Waterway 4.0 HP Executive 48/56 Frame Pump Impeller [New Style] (310-4190) magnacraft Timer trippers are the small

Timer trippers are the small scheduling parts that tell a mechanical timer when to switch

Supports internal skimmer flow management

5 THP impeller replacement is needed

This OEM Hayward replacement is a useful choice for service professionals and pool owners looking to refresh a worn skimmer interior without replacing the full skimmer assembly

homeowners often notice the overall feel of the spa changing before they can point to one single failing part

Waterway 4.0 HP Executive 48/56 Frame Pump Impeller [New Style] (310-4190) magnacraft Timer trippers are the smallThe Waterway 310 4190 impeller is designed for compatible 4. 0 HP Executive 48 56 frame pump applications in the new style configuration. An impeller like this is useful because it restores the pumps main water moving component while preserving compatibility with the newer version of the Executive design. Frame and style details matter in Executive pump service because similar horsepower pumps can still use different internal parts depending on