HENGYUHANG Plunger Pump 125-4527 / 0R-7658 – Perfect Replacement for CAT Hydraulic Plunger Pump
The CAT hydraulic plunger pump is a key component in high-pressure hydraulic systems used in construction equipment, mining machinery, and industrial applications. CAT hydraulic plunger pumps are recognized for their durability and stable output. However, high purchase costs, expensive spare parts, and long delivery times lead many users to look for a reliable replacement for CAT hydraulic plunger pump.
The HENGYUHANG plunger pump 125-4527 / 0R-7658 is designed as a perfect replacement for CAT hydraulic plunger pump, offering OEM-level interchangeability, stable performance, and excellent cost efficiency. This HENGYUHANG plunger pump can directly replace the CAT hydraulic plunger pump 125-4527 and 0R-7658 without any modification.
Functions of HENGYUHANG Plunger Pump 125-4527 / 0R-7658
As a direct replacement for CAT hydraulic plunger pump, the HENGYUHANG plunger pump 125-4527 / 0R-7658 performs the following functions:
Supplies stable high-pressure hydraulic oil
Maintains consistent flow under continuous and heavy load
Ensures precise control of hydraulic cylinders and motors
Reduces system vibration and energy loss
Supports long-term operation in harsh working environments
| Parameter | Specification |
|---|---|
| Product Type | Axial Hydraulic Plunger Pump |
| Replacement For | CAT Hydraulic Plunger Pump |
| CAT Part Number | 125-4527 / 0R-7658 |
| Rated Pressure | Up to 35 MPa |
| Maximum Pressure | Up to 40 MPa |
| Flow Performance | High efficiency, stable output |
| Operating Speed | OEM standard |
| Working Medium | Hydraulic Oil |
| Operating Temperature | -20°C to +90°C |
| Installation Method | Direct replacement (Plug & Play) |
| Mounting Interface | Fully compatible with CAT systems |
| Quality Control | 100% pressure and performance tested |
These specifications ensure the HENGYUHANG plunger pump 125-4527 / 0R-7658 meets or exceeds CAT hydraulic plunger pump standards.
Both the HENGYUHANG plunger pump and the CAT hydraulic plunger pump are widely used in:
Construction machinery
Mining equipment
Industrial hydraulic systems
Material handling machinery
Agricultural machinery
Heavy-duty mobile equipment
The HENGYUHANG plunger pump is designed for high-pressure and continuous-duty applications.
The CAT hydraulic plunger pump offers several recognized advantages:
Proven durability in demanding environments
Stable high-pressure hydraulic output
Precise hydraulic system control
Strong global brand reputation
These strengths make CAT hydraulic plunger pumps a common choice in heavy equipment.
Despite its advantages, the CAT hydraulic plunger pump has some limitations:
High purchase and replacement costs
Expensive spare parts
Long delivery times
High maintenance expenses
Because of these issues, many users seek a dependable replacement for CAT hydraulic plunger pump.
The HENGYUHANG plunger pump 125-4527 / 0R-7658 is engineered to fully replace the CAT hydraulic plunger pump while offering additional benefits:
Manufactured according to CAT specifications, the HENGYUHANG plunger pump is a direct replacement for CAT hydraulic plunger pump 125-4527 / 0R-7658.
Compared with CAT hydraulic plunger pump, the HENGYUHANG plunger pump significantly reduces procurement and maintenance costs.
Precision machining ensures consistent pressure, smooth flow, and long service life.
Shorter production cycles help minimize equipment downtime.
Each HENGYUHANG plunger pump is fully tested for pressure and performance before shipment.
Choosing the HENGYUHANG plunger pump 125-4527 / 0R-7658 means choosing a reliable, high-performance, and cost-efficient replacement for CAT hydraulic plunger pump. It helps maintain hydraulic system efficiency while reducing total operating costs.
The HENGYUHANG plunger pump 125-4527 / 0R-7658 is a dependable and economical alternative to the CAT hydraulic plunger pump. With OEM-level compatibility, stable performance, and competitive pricing, it is widely trusted in construction, mining, and industrial hydraulic applications.
For customers seeking a reliable replacement for CAT hydraulic plunger pump, the HENGYUHANG plunger pump 125-4527 / 0R-7658 is the ideal solution.

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