V5 High Head Submersible Pumps are used in 6½" dia borewells. These pumps are suitable for normal 2"water discharge and narrow in 6½ dia that is 6.25" or 6" dia. This pump per stage capacity is 37 feet head and available from 3 HP to 7.5 HP in DOL model (single cable) and 10 HP in star delta model (double cable). These are premium model V5 High Head pumps. Head range available from 100 feet to 890 feet.