HENGYUHANG Plunger Pump 155-5110 – A Perfect Replacement for CAT Hydraulic Plunger Pump
The CAT hydraulic plunger pump is an essential component in high-pressure hydraulic systems used across construction, mining, and industrial equipment. Known for stable output and long service life, the CAT hydraulic plunger pump is widely applied in demanding working environments. However, the high purchase cost and extended lead time of original CAT hydraulic plunger pump parts often increase maintenance expenses and downtime.
The HENGYUHANG plunger pump 155-5110 is engineered as a perfect replacement for CAT hydraulic plunger pump, offering OEM-level compatibility, reliable hydraulic performance, and outstanding cost efficiency. As a direct replacement, the HENGYUHANG plunger pump delivers the same functional performance as the original CAT hydraulic plunger pump while significantly reducing total ownership costs.
Functions of HENGYUHANG Plunger Pump 155-5110
As a professional alternative to the CAT hydraulic plunger pump, the HENGYUHANG plunger pump 155-5110 performs the following key functions:
Supplies high-pressure hydraulic oil to the hydraulic system
Maintains stable and continuous flow under heavy loads
Supports precise operation of hydraulic cylinders and motors
Ensures efficient power transmission and system responsiveness
Reduces equipment downtime and improves productivity
| Parameter | Specification |
|---|---|
| Product Type | Axial Hydraulic Plunger Pump |
| Replacement For | CAT Hydraulic Plunger Pump |
| CAT Part Number | 155-5110 |
| Rated Pressure | Up to 35 MPa |
| Maximum Pressure | Up to 40 MPa |
| Flow Performance | High-efficiency, stable output |
| Operating Speed | OEM standard RPM |
| Working Medium | Hydraulic Oil |
| Operating Temperature | -20°C to +90°C |
| Mounting Interface | CAT standard, direct replacement |
| Installation Method | Plug-and-play, no modification required |
| Quality Inspection | 100% pressure & performance tested |
These parameters ensure that the HENGYUHANG plunger pump 155-5110 can fully replace the CAT hydraulic plunger pump in real-world applications.
The HENGYUHANG plunger pump and CAT hydraulic plunger pump are widely used in various industries, including:
Construction machinery (excavators, loaders, bulldozers)
Mining and quarry equipment
Industrial hydraulic power units
Material handling and lifting systems
Agricultural and forestry machinery
Heavy-duty mobile equipment
The HENGYUHANG plunger pump 155-5110 is designed to operate reliably in harsh environments requiring continuous high-pressure performance.
The CAT hydraulic plunger pump is known for several advantages:
Proven reliability in high-pressure hydraulic systems
Stable output and consistent performance
Long service life with proper maintenance
Strong global brand recognition
These strengths make CAT hydraulic plunger pumps a common choice for original equipment installations.
Despite its reputation, the CAT hydraulic plunger pump also has certain disadvantages:
High initial purchase cost
Expensive replacement parts and maintenance
Longer lead times for spare parts
Increased downtime and operating expenses
Because of these limitations, many customers actively seek a cost-effective replacement for CAT hydraulic plunger pump.
The HENGYUHANG plunger pump 155-5110 is developed to overcome the limitations of CAT hydraulic plunger pumps while maintaining OEM-level performance.
The HENGYUHANG plunger pump is manufactured according to original CAT specifications, ensuring direct replacement for the CAT hydraulic plunger pump 155-5110 without system modification.
Compared with the CAT hydraulic plunger pump, the HENGYUHANG plunger pump offers equivalent hydraulic performance at a significantly lower total cost of ownership.
Advanced machining, high-quality materials, and strict quality control ensure reliable pressure output and extended service life.
HENGYUHANG plunger pumps are available with shorter lead times, reducing downtime and improving equipment availability.
Each HENGYUHANG plunger pump undergoes comprehensive pressure and performance testing before shipment.
Choosing the HENGYUHANG plunger pump 155-5110 means choosing a dependable, economical, and high-performance replacement for CAT hydraulic plunger pump. It helps lower maintenance costs while maintaining hydraulic efficiency and operational reliability.
The HENGYUHANG plunger pump 155-5110 is a proven and reliable alternative to the CAT hydraulic plunger pump. With OEM-level compatibility, stable hydraulic output, and excellent cost advantages, it is widely trusted in construction, mining, and industrial hydraulic systems.
If you are looking for a high-quality replacement for CAT hydraulic plunger pump, the HENGYUHANG plunger pump is the right choice.

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