Rexroth A2FO32 Hydraulic Pump Fixed Displacement Axial Piston Pump for Construction Machinery

Product Overview:
The A2FO32 is a high-performance bent-axis design axial piston fixed pump from the renowned Rexroth A2FO series. Specifically engineered for open circuit hydraulic systems, this fixed displacement pump delivers exceptional power density, reliable operation, and high efficiency under demanding conditions . With a displacement of 32 cm³/rev and robust construction, it provides consistent hydraulic power for a wide range of mobile and industrial applications. This unit is a direct, high-quality replacement solution for original Rexroth equipment.

Technical Specifications:

• Model: A2FO32

• Type: Bent-axis design, fixed axial piston pump

• Displacement: 32 cm³/rev (geometric, per revolution)

• Nominal Pressure: 400 bar (continuous operation)

• Maximum Pressure: 450 bar (peak)

• Maximum Speed: 2,500 rpm (continuous); up to 4,750 rpm (maximum limiting speed)

• Flow Rate: Up to 80 L/min (at rated speed)

• Design: For open circuit hydraulic systems

• Mounting Flange: SAE / ISO 3019-1 standard

• Port Connection: SAE flange or thread options available for US market compatibility

• Weight: Approximately 9.5 kg

• Material: Robust cast iron construction with one-piece tapered piston design

• Temperature Range: -20°C to +90°C (continuous operation)

Core Features:

• Bent-Axis Design: The robust angled shaft and axial tapered piston rotary group ensure high starting efficiency, excellent total efficiency, and resilience against shock loads. The drive shaft can withstand radial loads .

• Fixed Displacement Pump: Output flow is proportional to drive speed, providing consistent and reliable hydraulic power delivery for applications requiring constant flow .

• High-Pressure Capability: Delivers 400 bar nominal and 450 bar peak pressure, meeting the most demanding mobile and industrial application requirements .

• Very High Total Efficiency: Maintains exceptional efficiency even at high operating conditions, minimizing energy loss and reducing operating costs .

• Compact and Durable Design: Short installation length and robust cast iron construction ensure easy integration into space-constrained systems while providing excellent durability .

• Wide Speed Range: Operates efficiently across a broad speed range, ensuring flexibility for various applications .

• Flexible Installation Options: Available with working ports SAE flange or thread, catering to various market requirements .

• Durability: Robust bearing system and high-quality cast iron materials ensure long service life in demanding continuous operation. Optional long-life bearings available for extended service life .

Main Applications (Suitable Equipment):
The A2FO32 is widely recognized as a versatile and reliable hydraulic power unit for applications requiring consistent, high-pressure flow. It is extensively used in:

1. Industrial Machinery:

• Machine tools - hydraulic feed and clamping systems

• Hydraulic presses - C-frame, H-frame, and bench presses

• Injection molding machines - auxiliary hydraulic functions

• General industrial hydraulic power units

• Conveyor systems and material handling equipment

2. Construction Machinery:

• Concrete pump trucks - auxiliary hydraulic systems

• Excavators - auxiliary pump functions

• Wheel loaders and backhoe loaders

• Road rollers and compaction equipment

3. Marine & Offshore:

• Ship hydraulic systems - deck machinery and winches

• Steering gear and anchor handling systems

• Offshore equipment and port machinery

4. Agricultural Machinery:

• Tractors - auxiliary hydraulic circuits

• Harvesters and balers

• Sprayers and fertilizer applicators

• Agricultural implements with hydraulic drives

5. Mining & Tunneling:

• Mining machinery - auxiliary systems

• Rock drilling rigs and foundation equipment

6. Specialty Applications:

• Test stands and hydraulic systems requiring constant flow

• Lifting equipment and hoists

• Marine vessel equipment and steering systems