Lexmark CX431adw (Multifunction)


Productivity. Reliability. Security.

Light, compact, and fast, the MS431dn supports output up to 40 pages per minute. Available Extra High Yield Unison™ toner offers up to 20,000 pages of output, while an optional 550-sheet tray supports longer print runs. A 1-GHz multi-core processor powers through big jobs and Lexmark full-spectrum security helps protect sensitive information.


Small workgroup colour versatility is easy to deploy and share with the compact, lightweight Lexmark CX431adw multifunction. It combines printing at up to 24 ppm with automatic scanning at up 90 images per minute plus copying and faxing. Take control with a 7.2 cm touch screen and connect via Wi-Fi and more.

Compact colour versatility

  • Get rich, vibrant colour output or copies at up to 24 pages per minute, plus automatic two-sided scanning at up 90 images per minute.
  • Tackle your workload with the power of a 1-GHz dualcore processor and 1 GB of memory.
  • Compact dimensions of 344.4 mm high x 411.2 mm wide x 394.1 mm deep help it fit almost anywhere.
  • Analogue fax provides additional document sending and receiving options.

Connect and command

  • Connect via dual-band Wi-Fi, Gigabit Ethernet, or USB.
  • Simplify mobile printing with the Lexmark Mobile Print app, Google Cloud Print, Mopria®, and AirPrint.
  • Take command of device settings and monitor vital system functions on a 7.2 cm colour touch screen.
  • Built-in cloud connectors let you securely save scans to and retrieve files from popular cloud services
  • Box, DropBox, Google Drive, and Microsoft OneDrive.

Sustained output, enduring quality

  • Genuine Unison™ replacement toner offers rich, vibrant colour in available Extra High Yield cartridges for more printing and less downtime.
  • Single-piece cartridge simplifies supply replacement for fewer interruptions.
  • Optional input trays increase total input capacity to 751 sheets to support longer print runs and enhanced media flexibility.
  • A steel frame and lifetime imaging components mean long life and minimal maintenance.

Robust, built-in security

  • Lexmark’s full-spectrum security architecture helps keep your information safe—in the document, on the device, over the network, and everywhere in between.

Save paper, save energy

  • Automatic two-sided printing is standard.
  • Built-in energy-saving modes help support ratings of EPEAT® Silver and ENERGY STAR® certified.
  • The Lexmark Cartridge Collection Programme (LCCP) and Lexmark Equipment Collection Programme (LECP) minimise waste and support recycling (availability varies by country).
Weight19.4 kg
Dimensions35 × 41 × 39 cm
Print Speed


Printer Type

Colour Multifunction Printer


Gigabit Ethernet (10/100/1000), 802.11ac Wireless, Front Hi-Speed USB port Compatible with USB 2.0 Specification (Type A), USB 2.0 Specification Hi-Speed Certified (Type B)

Memory (Std/Max)

1024 MB

First Page Out Time

11 seconds

Print Resolution

Black: 4800 Color Quality, 600 x 600 dpi / Colour: 600 x 600 dpi, 4800 Color Quality

Paper Tray

250 sheets

Max Document Size

A6, Oficio, 7 3/4 Envelope, 9 Envelope, JIS-B5, A4, Legal, A5, Hagaki Card, Letter, B5 Envelope, Statement, C5 Envelope, Executive, Universal, DL Envelope, Folio, 10 Envelope

Scan Speed

Up to: Black: 92 / 96 sides per minute / Colour): 40 / 42 sides per minute

Warranty & Delivery


12 months warranty included. For more details regarding our warranty please refer to our Terms and Conditions.


  • Free local pick up from our office in Coffs Harbour or Port Macquarie NSW.
  • Local delivery fee $100 (local area includes the region from Port Macquarie to Grafton NSW).
  • Delivery to areas outside the local region indicated above please enquire.

For more information please refer to our Terms and ConditionsPrivacy Policy or contact our office.