Pentair Compool CP30/CP100 Freeze Sensor (FPSAUX) senasys Useful when the original threaded

Useful when the original threaded switch is worn or unreliable

That makes proper matching especially important in replacement work

A tube plug helps finish and close the end of a compatible reel tube assembly

Match the listed MFD

Part number helps confirm the correct replacement component

Pentair Compool CP30/CP100 Freeze Sensor (FPSAUX) senasys Useful when the original threadedDesigned for lower horsepower Challenger High Flow pumps, this diffuser supports steady water direction around the impeller. It can help restore proper wet end operation when the original diffuser has been damaged by wear, debris, or heat. Because diffuser fit affects priming and flow stability, it is an important part of a complete pump refresh. Choose this replacement when you want a clean, part specific repair rather than forcing a workaround that