GPY-2A is a compact external gear pump with a displacement range of 2–12 cc/rev. It operates at a rated pressure of 16–21 MPa, with a maximum pressure up to 25 MPa. The working speed is typically 800–3000 rpm, and the maximum speed can reach 4000–5000 rpm.
It supports both clockwise and counter-clockwise rotation, with volumetric efficiency ≥90%, ensuring stable and efficient output. The pump uses standard hydraulic oil and works within a temperature range of -20°C to +80°C.
Featuring flange mounting, optional key or spline shaft, and an aluminum or cast iron body, it is lightweight, durable, and designed for low-noise operation.
GPY-2A
Green Hydraulic
1 set
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Product Description
GPY-2A is a compact high-pressure external gear pump, commonly used in hydraulic power units, machine tools, lifting platforms, agricultural equipment, and small industrial hydraulic systems. It features stable flow, low noise, compact structure, and reliable performance.
High volumetric efficiency for stable flow output
Compact and durable structure for long service life
Low noise and smooth operation
Reliable pressure performance under heavy-duty conditions
Easy installation and maintenance
Suitable for agricultural, industrial, and mobile hydraulic systems
Applications
Agricultural machinery (tractors, sprayers)
Small hydraulic power units
Forklifts and pallet trucks
Light industrial equipment
Small mobile machinery

GPY-2A pumps are typically packaged securely to prevent damage during transit. The packaging includes:
Protective Wrapping: To safeguard the pump from environmental damage.
Custom Crates: For larger, heavier pumps, ensuring safe handling.
Documentation: Includes installation, maintenance instructions, and warranty details.
Delivery time depends on the model, customizations, and location but typically ranges from 2 to 6 weeks from the order date.
1. What type of pump is GPY-2A?
It is a compact external gear pump for light-duty hydraulic systems.
2. What pressure can it handle?
Suitable for low to medium pressure applications.
3. What equipment is it used in?
Commonly used in tractors, small power units, forklifts, and light machinery.
4. Can rotation direction be selected?
Yes, both clockwise and counterclockwise are available.
5. What oil is recommended?
Standard anti-wear hydraulic oil (ISO VG32–68).
6. Is it easy to install?
Yes, compact design with standard mounting makes installation simple.
GPY-2A pumps are manufactured in compliance with international standards, ensuring high performance and reliability:
ISO 9001: Certified for quality management systems.
CE Certification: Ensures compliance with European safety, health, and environmental protection standards.
RoHS Compliance: Ensures the pump does not contain hazardous materials.
Factory Testing: Every pump is rigorously tested for performance, pressure, and leak integrity before shipping.
The pump's flow is adjusted by changing the angle of an internal swash plate. As the swash plate angle changes, the stroke length of the pistons varies, which in turn changes the volume of fluid displaced per rotation, allowing the flow rate to adapt to the system's needs.
Factory established in 2005;
With a great deal of production experience;
80+ employees become the professional team;
Constant updated ERP system ensure efficiency of work;
Sophisticated equipment ehanced the accuracy of products;
Professional salesmen provide the greast service;
With a large number of famous customers all over the world;
Great after-sales service;
With the long term cooperation with famous logistics and express company in China,provide the better goods service.
Small order/sample order,full payment in advance; Big orders send the first payment 30% before the production,and the balance before shippment.We'll show the photos of the products and packages before delivery.
Of course we can. Just send me your logo we can make it for you.
America(40.5%):USA, Canada, Argentina, Brazil
Europe(30.8%):Italy,Germany,England,Holland,Spain,Swiss,Finland,Russia,Poland.
Asia(23.5%):Korea,singapore,India,Turkey,Vietnam,Saudi Arabia,Syria, Israel,Lebanon.
Others(5.8%).
The Green hydraulic pump manufacturing facility is a specialized industrial plant that focuses on producing hydraulic pumps and related components. These factories are equipped with advanced machinery and technology to fabricate high-quality pumps designed for a wide range of applications, from heavy equipment and machinery to automotive and industrial systems.
The production process typically involves precision engineering, where raw materials like metals and alloys are processed into pump components such as gears, pistons, cylinders, and seals. These parts are then assembled into fully functional hydraulic pumps, which are tested for performance and quality control to ensure reliability, efficiency, and durability under various working conditions.
Green Hydraulic's manufacturing facilities for hydraulic pumps maintain stringent quality standards, often adhering to international certifications, to meet the expectations of customers in industries such as construction, agriculture, automotive, and manufacturing.
All hydraulic pumps produced by Green Hydraulic have undergone compliance testing, ensuring their quality and reliability.
To meet the diverse needs of different industries, the green hydraulic offer customization options, such as specialized seals, materials, and pump configurations. These facilities often work closely with engineering teams to develop tailored solutions for specific applications, from high-pressure systems to low-flow, high-efficiency pumps.
Each pump undergoes a rigorous quality control process, where pressure tests and performance assessments are conducted to ensure that the pumps meet the required standards for flow rate, pressure capacity, and durability.