Pentair Challenger 2.0–2.5 HP Impeller (355604Z) spabuilders Focused replacement for board-level BP-series

Focused replacement for board-level BP-series failures

Installing the correct impeller helps keep the rebuild aligned with the intended pump design and avoids unnecessary performance mismatch

making it an important structural and sealing element in the pump assembly

Helps restore both flow-control and upper assembly function

A full replacement often gives a cleaner and more confidence-inspiring result

Pentair Challenger 2.0–2.5 HP Impeller (355604Z) spabuilders Focused replacement for board-level BP-seriesHigher output Challenger pumps rely on an impeller that is properly sized for the motor and wet end design. This Pentair 2. 02. 5 HP impeller is intended for compatible Challenger pump models where a worn or damaged impeller is reducing circulation performance. It is a targeted repair part for pool systems that need strong, reliable flow through filtration, heating, or water features. Designed for select 2. 02. 5 HP Challenger applications Helps