MS812DN Toner (521H) | Clever Supplies

MS812dn

The Lexmark MS812DN is the flagship networked duplex workhorse, packing the fastest 812-class engine into a department-ready frame. Ethernet and two-sided printing come standard, while the Lexmark 521H high-yield cartridge family stretches every toner change to its fullest. Built for offices where the printer is mission-critical infrastructure, it anchors a fleet with quiet confidence and delivers day-after-day consistency at full speed.

Cartridge	Color	Page yield
521 (52D1000)	Black	~6,000 pages
521H (52D1H00)	Black	~25,000 pages
521X (52D1X00)	Black	~45,000 pages

Frequently asked questions

Which toner does the Lexmark MS812DN use?
The Lexmark MS812DN uses the Lexmark 521H high-yield black toner cartridge (OEM part 52D1H00).

How many pages will one 521H cartridge print in the MS812DN?
About 25,000 pages at 5% coverage (ISO/IEC 19752) — enough for months of heavy office printing.

What is the difference between the 521, 521H and 521X cartridges?
The 521 (52D1000) is the standard cartridge at about 6,000 pages, the 521H (52D1H00) is the high-yield cartridge at about 25,000 pages, and the 521X (52D1X00) is the extra-high-yield cartridge at about 45,000 pages. All three fit the MS812DN; the 521H is the best value for most offices.

Will a compatible 521H cartridge damage my MS812DN or void its warranty?
No. Compatible cartridges are built to OEM specifications and do not void your printer's warranty.