The 4SD Series is a high-performance deep well submersible pump designed for water supply, agricultural irrigation, and demanding pumping applications. It features a stainless steel body, copper motor winding, POM impellers, and a steel shaft for reliable and durable operation. Available in 3 to 10 HP models with 1¼-inch and 2-inch outlets, it is suitable for high-capacity water pumping from deep wells. The brass outlet and ceramic/silicon mechanical seal provide durable connections and reliable sealing during operation.