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Lexmark 20N1XK0 black toner cartridge in rectangular box

Lexmark

Lexmark 20N1XK0 Black Toner Cartridge 6000 Pages

SKU CH-0TDR-Q3B8F MPN 20N1XK0

Genuine Lexmark black toner yields approximately 6000 pages for CS431dw and CX431adw printers

  • Cartridge ColorBlack
  • Compatible ProductsLexmark CS431dw Color Laser Lexmark CX431adw MFP Color Laser
  • Approximate Page Yield6000 Pages
  • Extra-high-yield black toner prints up to 6000 pages
  • Shake-free Unison toner delivers consistent quality from first to last page
  • Genuine Lexmark cartridge fits CS431dw and CX431adw models
  • Return-program design enables free recycling through Lexmark collection
  • Built for reliable high-volume printing with long-life system performance

Genuine Lexmark Black Toner 6000 Pages

This genuine Lexmark 20N1XK0 black toner cartridge delivers an approximate yield of 6000 pages. It is an Extra High Yield Return Program cartridge formulated with Unison Toner for consistent image quality from the first page to the last. The shake-free print system supports reliable performance during high-volume printing tasks.

Suits CS431dw and CX431adw Owners

This cartridge is specifically designed for the Lexmark CS431dw Color Laser and Lexmark CX431adw MFP Color Laser printers. It is not suitable for users of other Lexmark models or printers from different manufacturers. Buyers who need colour toner cartridges or standard yield black cartridges should look at alternative SKUs.

Verify Printer Model Before Ordering

Confirm that your printer is either the Lexmark CS431dw or the Lexmark CX431adw before purchasing. This is a Return Program cartridge sold with the agreement that the used unit will be returned to Lexmark for recycling through the Lexmark Cartridge Collection Program.

Highlights

  • Extra-high-yield black toner prints up to 6000 pages
  • Shake-free Unison toner delivers consistent quality from first to last page
  • Genuine Lexmark cartridge fits CS431dw and CX431adw models
  • Return-program design enables free recycling through Lexmark collection
  • Built for reliable high-volume printing with long-life system performance

Specifications

BrandLEXMARK
Model20N1XK0
Cartridge ColorBlack
Compatible ProductsLexmark CS431dw Color Laser
Lexmark CX431adw MFP Color Laser
Approximate Page Yield6000 Pages
Shipping weight0.87 kg
Package size480 × 362 × 133 mm

Questions about this item

Which printer models must I already own for the 20N1XK0 cartridge to work?

The cartridge is designed for the Lexmark CS431dw Color Laser and the Lexmark CX431adw MFP Color Laser; it will not function in other printers.

If I keep an older Lexmark printer alongside the CS431dw, can I move this cartridge between them?

No, the 20N1XK0 is engineered only for the CS431dw and CX431adw models; older Lexmark printers use different cartridge shapes and chip interfaces.

How can I confirm the cartridge is printing correctly after I install it?

Print a test page; you should see consistent black density across all 6000 pages with no shake-related defects thanks to the Unison Toner formulation.

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