Pentair Sta-Rite S7D75/S8D110/DES/DEP Center Rod (23900-0039Z) rolachem Using the correct switch format

Using the correct switch format helps preserve original control logic and mounting style

Useful when replacing a clogged or worn original cartridge

When the sealing surface at a drain assembly begins to fail

A properly selected Little Giant pool cover pump contributes to more dependable water removal and more convenient cover maintenance

240 volt heater with high-limit and flow-switch support is required

Pentair Sta-Rite S7D75/S8D110/DES/DEP Center Rod (23900-0039Z) rolachem Using the correct switch formatThis center rod is used inside compatible Sta Rite S7D75, S8D110, DES, and DEP filter assemblies to help secure and align internal filter components. A bent, corroded, or damaged rod can make it difficult to tighten the assembly evenly and may compromise how the grids or internal parts seat inside the tank. Replacing it helps support even clamping pressure and reliable filter operation. Supports proper internal filter alignment Helps secure DE filter