A. High-Volume and Extreme-High Elevation Water Lifting. No Electricity Gilman RP400-X ram pump for extreme high elevation pumping of above 150 meters. B. High-Volume Output: 51,000 - 150,000 liters daily, the RP400-X model is ideal for large-scale applications such as municipal waterworks and irrigation projects. C. Built to Last: Constructed with durable, high-quality materials, these pumps are designed for long-term performance. Requires supply flow rate ranging from 600 to 1,800 liters per minute D. Scalable Solutions: can be installed in tandem with other ram pumps. E. Best for: 1. Commercial Swimming Pools 2. Irrigation Projects, 3. Municipal Water Works, 4. Stone Quarry Washers.