56F1H0E Lexmark Corporate Toner Cartridge North America?

• Use original Lexmark cartridges to get remarkable laser-quality results
• High yield for bulk printing

The Average Continuous Cartridge Yield in one-sided (simplex) mode is 15,000 standard pages. This is the declared yield value in accordance with ISO/IEC 19752.

Printer Compatibility

Lexmark MS/MX321, 421, 521, 622, MS621, MX522