• Windows 10 Windows 8.1 Windows 8 Windows 8 x64 Windows 7 x64 Windows 8.1 x64 Windows 7
• Apple OS X (10.6 10.7 10.8 10.9 10.10 10.11 10.12 10.13)
• Debian GNU/Linux 7.0 8.0 Ubuntu 16.04 LTS Fedora 23 24 openSUSE Linux 42.3 Red Hat Enterprise Linux WS 6 7 openSUSE Linux 13.2 SUSE Linux Enterprise Server 10 11 12

With its powerful processor 46 page-per-minute output enhanced security and built-in durability the MS521dn supports the success of mid-size workgroups in all their mono printing.

Ready when you are

Robust and reliable Lexmark printers are built to work anywhere from showroom to warehouse with few interventions. Keep going with long-life components replacement cartridge yields up to 25000 pages and a maximum input capacity of 2000 pages.

Full-spectrum security

Lexmark's comprehensive approach to product security is a design and engineering mandate across our entire product portfolio. Our security features help keep your information safe-in the document on the device over the network and at all points in between. That's why Keypoint Intelligence-Buyers Lab honoured Lexmark with a prestigious BLI PaceSetter award for Document Imaging Security. And this Lexmark product enables you to be GDPR ready.

Performance and value

Get mono printing at up to 46 pages per minute plus standard two-sided printing at an affordable price. Durability and long-life components keep your maintenance costs low too.

Energy efficiency

Make every watt count with energy management features that reduce power consumption whether the printer is active or in sleep mode. Lower fusing temperature and automatic management of processor cores based on workload help meet rigorous ENERGY STAR 2.0 requirements. That benefits the planet and your budget.

The definition of clear text

Some laser printers struggle to print grey text that's easy to read-not the MS520 series. Its innovative font outlining technology makes even the smallest grey text crisp and clear.

Versatile media handling

Print what you want in the size you want. The included media tray adjusts to paper sizes from A6 to legal while the 100-sheet multipurpose feeder accepts smaller media and envelopes to give you even more design and output possibilities.

All information provided is subject to change without notice. Lexmark is not liable for any errors or omissions.

• MS521dn Laser Printer
• Software and Documentation CD
• Setup Guide or sheet (Network and Local Attachment)
• Up to 5000 pages return program Toner Cartridge
• Return Program Imaging Unit
• Power Cord(s)
• Statement of Limited Warranty/Guarantee
• Stability sheet and safety sheet or Booklet
• Lexmark Cartridge Collection Program Information