HENGYUHANG Plunger Pump 4T-0501 – Perfect Replacement for CAT Hydraulic Plunger Pump
The CAT hydraulic plunger pump plays a critical role in high-pressure hydraulic systems for construction, mining, and industrial machinery. Known for durability and performance, CAT hydraulic plunger pumps are widely used worldwide. However, high prices and long delivery cycles often increase maintenance and operating costs.
The HENGYUHANG plunger pump 4T-0501 is engineered as a perfect replacement for CAT hydraulic plunger pump, providing OEM-level compatibility, reliable performance, and significant cost advantages. This HENGYUHANG plunger pump is designed to directly replace CAT part number 4T-0501 without modification.
Functions of HENGYUHANG Plunger Pump 4T-0501
As a dependable replacement for CAT hydraulic plunger pump, the HENGYUHANG plunger pump 4T-0501 provides:
High-pressure hydraulic oil delivery
Stable and continuous flow output
Efficient energy conversion
Low internal leakage
Reliable operation under heavy load
| Parameter | Specification |
|---|---|
| Product Type | Axial Hydraulic Plunger Pump |
| Replacement For | CAT Hydraulic Plunger Pump |
| CAT Part Number | 4T-0501 |
| 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 | Direct replacement |
| Mounting Interface | Fully compatible with CAT systems |
| Quality Control | 100% performance and pressure tested |
Both the CAT hydraulic plunger pump and HENGYUHANG plunger pump are widely used in:
Construction machinery
Mining equipment
Industrial hydraulic systems
Earthmoving machinery
Agricultural equipment
Heavy-duty mobile equipment
The HENGYUHANG plunger pump is designed to perform reliably in demanding environments.
The CAT hydraulic plunger pump offers several strengths:
Proven durability and long service life
Stable pressure and flow output
Reliable performance in harsh working conditions
Strong global brand recognition
These advantages make CAT hydraulic plunger pumps a popular OEM choice.
Despite its strengths, the CAT hydraulic plunger pump also has limitations:
High initial purchase cost
Expensive original spare parts
Long lead times for replacement
Higher total maintenance cost
These factors drive customers to seek a reliable replacement for CAT hydraulic plunger pump.
The HENGYUHANG plunger pump 4T-0501 offers clear benefits:
Designed according to CAT specifications, ensuring perfect fit and easy installation.
Delivers performance comparable to the CAT hydraulic plunger pump at a more competitive price.
Advanced manufacturing and strict testing guarantee long service life.
Short production and delivery cycles reduce equipment downtime.
Every HENGYUHANG plunger pump is fully tested before shipment.
Choosing the HENGYUHANG plunger pump 4T-0501 means selecting a proven and economical replacement for CAT hydraulic plunger pump. It helps maintain hydraulic system efficiency while significantly reducing operating and maintenance costs.
The HENGYUHANG plunger pump 4T-0501 is a reliable and high-quality alternative to the CAT hydraulic plunger pump. With OEM compatibility, stable performance, and cost advantages, it is an ideal solution for construction, mining, and industrial hydraulic applications.
For customers seeking a dependable replacement for CAT hydraulic plunger pump, the HENGYUHANG plunger pump 4T-0501 is a smart and cost-effective choice.

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