20N4XY0 LEXMARK CS431dw/CX431 YEL EXTRA HI-YIELD TONER 6.7K
Description
🧪 Printing Performance & Yield
Color: Yellow
Cartridge Yield: Up to 6,700 standard pages. (Yield capacity values are declared in strict accordance with the ISO/IEC 19798 engineering testing standard in simplex mode).
Toner Technology: Formulated exclusively with Lexmark Unison™ Toner, which uses a specialized friction-reducing chemical composition to deliver consistent color depth, prevent print head wear, and protect the long-term performance of the internal fuser system.
🖨️ Printer Hardware Compatibility
This exact part number is coded to fit and lock into the following color laser models:
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