HENGYUHANG Plunger Pump 190-2279 / 0R-0912 – A Perfect Replacement for CAT Hydraulic Plunger Pump
The CAT hydraulic plunger pump is widely used in high-pressure hydraulic systems for construction machinery, mining equipment, and industrial applications. Known for stable performance and durability, the CAT hydraulic plunger pump plays a crucial role in ensuring efficient hydraulic power transmission. However, the high cost of original CAT hydraulic plunger pump parts and long delivery times often increase maintenance expenses and downtime.
The HENGYUHANG plunger pump 190-2279 / 0R-0912 is engineered as a perfect replacement for CAT hydraulic plunger pump, offering OEM-level compatibility, stable pressure output, and excellent cost performance. As a direct replacement, the HENGYUHANG plunger pump provides the same functional performance as the CAT hydraulic plunger pump while significantly reducing total operating costs.
Functions of HENGYUHANG Plunger Pump 190-2279 / 0R-0912
As a professional alternative to the CAT hydraulic plunger pump, the HENGYUHANG plunger pump 190-2279 / 0R-0912 performs the following key functions:
Supplies high-pressure hydraulic oil to the entire hydraulic system
Maintains stable and continuous flow under demanding conditions
Enables precise control of hydraulic cylinders and motors
Improves overall system efficiency and responsiveness
Reduces equipment downtime and increases productivity
| Parameter | Specification |
|---|---|
| Product Type | Axial Hydraulic Plunger Pump |
| Replacement For | CAT Hydraulic Plunger Pump |
| CAT Part Numbers | 190-2279 / 0R-0912 |
| Rated Pressure | Up to 35 MPa |
| Maximum Pressure | Up to 40 MPa |
| Flow Output | High-efficiency, stable flow |
| 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 190-2279 / 0R-0912 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 190-2279 / 0R-0912 is designed to operate reliably in harsh, high-pressure working environments.
The CAT hydraulic plunger pump offers several recognized advantages:
Proven reliability in high-pressure hydraulic systems
Stable output and smooth operation
Long service life with proper maintenance
Strong global brand reputation
These advantages make CAT hydraulic plunger pumps a preferred choice for original equipment installations.
Despite its strengths, the CAT hydraulic plunger pump also has clear limitations:
High purchase and replacement costs
Expensive spare parts and maintenance
Long lead times for replacement pumps
Increased downtime and operating expenses
Due to these factors, many customers seek a cost-effective replacement for CAT hydraulic plunger pump.
The HENGYUHANG plunger pump 190-2279 / 0R-0912 is developed to overcome these limitations while maintaining OEM-level quality.
Manufactured according to original CAT specifications, the HENGYUHANG plunger pump ensures direct replacement for the CAT hydraulic plunger pump 190-2279 and 0R-0912 without system modification.
Compared with the CAT hydraulic plunger pump, the HENGYUHANG plunger pump delivers equivalent hydraulic performance at a significantly lower total cost of ownership.
Precision machining, premium materials, and strict quality control ensure reliable pressure output and extended durability.
HENGYUHANG plunger pumps are available with shorter lead times, helping customers reduce downtime.
Each HENGYUHANG plunger pump is fully tested for pressure and performance before shipment.
Choosing the HENGYUHANG plunger pump 190-2279 / 0R-0912 means choosing a reliable, economical, and high-performance replacement for CAT hydraulic plunger pump. It helps lower maintenance costs while maintaining hydraulic efficiency and system reliability.
The HENGYUHANG plunger pump 190-2279 / 0R-0912 is a proven and dependable alternative to the CAT hydraulic plunger pump. With OEM-level compatibility, stable hydraulic performance, and clear 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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