | Specification |
|---|---|
| Pump Type | Axial hydraulic plunger pump |
| Rated Pressure | Up to 35 MPa |
| Maximum Flow Rate | OEM-matched high efficiency |
| Rotation Speed | Compatible with CAT systems |
| Mounting Interface | Standard CAT mounting flange |
| Hydraulic Medium | Mineral hydraulic oil |
| Operating Temperature | -20°C to +90°C |
Each HENGYUHANG hydraulic plunger pump is tested for pressure, flow, and leakage to ensure consistent quality and performance.
A hydraulic plunger pump is a critical component in hydraulic systems, responsible for converting mechanical energy into hydraulic energy. The HENGYUHANG hydraulic plunger pump performs the following functions:
Supplies stable high-pressure hydraulic oil
Ensures precise and continuous flow control
Maintains efficient power transmission
Supports reliable operation of heavy machinery
With advanced design and precision manufacturing, the HENGYUHANG hydraulic plunger pump delivers high volumetric efficiency and long service life.
The HENGYUHANG hydraulic plunger pump 155-5109 is widely used in:
Construction machinery (excavators, loaders, bulldozers)
Mining and quarry equipment
Road construction and infrastructure machinery
Industrial hydraulic systems
Agricultural and material handling equipment
Where CAT hydraulic plunger pumps are installed, the HENGYUHANG hydraulic plunger pump can be used as a direct replacement.
Strong global brand reputation
Proven reliability in harsh operating environments
Extensive dealer and service network
High purchase and replacement costs
Expensive spare parts
Long delivery lead times
High total cost of ownership
These disadvantages often increase operating costs for end users.
The HENGYUHANG hydraulic plunger pump is developed to overcome the cost and supply limitations of CAT original pumps while maintaining OEM-level performance.
The HENGYUHANG hydraulic plunger pump 155-5109 fully matches CAT specifications and allows direct replacement without system modification.
The HENGYUHANG hydraulic plunger pump significantly reduces procurement and maintenance costs while maintaining stable performance.
High-strength materials, hardened plungers, and optimized sealing systems ensure durability.
Compared to CAT pumps, the HENGYUHANG hydraulic plunger pump offers shorter lead times and flexible supply capability.
Every HENGYUHANG hydraulic plunger pump undergoes comprehensive inspection and performance testing before shipment.
By choosing the HENGYUHANG hydraulic plunger pump, customers benefit from:
Lower total operating and maintenance costs
Stable and efficient hydraulic performance
Reduced equipment downtime
Easy installation and maintenance
Professional technical and after-sales support
The HENGYUHANG hydraulic plunger pump is not just a replacement, but also a smart and economical upgrade for CAT hydraulic systems.
The HENGYUHANG hydraulic plunger pump 155-5109 provides a perfect replacement for CAT hydraulic plunger pumps, combining OEM compatibility, reliable performance, and excellent cost efficiency. Widely used in construction, mining, and industrial applications, the HENGYUHANG hydraulic plunger pump helps customers optimize hydraulic systems while reducing total ownership costs.
If you are looking for a trusted CAT replacement hydraulic plunger pump, the HENGYUHANG hydraulic plunger pump is the ideal choice.

No. 173, Xiacuo, Sihuang Village, Xiamei Town, Nan 'an City, Fujian Province


