Toner Cartridge Lexmark CS421DN CS521DN CS622DE 3000 pages Yellow

Genuine Lexmark yellow toner cartridge (MPN 78C20YE, EAN 0734646656306) is compatible with Lexmark CS421DN, CS521DN and CS622DE printers and yields up to 3000 pages. Designed for laser printing, this single-pack yellow cartridge delivers vibrant colour and sharp text for everyday home and office printing while fitting the Lexmark Unison™ Toner system for consistent image quality and reliable performance.

Advantages

This standard-yield Lexmark cartridge is engineered to work Best Together with your Lexmark printer and uses Unison™ Toner formulation to provide consistent image quality, long-life print system reliability and shake-free operation. Standard Yield cartridges keep up-front costs lower than high-yield alternatives while remaining suitable for low-volume printing. The cartridge is part of the Lexmark Cartridge Collection Programme and Corporate Cartridges initiative, supporting recycling and a closed-loop lifecycle within the EU.

Suitable for

• Colour laser printing for small offices and home offices
• Documents and marketing materials requiring accurate yellow tones
• Low to moderate monthly print volumes

Key specifications

• Brand compatibility: Lexmark
• Model compatibility: CS421DN, CS521DN, CS622DE
• MPN: 78C20YE
• EAN: 0734646656306
• Colour: Yellow
• Yield: up to 3000 pages (standard yield)
• Quantity: 1 pc
• Print technology: Laser

How to use

Remove the used cartridge according to your printer’s user manual and unpack the new Lexmark 78C20YE cartridge. Gently shake the sealed cartridge once if instructed by the printer documentation, remove all protective seals and inserts, and insert the cartridge into the correct yellow slot until it clicks into place. Run a test print or printer alignment if prompted to ensure proper installation and colour registration.

Recommendations

Store unopened cartridges in a cool, dry place away from direct sunlight. Use Genuine Lexmark supplies and participate in the Lexmark Cartridge Collection Programme for recycling to maintain print quality and support environmental initiatives.