Lexmark MX431adn Monochrome Laser Multifunction Printer (29S0200)

The Lexmark MX431adn (29S0200) is a compact monochrome laser multifunction printer that prints, copies, scans and faxes at up to 42 pages per minute. It has automatic two-sided scanning, a 2.8 inch color touch screen, Gigabit Ethernet and automatic two-sided printing, which makes it a strong all-in-one for busy small offices and workgroups.

Print, copy, scan and fax in one device

• Print and copy at up to 42 pages per minute (Letter)
• First page and first copy out as fast as 5.9 seconds
• Color scanning to email, FTP, USB or a network computer
• 33.6 Kbps fax, less than 3 seconds per page
• Recommended monthly volume of 800 to 8,000 pages, maximum duty cycle up to 80,000 pages per month

Automatic two-sided scanning

• 50-sheet document feeder that scans both sides of a page in a single pass
• Two-sided scan speed up to 96 sides per minute in black and 42 in color (Letter)
• Single-sided scan speed up to 48 sides per minute in black and 21 in color (Letter)
• Flatbed scan area up to 8.5 x 14 inches, optical resolution up to 600 dpi
• Saves scans as PDF, TIFF or JPEG
• Built-in cloud connectors for Box, Dropbox, Google Drive and Microsoft OneDrive

2.8 inch color touch screen

The 2.8 inch (7.2 cm) touch screen controls printing, copying, faxing and scanning from one place. A front USB port lets you print from or scan to a flash drive.

Paper handling up to 900 sheets

• 250-sheet input tray plus a 100-sheet multipurpose feeder, 350 sheets standard
• Optional 550-sheet tray raises the total to 900 sheets
• 150-sheet output bin
• Integrated duplex for automatic two-sided printing, up to 18 sides per minute
• Prints on plain paper, card stock, envelopes and paper labels, up to Legal size

Gigabit Ethernet and USB connectivity

• Gigabit Ethernet (10/100/1000) for sharing on your network
• USB 2.0 (Type B) for a direct computer connection
• Apple AirPrint and Mopria for printing from phones and tablets on the same network
• Wireless is available as an option, sold separately
• Network security with 802.1x authentication, SNMPv3 and IPsec

Toner that keeps printing

The printer ships with a return program toner cartridge for up to 3,000 pages and an imaging unit rated for up to 40,000 pages. Replacement Unison toner is available in 3,000 page, 15,000 page high yield and 20,000 page extra high yield cartridges.

Compact, durable and energy efficient

At 13.3 x 16.2 x 14.4 inches and 28.2 lb, the MX431adn fits where larger copiers can't. Lexmark builds it with a steel frame and a lifetime fuser. It is ENERGY STAR certified and rated EPEAT Silver, with a 1 GHz dual-core processor and 512MB of memory.

Who this printer is for

• Busy small offices that print up to 8,000 pages a month
• Teams that scan two-sided documents such as contracts, forms and records
• Front desks and clinics that still send and receive faxes

Frequently asked questions

Does the Lexmark MX431adn scan both sides of a page automatically?

Yes. The 50-sheet document feeder scans both sides in a single pass, at up to 96 sides per minute in black.

Does it have Wi-Fi?

Not built in. It connects by Gigabit Ethernet or USB. Wireless is available as an option that is sold separately.

Can it scan in color?

Yes. It scans in color. It prints and copies in black and white.

Does it have a fax?

Yes. It has a 33.6 Kbps fax modem and sends a page in less than 3 seconds.

Can it scan to cloud storage?

Yes. Lexmark includes built-in cloud connectors for Box, Dropbox, Google Drive and Microsoft OneDrive.

What toner does it come with?

It ships with a return program toner cartridge for up to 3,000 pages. Replacement cartridges are available for 3,000, 15,000 and 20,000 pages.

What warranty does it come with?

A 1 year Lexmark advanced exchange warranty with next business day service.

See all Lexmark printers and supplies or browse all multifunction printers. Buying for your business or school? Contact our team for a quote.