HENGYUHANG Plunger Pump 9T-4104 / 0R-4215 – A Perfect Replacement for CAT Hydraulic Plunger Pump
The CAT hydraulic plunger pump is a key component in high-pressure hydraulic systems used in construction machinery, mining equipment, and industrial applications. It is designed to deliver stable flow, precise pressure control, and reliable performance under harsh operating conditions. However, the high cost and long lead time of original CAT hydraulic plunger pump units often increase maintenance expenses and equipment downtime.
The HENGYUHANG plunger pump 9T-4104 / 0R-4215 is engineered as a perfect replacement for CAT hydraulic plunger pump, offering OEM-level compatibility, stable hydraulic performance, and excellent cost efficiency. This HENGYUHANG plunger pump can directly replace the CAT hydraulic plunger pump 9T-4104 and 0R-4215 without any modification.
Functions of HENGYUHANG Plunger Pump 9T-4104 / 0R-4215
As a direct replacement for the CAT hydraulic plunger pump, the HENGYUHANG plunger pump 9T-4104 / 0R-4215 performs essential hydraulic functions:
Supplies continuous high-pressure hydraulic oil
Maintains stable and efficient flow output
Supports precise control of hydraulic cylinders and motors
Operates reliably under heavy load conditions
Reduces hydraulic energy loss and system vibration
| Parameter | Specification |
|---|---|
| Product Type | Axial Hydraulic Plunger Pump |
| Replacement For | CAT Hydraulic Plunger Pump |
| CAT Part Numbers | 9T-4104 / 0R-4215 |
| Rated Pressure | Up to 35 MPa |
| Maximum Pressure | Up to 40 MPa |
| Flow Output | High and stable |
| Operating Speed | OEM standard RPM |
| Working Medium | Hydraulic Oil |
| Operating Temperature | -20°C to +90°C |
| Installation Method | Direct replacement |
| Mounting Interface | Fully compatible with CAT |
| Quality Testing | 100% pressure tested |
These technical parameters ensure that the HENGYUHANG plunger pump 9T-4104 / 0R-4215 can fully replace the CAT hydraulic plunger pump in real operating conditions.
The HENGYUHANG plunger pump and CAT hydraulic plunger pump are widely used in:
Construction and earthmoving machinery
Mining and quarry equipment
Industrial hydraulic systems
Material handling and lifting equipment
Agricultural and forestry machinery
Heavy-duty mobile equipment
The HENGYUHANG plunger pump is designed for long-term operation in high-pressure and harsh environments.
The CAT hydraulic plunger pump is recognized for several advantages:
Stable and reliable performance under high pressure
Proven durability in demanding environments
Precise hydraulic flow and pressure control
Strong global brand reputation
These advantages make CAT hydraulic plunger pumps a standard choice for many original equipment installations.
Despite its strengths, the CAT hydraulic plunger pump has some limitations:
High purchase and replacement costs
Expensive spare parts and maintenance services
Long delivery times in many regions
Increased equipment downtime during repairs
These limitations drive many users to seek a reliable replacement for CAT hydraulic plunger pump.
The HENGYUHANG plunger pump 9T-4104 / 0R-4215 is designed to match or exceed the performance of the CAT hydraulic plunger pump while offering clear advantages.
The HENGYUHANG plunger pump is manufactured according to CAT specifications, ensuring direct replacement for the CAT hydraulic plunger pump 9T-4104 and 0R-4215.
Compared with the CAT hydraulic plunger pump, the HENGYUHANG plunger pump provides excellent performance at a more competitive price.
Precision machining and strict quality control ensure consistent pressure and flow output.
HENGYUHANG plunger pumps are available with faster delivery, reducing equipment downtime.
Each HENGYUHANG plunger pump is fully tested before shipment to ensure reliable operation.
Choosing the HENGYUHANG plunger pump 9T-4104 / 0R-4215 means choosing a dependable, durable, and economical replacement for CAT hydraulic plunger pump. It helps reduce operating costs while maintaining stable hydraulic system performance.
The HENGYUHANG plunger pump 9T-4104 / 0R-4215 is a high-quality alternative to the CAT hydraulic plunger pump. With OEM-level compatibility, reliable hydraulic performance, and cost advantages, it is widely used in construction, mining, and industrial hydraulic systems.
If you are searching for a trusted replacement for CAT hydraulic plunger pump, the HENGYUHANG plunger pump is your ideal solution.

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