The Shiyuan SY80 is a 3-inch solar surface pump designed for high-flow water transfer, irrigation, and livestock watering. It is powered by solar panels and built for off-grid applications. Some versions of the SY80 may feature a brushless DC motor for enhanced efficiency and reliability. ey technical specifications Flow rate: 42,000 liters per hour (42 m³/h). Maximum head: 15 meters. Working head: 10 meters. Suction depth: 6 to 8 meters. Inlet/outlet size: 3 inches. Voltage: The brush motor version operates at approximately 150V DC, while the brushless (SYBL-80) version operates at 72V DC with a 1500W motor. Solar panels: It requires around 1320W of solar panel power, typically four 330W panels. Controller: Brushless versions often come with an integrated controller. Category: DC Solar Surface Pump