Hydromatic has implemente a design change to the impeller on the S4N pumps to improve solids handling capabilities. Encompass data will be updated to reflect the new design on January 18. All orders for S4N pumps on or after January 15, 2016 will feature the new impeller design.
The change in impeller design will affect the flow curves of the S4N pumps. To better understand this change, please contact your BBC Pump sales representative.