Pentair Sta-Rite System 3 S8M150 259 sqft Outer Cartridge, 20-1/8" Dia x 19-9/16" (25022-0203S) harwil This part is often needed

This part is often needed when the original volute is cracked

Replacing the stand helps keep the motor aligned

This part has practical value because the four-function design and built-in timer provide broader control flexibility than simpler on-off systems

Part number assists with accurate replacement matching

Pentair Sta-Rite System 3 S8M150 259 sqft Outer Cartridge, 20-1/8" Dia x 19-9/16" (25022-0203S) harwil This part is often neededDesigned for targeted equipment repair, Pentair Sta Rite System 3 S8M150 259 sqft Outer Cartridge, 20 1 8" Dia x 19 9 16" helps restore the connection point or wear area that can compromise daily pool operation. Restoring filter media with the correct cartridge helps improve water clarity, flow rate and service efficiency. System 3 cartridge filters use matched inner and outer elements, so selecting the correct cartridge position and size is