Pentair QuickNiche White Sealing Ring w/Gasket (630017Z) hergaelectric A worn or failed sensor

A worn or failed sensor may contribute to inaccurate temperature readings

and flange-specific requirement helps reduce installation uncertainty and preserves compatibility with the original setup

This version is especially practical when the existing screws remain usable or are being replaced separately

Hayward C200S filter head assembly

Pentair QuickNiche White Sealing Ring w/Gasket (630017Z) hergaelectric A worn or failed sensorThis white sealing ring with gasket is made for Pentair QuickNiche light installations where a tight, finished connection is essential. It helps secure the light niche interface while supporting a clean seal around the fixture area. Replacing a worn or damaged ring can improve fit, reduce installation frustration, and refresh the appearance of the lighting assembly. The included gasket helps support proper compression when the component is installed