Lexmark 56F1X00 Extra High Yield Black Toner Cartridge – MS421 / MS521 / MX321 / MX421 Series

Genuine Lexmark 56F1X00 Extra High Yield Return Program Black Toner Cartridge, powered by Lexmark's Unison™ Toner formulation. Delivers crisp text, deep blacks, and smooth greyscales from the first page to the last — no shaking required as the cartridge runs low. Engineered for busy office environments where cost-per-page efficiency and uninterrupted output are essential.

Key Specifications

• Colour: Black
• Type: Extra High Yield Return Program (OEM/Genuine Lexmark)
• Page yield: 20,000 pages at 5% coverage (ISO/IEC 19752)
• Toner technology: Unison™ Formulation
• Part number: 56F1X00

Compatible Printers

• Lexmark MS Series: MS421dn, MS421dw, MS521dn, MS621dn, MS622de
• Lexmark MX Series: MX321adw, MX421ade, MX521de, MX521ade, MX522adhe, MX622ade, MX622adhe

Contact us for pricing and availability.