The 2.5PHA*A2-R Series Hydraulic Gear Pump is a high-performance external gear pump with reversible rotation capability, designed for mobile and industrial hydraulic systems requiring reliable bi-directional operation. Built with precision-machined gears, high-strength aluminum alloy housing, and advanced pressure compensation technology, the A2-R series provides stable flow output, high efficiency, low noise, and extended service life.
This series is widely used in tractors, forklifts, harvesters, construction machinery, hydraulic power units, lifting equipment, and various mobile hydraulic applications. The A2-R version is particularly suitable for systems requiring left-hand or right-hand rotation configurations. size. efficiency while reducing wear. maintaining structural strength.
| Type | Displacement | Max pressure | Max.Speed | Min.Speed |
| P1 | P2 | P3 | | |
| (cm³/rev) | bar | bar | bar | (r/min) | (r/min) |
| 2.5PHA-6-D*A1 | 6 | 250 | 280 | 300 | 4000 | 800 |
| 2.5PHA-8-D*A1 | 8 | 250 | 280 | 300 | 4000 | 800 |
| 2.5PHA-10-D*A1 | 10 | 250 | 280 | 300 | 4000 | 700 |
| 2.5PHA-12-D*A1 | 12 | 250 | 280 | 300 | 3500 | 700 |
| 2.5PHA-14-D*A1 | 14 | 250 | 280 | 300 | 3500 | 600 |
| 2.5PHA-16-D*A1 | 16 | 250 | 280 | 300 | 3500 | 600 |
| 2.5PHA-19-D*A1 | 19 | 250 | 280 | 300 | 3000 | 500 |
| 2.5PHA-22-D*A1 | 22 | 250 | 280 | 300 | 3000 | 500 |
| 2.5PHA-25-D*A1 | 25 | 250 | 280 | 300 | 3000 | 500 |
| 2.5PHA-28-D*A1 | 28 | 250 | 280 | 260 | 3000 | 500 |
| 2.5PHA-30-D*A1 | 30 | 230 | 250 | 260 | 3000 | 500 |
| 2.5PHA-32-D*A1 | 32 | 230 | 250 | 250 | 3000 | 400 |
| 2.5PHA-36-D*A1 | 36 | 200 | 230 | 250 | 2750 | 400 |
| 2.5PHA-38-D*A1 | 38 | 200 | 230 | 250 | 2750 | 400 |
| 2.5PHA-40-D*A1 | 40 | 170 | 190 | 210 | 2500 | 400 |
| 2.5PHA-44-D*A1 | 44 | 170 | 190 | 210 | 2500 | 400 |
The 2.5PHA*A2-R Series Hydraulic Gear Pump is a high-performance external gear pump specially designed for hydraulic systems requiring reversible rotation (right-hand or left-hand rotation) and stable hydraulic power output. Featuring a lightweight aluminum alloy housing, precision-machined gears, and high-strength bearing support, the A2-R series provides excellent volumetric efficiency, reliable pressure performance, low noise operation, and long service life.
This series is widely used in tractors, harvesters, forklifts, construction machinery, hydraulic power units, lifting equipment, and various mobile hydraulic systems. The 2.5PHA*A2-R series is available in multiple displacements ranging from approximately 6–44 cm³/rev, making it suitable for a wide range of hydraulic applications. axial clearance compensation help reduce internal leakage and improve overall efficiency. under demanding conditions. forklift hydraulic systems requiring compact size and reliable hydraulic power.