Lexmark CS521
Printer guide10 compatible supplies indexed
Lexmark ยท Magenta
78C6UME cartridge guide
Lexm 78C6UME UHY Mag Toner
Colour / typeMagenta
Yield formatStandard yield
Estimated yield7,000 pages
AvailabilityIn stock at 26 July 2026
Sign in to continuePrinter compatibility
Printers that use 78C6UME
Lexmark CS622
Printer guide10 compatible supplies indexed
Lexmark CX622
Printer guide10 compatible supplies indexed
Lexmark CX625
Printer guide10 compatible supplies indexed
Let your printer tell you when.
See reported toner levels and get low-toner alerts from supported printers. Monitoring stays free, permanently, wherever you buy your cartridges.
Useful answers
Frequently asked questions
Which printers use 78C6UME?
4 compatible printer records are currently linked to 78C6UME. The supplier-listed matches appear on this page.
What is the yield of 78C6UME?
The supplier catalogue lists an estimated yield of 7,000 pages. Actual yield varies by page coverage and print conditions.
Can CloudToner monitor printers using 78C6UME?
Monitoring depends on the printer and the data it reports. A cartridge match alone does not confirm monitoring support. Connect a supported network printer to see its reported levels and receive low-toner alerts.