Packed with built-in features like soft-start, dry-run protection and over/under voltage protection, the 3-inch SQE submersible from Grundfos delivers a reliable water supply for residential and light irrigation applications. Pair the SQE with our CU 301 controller and deliver constant water pressure to your customers while ensuring low operation costs. The SQE is available with a maximum head of 755 feet and maximum flow of 39 gpm.