A4vg56 Tractor Hydraulic Pump Closed Circuit for Agricultural Machinery and Harvester

A4vg56 Tractor Hydraulic Pump Closed Circuit for Agricultural Machinery and Harvester. Infinitely Variable Flow: Output flow is proportional to drive speed and displacement, adjustable from 0 to maximum via swash plate angle. Overload Protection: Equipped with two high-pressure relief valves to protect the hydrostatic transmission from overload. Integrated Boost Pump: Acts as a feed and control oil pump with built-in boost pressure relief valve for safety. Wide Application Range: Suitable for lifting machinery, engineering machinery, metallurgy, mining, shipbuilding, and forging presses. Full Customization: Offers full customization, minor customization, and flexible customization from samples or designs. High Speed Performance: Maximum continuous speed up to 4000 rpm with high-speed plunger type design. Multiple Certifications: Certified with GS, CE, and ISO9001 standards for quality assurance. Flexible Payment Terms: Accepts LC, T/T, D/P, PayPal, Western Union, and small-amount payments.