LD Remanufactured Toner Cartridge Replacement for Samsung CLT-K508L High Yield (Black) The Samsung CLT-K508L high yield black cartridge replaces the CST-K508S standard yield cartridge Page Yield: 5,000 | Shelf Life: 24-36 Months All LD branded products are backed by a 100% satisfaction and LIFETIME guarantee This remanufactured toner comes equipped with an ink indicator chip that accurately tracks your ink levels and communicates with your printer to be sure you are receiving the best quality print possible For use in the following CLP/CLX printers: CLP-620ND, CLP-670N, CLP-670ND, CLX-6220FX, and CLX-6250FX