Fielding Pump is the national distributor for ShinMaywa continuous duty water feature pumps. This includes the Norus pump line that covers flows from 3,000 to 11,000 GPH. Higher flows are covered by the cast iron pump lines, starting with the 2 HP CVC 230V single phase, at 5' of head it does 16,500 GPH. The CNL 3 phase pump line runs from 25,000 to over 51,000 GPH (2HP-10HP). Fielding offers a Variable Frequency Drive (VFD) panel to go with the CNL pumps. The VFD panel makes it possible to run a 3 phase pump on 230V single phase power. Please feel free to contact us regarding the ShinMaywa pump lines or with any pump application questions.