closed circuit piston pump A4VG series

Rexroth A4VG Closed Circuit Axial Piston Pump
The Rexroth A4VG series is a high-performance variable displacement axial piston pump designed for closed circuit hydraulic systems. Built with a swashplate design, the A4VG delivers precision flow control, high dynamic response, and superior energy efficiency, making it a preferred choice for heavy-duty mobile and industrial machinery.

- Key Features:
Variable displacement: Allows for precise control of flow and speed based on system demand.

Designed for closed circuit operation: Ensures efficient power transmission with minimal energy loss.

High operating pressures:

Nominal pressure: up to 400 bar

Peak pressure: up to 450 bar

Displacement sizes: Available from 40 to 250 cm³/rev

High speed capability: Engineered for demanding applications with dynamic load changes.

Compact and durable design: Ideal for mobile equipment where space and weight are limited.

Integrated controls: Includes electrical, hydraulic, or electro-hydraulic control options for enhanced performance.

- Typical Specification Example (A4VG 125):
The Rexroth A4VG 125 pump has a displacement of 125 cm³/rev, supports operating speeds of up to 2600 rpm, and handles pressures up to 400 bar continuously, with 450 bar peak capacity. It is designed for systems requiring smooth and reliable power transmission in demanding conditions.

- Applications:
Construction machinery (excavators, pavers, dozers)

Agricultural equipment (harvesters, sprayers)

Road building machinery

Material handling systems

Mining and drilling rigs

Marine propulsion and winches

- Why Choose the Rexroth A4VG Pump?
Engineered for reliability, precision, and performance, the Rexroth A4VG is the go-to pump for closed loop drive systems in mobile machinery. Its high response time, robust construction, and versatile control options make it ideal for applications that demand variable flow, consistent torque, and reliable operation under high pressure.

Backed by Rexroth’s global service and support network, the A4VG pump is a dependable partner for your most demanding hydraulic tasks.