Pentair/PacFab Challenger 2.0HP Diffuser (355094) poolvergnuegen and this Maytronics Dolphin version

and this Maytronics Dolphin version uses the 9995431-ASSY reference

The Waterway 310-4050 impeller is designed for compatible 4

and this Filbur FC-3753 cartridge is designed for C-4313 and PBW4PAIR applications

Once installed in the right Clim8Zone setup

Includes O-ring for a more complete replacement solution

Pentair/PacFab Challenger 2.0HP Diffuser (355094) poolvergnuegen and this Maytronics Dolphin versionThe Pentair PacFab 355094 diffuser is designed for compatible Challenger 2. 0 HP pump applications where the diffuser needs replacement. A diffuser like this is useful because it helps stabilize and direct water flow around the impeller area, making it an important part of the pumps hydraulic efficiency. Replacement is often needed when the original diffuser is cracked, worn, or no longer fitting correctly after service. Installing the correct Pentair