Pentair 25230-0150S Filter Cartridge Element Replacement Sta-Rite Pool/Spa D.E. and Cartridge Filter Filter cartridge replacement Fits Pentair Sta-Rite PXC and Posi-Clear pool/spa cartridge filter model PXC150 Also fits Pentair Sta-Rite PXC pool and spa D.E. filter model PXC150 Used in 150-square feet filters Measures 9-1/4-inch length by 32-1/4-inch height by 9-1/4-inch width