The Lexmark 78C6XKE Genuine Black Extra High Yield Toner Cartridge is the dependable choice for offices that need sharp, professional black output and reliable day-to-day performance from their Lexmark colour laser printer or multifunction device. Built specifically for the Lexmark CS and CX 500/600 series platform, this genuine cartridge is engineered to work seamlessly with the printer’s imaging system—helping deliver consistent print quality, accurate toner recognition and smooth operation over the life of the cartridge.
With an extra high yield of up to 8,500 pages, the 78C6XKE is ideal for higher-volume environments where reducing downtime matters. Fewer cartridge changes means less disruption for your team, a more efficient workflow, and a lower cost-per-page compared with standard yield options—especially helpful for shared printers in reception, admin, accounts, operations and customer-facing areas.
Whether you’re printing invoices, statements, forms, reports, spreadsheets or everyday office documents, Lexmark’s genuine toner formulation is designed to produce clean, bold black text and consistent coverage. That means your documents look professional, are easy to read, and maintain the quality you expect across longer print runs.
Genuine Lexmark consumables are designed and tested to match the performance requirements of Lexmark printers. Choosing the 78C6XKE genuine cartridge helps ensure:
dependable performance and consistent output
accurate toner level monitoring and recognition
reduced risk of print defects and interruptions
smooth operation that supports long-term device reliability
This cartridge suits the following Lexmark devices:
Printers:
Lexmark CS521
Lexmark CS521dn
Lexmark CS622
Lexmark CS622de
Multifunction Printers (MFPs):
Lexmark CX522
Lexmark CX522ade
Lexmark CX622
Lexmark CX622ade
Lexmark CX625
Lexmark CX625adhe
Brand: Lexmark (Genuine)
Part Number: 78C6XKE
Colour: Black
Yield: Up to 8,500 pages (based on standard coverage; actual yield varies by content printed and usage conditions)