Compatible Black Panasonic Toner Cartridge UG-5540 (10,000 Page Yield) for Panasonic Panafax UF-7000, Panasonic Panafax UF-8000, Panasonic Panafax UF-9000, Panasonic UF-7000 Compatible with Panasonic: UF7000, UF8000, UF9000 One year manufacturer warranty against product defect 30-day satisfaction money back guaranteed Remanufactured under highest standards