Model :
DS-108Type :
Plunger PumpStroke :
3.25 Inches / 82.55 mmCylinder Diameter :
25-83mmFlow :
12.5-662.8LPM/3.3-175.1GPMPressure :
7-69MPaShipping Port :
Shanghai Port, ChinaWarranty :
12 MonthsSpecifications:
| Design Standard | API-674,Third Edition |
| Configuration | Horizontal Triplex Plunger |
| Stroke Length | 3.25 Inches / 82.55 mm |
| Continuous Duty | 84 BHP |
| Intermittent Duty | 108 BHP |
| Frame Load Rating | 7,900 lbs / 3583.44 kg |
| Pump Weight | 1,400 lbs / 635.04 kg |
| Intermittent Duty Speed Rating | 500 RPM |
| Continuous Duty Speed Rating | 387 RPM |
| Minimum Speed | 100 RPM |
| Mechanical Efficiency | 90% |
| Lubrication System | Splash, Gravity Return |
| Crankcase Oil Capacity | 4 Gallons / 15.14 L |
| Lube Oil Type | SAE30 |
| Fluid Temperature Range | -20~350°F/-28~176°C |
Performance Data (Metric):
| Pump Model |
Plunger Diameter (mm) |
Displacement (L/REV) |
Maximum Pressure (MPa) |
Pump Capacity (LPM)@Input Speed (RPM) | |||||||||
| 100 | 150 | 200 | 250 | 300 | 350 | 387 | 400 | 450 | 500 | ||||
| DS10808 | 25 | 0.1257 | 69 | 12.5 | 18.9 | 25.0 | 31.4 | 37.5 | 43.9 | 48.4 | 50.3 | 56.4 | 62.8 |
| DS10810 | 32 | 0.1961 | 44 | 19.7 | 29.5 | 39.4 | 49.2 | 58.7 | 68.5 | 75.7 | 78.3 | 88.2 | 98.0 |
| DS10812 | 38 | 0.2824 | 31 | 28.4 | 42.4 | 56.4 | 70.4 | 84.8 | 98.8 | 109.4 | 112.8 | 127.2 | 141.2 |
| DS10814 | 44 | 0.3842 | 23 | 38.6 | 57.9 | 76.8 | 96.1 | 115.4 | 134.4 | 148.8 | 153.7 | 173.0 | 192.3 |
| DS10816 | 51 | 0.5019 | 17 | 50.3 | 75.3 | 100.3 | 125.7 | 150.6 | 175.6 | 194.2 | 200.6 | 226.0 | 250.9 |
| DS10818 | 57 | 0.6351 | 14 | 63.6 | 95.4 | 127.2 | 159.0 | 190.8 | 222.2 | 246.0 | 254.0 | 285.8 | 317.6 |
| DS10820 | 64 | 0.7843 | 11 | 78.3 | 117.7 | 156.7 | 196.1 | 235.4 | 274.4 | 303.6 | 313.8 | 352.8 | 392.1 |
| DS10822 | 70 | 0.9489 | 9 | 95.0 | 142.3 | 189.6 | 237.3 | 284.6 | 331.9 | 367.1 | 379.6 | 426.9 | 474.6 |
| DS10824 | 76 | 1.1291 | 8 | 112.8 | 169.6 | 226.0 | 282.4 | 338.8 | 395.2 | 437.2 | 451.6 | 508.3 | 564.7 |
| DS10826 | 83 | 1.3251 | 7 | 132.5 | 198.7 | 265.0 | 331.2 | 397.4 | 463.7 | 512.9 | 529.9 | 596.5 | 662.8 |
Performance Data:
| Pump Model |
Plunger Diameter (in) |
Displacement (GAL/REV) |
Maximum Pressure (PSI) |
Pump Capacity (GPM)@Input Speed (RPM) | |||||||||
| 100 | 150 | 200 | 250 | 300 | 350 | 387 | 400 | 450 | 500 | ||||
| DS10808 | 1 | 0.0332 | 10060 | 3.3 | 5 | 6.6 | 8.3 | 9.9 | 11.6 | 12.8 | 13.3 | 14.9 | 16.6 |
| DS10810 | 1.25 | 0.0518 | 6450 | 5.2 | 7.8 | 10.4 | 13 | 15.5 | 18.1 | 20 | 20.7 | 23.3 | 25.9 |
| DS10812 | 1.5 | 0.0746 | 4470 | 7.5 | 11.2 | 14.9 | 18.6 | 22.4 | 26.1 | 28.9 | 29.8 | 33.6 | 37.3 |
| DS10814 | 1.75 | 0.1015 | 3280 | 10.2 | 15.3 | 20.3 | 25.4 | 30.5 | 35.5 | 39.3 | 40.6 | 45.7 | 50.8 |
| DS10816 | 2 | 0.1326 | 2500 | 13.3 | 19.9 | 26.5 | 33.2 | 39.8 | 46.4 | 51.3 | 53 | 59.7 | 66.3 |
| DS10818 | 2.25 | 0.1678 | 2000 | 16.8 | 25.2 | 33.6 | 42 | 50.4 | 58.7 | 65 | 67.1 | 75.5 | 83.9 |
| DS10820 | 2.5 | 0.2072 | 1600 | 20.7 | 31.1 | 41.4 | 51.8 | 62.2 | 72.5 | 80.2 | 82.9 | 93.2 | 103.6 |
| DS10822 | 2.75 | 0.2507 | 1330 | 25.1 | 37.6 | 50.1 | 62.7 | 75.2 | 87.7 | 97 | 100.3 | 112.8 | 125.4 |
| DS10824 | 3 | 0.2983 | 1120 | 29.8 | 44.8 | 59.7 | 74.6 | 89.5 | 104.4 | 115.5 | 119.3 | 134.3 | 149.2 |
| DS10826 | 3.25 | 0.3501 | 950 | 35 | 52.5 | 70 | 87.5 | 105 | 122.5 | 135.5 | 140 | 157.6 | 175.1 |
Standard connection sizes:
| Pump Model | Suction (in) | Discharge(in) |
| DS10808-DS10810 | 2.0 | 1.5 |
| DS10812-DS10820 | 3.0 | 1.5 |
| DS10822-DS10826 | 4.0 | 2.0 |
Fluid cylinder materials:
| Fluid cylinder materials | Cast |
| Carbon Steel | Ductile Iron |
| Hi-Strength Carbon Alloy Steel | Aluminum Bronze |
| 304 / 316L / 17-4PH / 2205 / 2507 Stainless Steel |
*Special materials are available upon request

Engineering dimensional outline


Features
1. High-efficiency pressurization capability provides stable high-pressure conditions for reverse osmosis processes, ensuring smooth passage of water molecules through membrane elements.
2. Excellent corrosion resistance withstands erosion from various corrosive substances in water treatment, extending pump service life.
3. Energy-efficient design reduces power consumption while maintaining high performance, lowering operational costs.
4. Exceptional stability and reliability ensure consistent output during prolonged operation with minimal failure rates, guaranteeing continuous, stable performance for water purification systems.
Functions
1. Reverse osmosis pumps provide stable high-pressure support for water purification systems, ensuring water molecules pass through reverse osmosis membranes smoothly to achieve efficient filtration.
2. In seawater desalination, they maintain high-pressure environments to separate salt from freshwater, significantly enhancing freshwater production efficiency and quality.
3. For industrial water treatment, reverse osmosis pumps effectively remove harmful substances from water, safeguarding the normal operation of production equipment and extending its service life.
4. They also feature energy-saving capabilities, reducing energy consumption while ensuring high-efficiency operation, providing users with a cost-effective solution.
5. The pressure regulation function of reverse osmosis pumps allows them to adapt to varying water quality conditions, ensuring stable system operation across diverse environments.
