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A2FM56
Rexroth

The Rexroth A2FM56 is a high-performance, fixed-displacement axial piston unit engineered for demanding closed-circuit applications in mobile and industrial machinery. As a key member of the proven A2FM series, this unit excels in delivering reliable power, high efficiency, and smooth operation. Its robust design and substantial displacement make it an ideal choice for systems requiring significant torque and power in a compact package, ensuring maximum productivity and durability.
| Feature | Specification / Description |
|---|---|
| Model Series | Rexroth A2FM56 (Fixed Displacement) |
| Type | Swashplate Design, Axial Piston Unit (Motor/Pump) |
| Nominal Displacement | 56 cm³/rev |
| Maximum Pressure | Up to 450 bar (Continuous) / 500 bar (Peak) |
| Speed Range | Designed for high-speed capability |
| Key Application | Closed-loop hydrostatic drives, secondary control systems |
The A2FM56 is designed as a powerful drive component for medium to heavy-duty applications requiring high power density.
Mobile Machinery: Perfectly suited for the main drive systems of mid-sized excavators, wheel loaders, telehandlers, forestry equipment, and agricultural harvesters.
Industrial Applications: Provides reliable rotary power for industrial winches, conveyor drives, large mixer drums, roller presses, and fan drives.
Specialized Systems: An excellent component for test rigs and advanced systems utilizing energy-efficient secondary control technology.
1. Optimized Swashplate Design for Efficiency and Long Life
The unit employs a precision-engineered swashplate design with hydrostatically balanced pistons. This minimizes internal friction and wear, leading to exceptionally smooth and quiet operation, high volumetric efficiency across a wide operating range, and a significantly extended service life.
2. High Power Density and Robust Construction
The A2FM56 delivers substantial power from a compact footprint. Built with high-strength materials and a heavy-duty rotating group, it is constructed to withstand the continuous high pressure and shock loads typical in demanding mobile and industrial environments.
3. Heavy-Duty Bearing System for High Load Capacity
A robust bearing concept supports the rotating assembly, enabling the unit to handle high radial and axial forces from directly coupled loads. This ensures reliable performance, durability, and stable operation under varying and strenuous conditions.
4. System Integration and Application Flexibility
As a core component in closed-circuit hydrostatic systems, the A2FM56 offers great versatility. It integrates seamlessly into complex systems and is compatible with various control solutions, making it a fundamental building block for creating efficient and intelligent hydraulic drive systems.

The Rexroth A2FM56 is a high-performance, fixed-displacement axial piston unit engineered for demanding closed-circuit applications in mobile and industrial machinery. As a key member of the proven A2FM series, this unit excels in delivering reliable power, high efficiency, and smooth operation. Its robust design and substantial displacement make it an ideal choice for systems requiring significant torque and power in a compact package, ensuring maximum productivity and durability.
| Feature | Specification / Description |
|---|---|
| Model Series | Rexroth A2FM56 (Fixed Displacement) |
| Type | Swashplate Design, Axial Piston Unit (Motor/Pump) |
| Nominal Displacement | 56 cm³/rev |
| Maximum Pressure | Up to 450 bar (Continuous) / 500 bar (Peak) |
| Speed Range | Designed for high-speed capability |
| Key Application | Closed-loop hydrostatic drives, secondary control systems |
The A2FM56 is designed as a powerful drive component for medium to heavy-duty applications requiring high power density.
Mobile Machinery: Perfectly suited for the main drive systems of mid-sized excavators, wheel loaders, telehandlers, forestry equipment, and agricultural harvesters.
Industrial Applications: Provides reliable rotary power for industrial winches, conveyor drives, large mixer drums, roller presses, and fan drives.
Specialized Systems: An excellent component for test rigs and advanced systems utilizing energy-efficient secondary control technology.
1. Optimized Swashplate Design for Efficiency and Long Life
The unit employs a precision-engineered swashplate design with hydrostatically balanced pistons. This minimizes internal friction and wear, leading to exceptionally smooth and quiet operation, high volumetric efficiency across a wide operating range, and a significantly extended service life.
2. High Power Density and Robust Construction
The A2FM56 delivers substantial power from a compact footprint. Built with high-strength materials and a heavy-duty rotating group, it is constructed to withstand the continuous high pressure and shock loads typical in demanding mobile and industrial environments.
3. Heavy-Duty Bearing System for High Load Capacity
A robust bearing concept supports the rotating assembly, enabling the unit to handle high radial and axial forces from directly coupled loads. This ensures reliable performance, durability, and stable operation under varying and strenuous conditions.
4. System Integration and Application Flexibility
As a core component in closed-circuit hydrostatic systems, the A2FM56 offers great versatility. It integrates seamlessly into complex systems and is compatible with various control solutions, making it a fundamental building block for creating efficient and intelligent hydraulic drive systems.
