Robust and reliable, Lexmark multifunction products are built to work anywhere from showroom to warehouse with few interventions. Keep going with long-life components and replacement cartridge yields up to 20,000 pages**.
Make every watt count with energy management features that reduce power consumption whether 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.
A 1 GHz dual-core processor with 1 GB of standard memory gives you the power to do a combination of faxing, printing, copying, and scanning for maximum productivity. And you can be confident that your complex file with images, charts and small print will look just the way you designed it.
The MX421ade features the fastest output in its series for exceptional performance, two-sided scanning and a 4.3-inch touch screen offering a wide selection of standard solutions to enhance ease of use, customization and efficiency.
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.
All information provided is subject to change without notice. Lexmark is not liable for any errors or omissions.
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.
* Print and copy speeds measured in accordance with ISO/IEC 24734 and ISO/IEC 24735 respectively (ESAT). For more information, see: www.lexmark.com/ISOspeeds. ** Average standard page yield value declared in accordance with ISO/IEC 19752. *** Award based on North America and/or Western Europe data ****Actual Yield may vary based on other factors such as device speed, paper size and feed orientation, toner coverage, tray source, percentage of black-only printing and average print job complexity.
*Average Continuous Cartridge Yield in one-sided (simplex) mode 3,000 standard pages. Declared yield value in accordance with ISO/IEC 19752.
Ethernet, USB or parallel cable not included.
Box contents may vary by country and/or reseller. Subject to change without notice.
|Media Sizes Supported|
|Included Paper Handling|
|Size (mm - H x W x D)|
|Packaged Size (mm - H x W x D)|
|Packaged Weight, kg|
|Copy Speed Duplex|
|Time to First Copy|
|Reduce / Enlarge Range|
|Fax Transmission Speed|
|Fax Receive Resolution|
|Print Speed Duplex|
|Time to First Page|
|Scanner Type / ADF Scan|
|A4/Ltr Simplex Scan Speed / Scan Speed (A4/Ltr|
|A4/Ltr Duplex Scan Speed / Duplex Scan Speed (A4/Ltr|
|Optical Scanning Resolution|
|Scan File Formats|
|ADF Paper Input Capacity / ADF Paper Output Capacity|
|Media Types Supported|
|Number of Paper Inputs|
|Paper Input Capacity|
|Paper Output Capacity|
|Paper Weight Range Supported|
|Optional Paper Handling|
|Recommended Monthly Page Volume|
|Maximum Monthly Duty Cycle|
|Laser Cartridge Yields|
|Imaging Unit Estimated Yield|
|Cartridge(s) Shipping with Product|
|Fonts and Symbol Sets|
|Touch Screen Display|
|Network Protocol Support|
|Network Printing Methods|
|Network Management Protocols|
|Optional Network Ports|
|Microsoft Windows Operating Systems Supported|
|Apple Operating Systems Supported|
|Linux Operating Systems Supported|
|Novell Operating Systems Supported|
|UNIX Operating Systems Supported|
|ENERGY STAR Typical Electricity Consumption|
|Duplex Print Noise Level|
|Specified Operating Environment|
|Country of Origin|
1Print and copy speeds measured in accordance with ISO/IEC 24734 and ISO/IEC 24735 respectively (ESAT). For more information see: www.lexmark.com/ISOspeeds.
2"Recommended Monthly Page Volume" is a range of pages that helps customers evaluate Lexmark’s product offerings based on the average number of pages customers plan to print on the device each month. Lexmark recommends that the number of pages per month be within the stated range for optimum device performance, based on factors including: supplies replacement intervals, paper loading intervals, speed, and typical customer usage.
3"Maximum Monthly Duty Cycle" is defined as the maximum number of pages a device could deliver in a month using a multishift operation. This metric provides a comparison of robustness in relation to other Lexmark printers and MFPs.
4Average standard page yield value declared in accordance with ISO/IEC 19752.
5Actual Yield may vary based on other factors such as device speed, paper size and feed orientation, toner coverage, tray source, percentage of black-only printing and average print job complexity.
7This product includes software developed by the OpenSSL Project for use in the OpenSSL Toolkit. (http://www.openssl.org/)
|Name||Part no.||Page Yield *|
*Average standard page yield value declared in accordance with ISO/IEC 19752.