Toshiba T-3028C Black Original & Genuine Toner Cartridge Supplies are specifically designed for the following Models: Toshiba e-Studio 2528A, Toshiba e-Studio 3028A, Toshiba e-Studio 3528A, Toshiba e-Studio 4528A, Toshiba e-Studio 5528A & Toshiba e-Studio 6528A Monochrome Photocopier Machines. It has 700gm weight and maximum yield ± 35000 pages @ 5% average coverage & Get a great value for everyday business Coping / Printing.