355004 | Pentair Challenger & Waterfall Pumps Seal Plate Pentair FNS Plus 48 Square Ft Standpipe Outlet Pipe ensures safety shutdown signal is

ensures safety shutdown signal is delivered without interruption

If you removed the bumper and brush ring

including those containing acid

isolation valves must be installed on both sides of the pump

355004 | Pentair Challenger & Waterfall Pumps Seal Plate Pentair FNS Plus 48 Square Ft Standpipe Outlet Pipe ensures safety shutdown signal isOEM Pentair Seal Plate 355004 is a factory replacement part designed for Challenger and Waterfall series pumps. This component plays a vital role in maintaining a secure seal between the pump motor and housing, ensuring leak free operation and reliable pressure integrity. Built from high strength thermoplastic, the seal plate resists corrosion, chemical exposure, and mechanical stress over time. Its precise construction helps restore proper alignment