Experience Superior Water Management with the Rocksolar 300W Pump Engineered for high efficiency, this pump is compatible with solar power systems, ensuring optimal performance across a range of applications from home gardening to agricultural irrigation. With a robust 0.4HP motor and a voltage range of 20-40V, it combines power with energy efficiency. Technical Specifications Power and Efficiency: 0.4HP motor, designed for 20-48V operation with best performance at 24-40V. Delivers 0.4 HP. Solar Panel Compatibility: Suitable for a 440W setup panel, allowing flexibility in solar configurations. Performance Metrics: Flow rates from 15.3 GPM at minimal head height to zero at the maximum of 130.4 feet. Graduated performance ideal for varied applications. Design and Construction: Features a sturdy 3-inch diameter and a 1.5-inch outlet, crafted for easy integration and durability. Model Specifics: 3SPN1-5P model optimizes both performance and energy efficiency, perfect for diverse settings. The Rocksolar 0.4HP Pump not only offers significant operational flexibility but also stands out with its compatibility with both existing and new solar installations. Whether for daily operation or emergency use, this pump is your dependable choice for efficient and renewable water pumping solutions.