Customizable High-Performance A4VG175 Charge Pump for Construction Machinery Hydraulic Systems | Rexroth A4VG Series | Halies

Product Introduction

The A4VG175 charge pump is designed for the Rexroth A4VG Series variable axial piston pump, providing pilot pressure and cooling oil flow for the main hydraulic circuit. It plays a crucial role in maintaining system balance, pressure stability, and fluid circulation.
Halies supplies the A4VG175 charge pump assembly and internal components, manufactured from high-strength alloy materials, carburized, quenched, and precision-ground to ensure durability, efficiency, and reliable operation under high pressure and continuous duty.

Halies also supplies the complete range of Rexroth charge pumps, including A4VG, A4VSO, A10VSO, A2FO, and A7V models, covering all displacements and operating conditions.

1. Specifications & Parameters

2. Applications

• Construction Machinery: Excavators, cranes, loaders, concrete pump trucks

• Mining Equipment: Hydraulic drills, breakers, and mining trucks

• Agricultural Machinery: Harvesters and tractors

• Industrial Systems: Hydraulic test benches, injection molding machines, power units

• Marine Systems: Winches, propulsion, and deck cranes

3. Key Advantages

1. Stable Oil Supply
   Precision gears and optimized flow design ensure consistent pressure and flow.

2. High Wear Resistance
   Heat-treated alloy steel components guarantee long service life.

3. Full OEM Compatibility
   Directly interchangeable with Rexroth A4VG175 charge pump assemblies.

4. Low Noise & High Efficiency
   Smooth gear engagement reduces noise and energy loss.

5. Customizable Options
   Displacement, rotation direction, and flange type available upon request.

 Conclusion:
The A4VG175 charge pump is an essential auxiliary component in the Rexroth A4VG hydraulic system. With precision engineering, robust materials, and reliable performance, Halies provides a cost-effective and durable replacement solution for high-demand construction and industrial applications.