Lexmark CS431dw

Interact with Ease

Give every small workgroup colour output with the compact, lightweight Lexmark CS431dw, ready to network or share wirelessly with output of up to 24 ppm*.

    • Colour Laser
    • Duplex (2-sided) Printing: Integrated Duplex
    • Print Speed: Up to 24.7 ppm
    • Recommended Monthly Page Volume: 750 – 5000 pages



Classic connections, wireless convenience
In addition to Gigabit Ethernet and USB connectivity, dual-band Wi-Fi makes it fast and easy for mobile users to get output via the Lexmark Mobile Print app, as well as Google Cloud Print, Mopria® and AirPrint technologies. And the Lexmark Mobile Assistant app simplifies wireless configuration.

Interact with ease
A 2.8 inch colour touch screen enables convenient interaction with essential system functions and task information, whilst built-in cloud connectors let you securely access files from popular cloud services Box, DropBox, Google Drive and Microsoft OneDrive.

Save paper, save energy
Automatic two-sided printing is standard, along with built-in energy-saving modes that help to 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).

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 to keep your information safe – in the document, on the device, over the network and at all points in between.

Colour you can count on
Get rich, vibrant colour in seconds with Lexmark’s unique Unison™ toner. And easy-to-change Extra High Yield replacement cartridges give you more printing and less downtime.

Compact and durable
Compact and lightweight, the CS431dw fits almost anywhere. But its steel frame and long-life imaging components mean that it’s also built to last.


Print Speed: Up to:

  • Black: 24.7 ppm1 (A4)
  • Colour: 24.7 ppm1 (A4)
Print Resolution:
  • Black: 4800 CQ (2400 x 600 dpi)
  • Colour: 4800 CQ (2400 x 600 dpi)
Monthly Duty Cycle:
Up to: 75000 pages per month
Display: 7.2 cm LCD touch panel
Standard Ports: 802.11ac Wireless, USB 2.0 Specification Hi-Speed Certified (Type B), Ethernet 10/100/1000 BaseTX (RJ-45)
Paper Handling:

Paper Input Capacity:

  • Standard: 250+1 pages 75 gsm bond
  • Maximum: 750+1 pages 75 gsm bond

Paper Output Capacity:

  • Standard: 100 pages 75 gsm bond
  • Maximum: 100 pages 75 gsm bond

Media Types Supported:

  • Paper Labels, Card Stock, Plain Paper, Envelopes, Glossy paper, Refer to the Paper & Specialty Media Guide
Dimensions Dimension Excluding Feet (W x H x D):

  • 243.7 x 411.2 x 394.1 mm


  • 16.1 kg