Marine Winch Deck Machinery Pump Rexroth A11VLO130 High Efficiency Axial Piston Pump

Product Overview:
The A11VLO130 is a high-performance swashplate design axial piston pump from the renowned Rexroth A11VLO series. Specifically engineered for open circuit hydraulic systems, this variable pump delivers exceptional power density, reliable operation, and precise control under extreme loads . With a displacement of 130 cm³/rev and multiple advanced control options, it provides stepless flow adjustment for demanding mobile and industrial applications . This unit is a direct, high-quality replacement solution for original Rexroth equipment.

Technical Specifications:

• Model: A11VLO130

• Type: Swashplate design, variable axial piston pump

• Displacement: 130 cm³/rev (steplessly variable from Vg max to Vg min)

• Nominal Pressure: 350 bar (continuous operation) 

• Maximum Pressure: 400 bar (peak) 

• Maximum Speed: Exceptionally high-speed capability, especially in impeller pump version (AVLO) 

• Control Options: LR (power control), LR.C, LR3, LG1, LG2, DR (pressure control), DRS, DRL, DH1, DH2, DH.D, DH.G, EP1, EP2 (electro-proportional), DE.D, EP.G, and more 

• Design: For open circuit hydraulic systems 

• Operating Mode: Self-priming conditions, with tank pressurization, or with optional built-in charge pump (impeller) 

• Mounting: SAE version available for US market compatibility 

• Weight: Approximately 60-66 kg 

• Material: Robust cast iron construction 

• Temperature Range: 30-90℃ 

Core Features:

• Robust Swashplate Design: The proven swashplate design ensures reliable operation, excellent efficiency, and long service life in open circuit applications .

• Designed for Mobile Applications: Primarily engineered for use in demanding mobile equipment, with rugged construction to withstand harsh operating conditions .

• Multiple Advanced Control Options: Comprehensive range of controls available matching any application requirement, including power, pressure, hydraulic pilot, and electro-proportional options . Power control option is externally adjustable, even when the pump is running .

• Stepless Variable Displacement: Output flow is proportional to drive speed and infinitely variable between Vg max and Vg min = 0, offering precise flow matching to reduce energy consumption and heat generation .

• Through-Drive Capability: 100% through drive suitable for adding gear pumps and axial piston pumps up to the same nominal size, enabling flexible and space-saving multi-circuit system configurations .

• Exceptional High-Speed Capability: Notably designed to achieve exceptionally high speeds, especially when configured in the impeller pump version AVLO .

• Flexible Installation Options: Operates under self-priming conditions, with tank pressurization, or with optional built-in charge pump (impeller) for enhanced suction performance .

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

• Versatile Integration: Can be combined with other pumps (e.g., A10VSO45) in tandem configurations for complex hydraulic systems requiring multiple circuits .

Main Applications (Suitable Equipment):
The A11VLO130 is widely recognized as the specialized power unit for heavy machinery requiring high-pressure, variable flow hydraulics. It is extensively used in:

1. Excavators & Construction Machinery:

• Main hydraulic pump for wheeled excavators (e.g., PW150-6 wheeled excavator) 

• Main pump for crawler excavators (medium to large size) 

• Excavator engineering machinery applications 

2. Tunneling & Mining Machinery:

• Tunnel boring machines (TBM) and roadheaders 

• Mining machinery and coal mining equipment - main hydraulic pump 

• Rock drilling rigs and foundation equipment

• China Coal Group roadheader applications (A11VO series used in roadheaders) 

3. Concrete Machinery:

• Concrete pump trucks - main hydraulic pump 

• SANY concrete pump truck applications 

• Zoomlion concrete pump truck main pump 

4. Mobile Equipment:

• Heavy-duty mobile machinery requiring high-pressure hydraulics 

• Mobile cranes and crawler cranes

• Specialized construction vehicles

5. Industrial Applications:

• Hydraulic power units for heavy industry 

• Industrial machinery requiring high-pressure variable flow 

• Metallurgical equipment and heavy presses

6. Tractor & Agricultural Applications:

• Tractor PTO hydraulic systems 

• Dump truck hydraulics 

7. Specialty Combinations:

• Tandem configurations with A10VSO45DFR for complex hydraulic systems requiring multiple circuits