HENGYUHANG Plunger Pump 105-2156 – A Perfect Replacement for CAT Hydraulic Plunger Pump
The CAT hydraulic plunger pump is a critical hydraulic component widely used in construction machinery, mining equipment, and industrial hydraulic systems. Known for its stable pressure output and long service life, the CAT hydraulic plunger pump is designed to perform reliably under heavy-duty and high-pressure operating conditions. However, the high cost of original CAT hydraulic plunger pump parts and long delivery cycles often increase maintenance costs and equipment downtime.
The HENGYUHANG plunger pump 105-2156 is developed as a perfect replacement for CAT hydraulic plunger pump, offering OEM-level compatibility, stable hydraulic performance, and excellent cost efficiency. As a direct replacement, the HENGYUHANG plunger pump can be installed without modification and delivers performance equal to the original CAT hydraulic plunger pump.
Functions of HENGYUHANG Plunger Pump 105-2156
As a reliable alternative to the CAT hydraulic plunger pump, the HENGYUHANG plunger pump 105-2156 performs the following key functions:
Supplies high-pressure hydraulic oil to the entire hydraulic system
Maintains stable flow under continuous heavy-duty operation
Supports precise control of hydraulic cylinders and motors
Ensures efficient hydraulic power transmission
Reduces system vibration and improves overall equipment reliability
| Parameter | Specification |
|---|---|
| Product Type | Axial Hydraulic Plunger Pump |
| Replacement For | CAT Hydraulic Plunger Pump |
| CAT Part Number | 105-2156 |
| 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 | Plug-and-play, no modification required |
| Quality Control | 100% pressure & performance tested |
These technical parameters ensure that the HENGYUHANG plunger pump 105-2156 can fully replace the CAT hydraulic plunger pump in real operating conditions.
Both the HENGYUHANG plunger pump and CAT hydraulic plunger pump are widely used in the following industries:
Construction machinery (excavators, loaders, bulldozers)
Mining and quarry equipment
Industrial hydraulic systems
Material handling and lifting equipment
Agricultural and forestry machinery
Heavy-duty mobile equipment
The HENGYUHANG plunger pump 105-2156 is designed to operate reliably in harsh environments that require continuous high-pressure performance.
The CAT hydraulic plunger pump is known for several advantages:
Proven performance in high-pressure hydraulic systems
Stable pressure output and reliable operation
Long service life with proper maintenance
Strong global brand reputation
These strengths make CAT hydraulic plunger pumps a common choice for original equipment applications.
Despite its advantages, the CAT hydraulic plunger pump also has some limitations:
High initial purchase and replacement cost
Expensive spare parts and maintenance
Longer delivery time for replacement pumps
Higher downtime and operating costs
Because of these limitations, many users seek a cost-effective replacement for CAT hydraulic plunger pump.
The HENGYUHANG plunger pump 105-2156 is designed to overcome these challenges while maintaining OEM-level quality.
The HENGYUHANG plunger pump is manufactured according to original CAT specifications, ensuring full compatibility with the CAT hydraulic plunger pump 105-2156.
Compared with the CAT hydraulic plunger pump, the HENGYUHANG plunger pump provides equivalent hydraulic performance at a significantly lower total cost of ownership.
Precision machining, high-quality materials, and strict quality control ensure stable pressure output and extended service life.
HENGYUHANG plunger pumps offer shorter lead times, helping customers reduce equipment downtime.
Every HENGYUHANG plunger pump is fully tested for pressure and performance before shipment.
Choosing the HENGYUHANG plunger pump 105-2156 means choosing a reliable, economical, and high-performance replacement for CAT hydraulic plunger pump. It helps reduce maintenance costs while maintaining hydraulic efficiency and system reliability.
The HENGYUHANG plunger pump 105-2156 is a proven and dependable alternative to the CAT hydraulic plunger pump. With OEM-level compatibility, stable hydraulic performance, and excellent cost advantages, it is widely trusted in construction, mining, and industrial hydraulic applications.
If you are looking for a high-quality replacement for CAT hydraulic plunger pump, the HENGYUHANG plunger pump is the ideal solution.

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