The genuine black Samsung CLT-K4072S toner cartridge brings you true printing innovation from Samsung. Manufactured using the latest production techniques, this original Samsung CLT-K4072S printer cartridge has been developed using smaller, more evenly shaped particles than conventional toner to give you sharper, cleaner images. Ideal for printing crisp black text and graphics, the black Samsung CLT-K4072S/ELS toner works at fast speeds to produce professional quality documents that are suitable for use at home or in the office. With an estimated capacity of 1,000 pages, this standard capacity Samsung CLTK4072S toner cartridge offers you the least expensive way to get high quality print outs.