Lexmark 56F5X00 Black Extra High Yield Return Program Toner Cartridge is a genuine Lexmark black toner cartridge designed for compatible Lexmark MS421 MS521 MS621 MS622 MX421 MX521 MX522 and MX622 series black and white laser printers. It provides a declared yield of up to 20000 standard pages in one sided printing according to ISO IEC 19752. The cartridge uses Lexmark Unison Toner technology, designed to provide consistent image quality, long life system reliability and an innovative shake free printing system. (lexmark.com)

TECHNICAL SPECIFICATIONS
• Product Type: Black Toner Cartridge
• Brand: Lexmark
• Part Number: 56F5X00
• Cartridge Series: 56F
• Colour: Black
• Print Technology: Black and White Laser
• Cartridge Type: Extra High Yield Return Program Cartridge
• Page Yield: Up to 20000 standard pages
• Yield Standard: ISO IEC 19752
• Toner Technology: Lexmark Unison Toner
• Lexmark Cartridge Collection Program: Yes
• Compatible Printers: Lexmark MS421 MS521 MS621 MS622 MX421 MX521 MX522 and MX622 series
• Compatible Models: Lexmark MS421dn MS421dw MS521dn MS621dn MS622de MX421ade MX521de MX522adhe MX622ade and MX622adhe
• Packaged Dimensions: 134 x 116 x 312 mm
• Packaged Weight: 0.955 kg
• UNSPSC Code: 44103103
• Country of Origin: Poland China PRC United States and Mexico