Standard yield black toner cartridge for use with panasonic uf-490. This is a OEM MONOCHROMATIC TONER PANASONIC brand Toner Cartridge (SD BLACK TONER) that works with the following printers / machines (UF-490). Product Features: Compatible with: Laser Fax UF-4000, Panafax UF-4000, UF-4100, UF-4100-YJ, UF-490 Duty Cycle: Up to 6000 pages Printing Color: Black Printing Technology: Laser Product Description: Panasonic - black - original - toner cartridge Product Type: Toner cartridge Benefits of this product: Using Panasonic consumables and supplies with your Panasonic printer and fax-machine gives you crisp, sharp output, every time. The Panasonic printers and fax-machines have been engineered to work together with their custom-designed consumables and supplies to ensure that your text and graphic printouts are clear and sharp, every time you print. STANDARD YIELD BLACK TONER. UF-490. OEM PANASONIC Brand.