Toner cartridges for OEM printers from Xerox deliver brilliant image quality and excellent reliability at a low cost. Compared to the original OEM toner cartridge, you will get better or equal page yield, pay around 25% less and receive a 100% lifetime warranty. This black laser toner cartridge is compatible with PageWide Enterprise Color 556 and 586d series printers and has a yield of 21,000 pages.