Model | Lexmark MX431adn |
Printer Type | Laser Printer |
Functions | Copying; Colour Scanning; Printing; Network Scanning; Faxing |
Printer Technology | Laser |
Printer Color Type | Monochrome |
Printer Interface | USB |
Printer Speed | Up to: Black: 40 ppm (A4); Black: 42 ppm (Letter) |
First Page Out | As fast as: Black: 5.9 seconds |
Print Max Resolution ( B&W ) | 600 dpi x 600 dpi |
Duplex Printout | Duplex |
Printer Language Simulation | PCL 5e Emulation |
Printer Language Simulation | Direct Image |
Printer Language Simulation | PCL 5c Emulation |
Printer Language Simulation | PostScript 3 emulation |
Printer Language Simulation | PCL 6 emulation |
Duty Cycle | Up to 80000 pages per month |
Recommended Monthly Volume | 800 - 8000 pages |
AirPrint Enabled | YES |
Printer Fonts Included | 2 PCL bitmap fonts, For more information, refer to the Technical Reference., 89 scalable PostScript fonts, 3 of 9 scalable PCL 5e fonts in Narrow, Regular and Wide, 89 scalable PCL fonts |
Connection Availability | Direct USB |
Display Diagonal Size | 2.8 Inch |
Touch Screen | Yes |
Printer Processor Type | Dual Core |
Processor / Clock Speed | 1 GHz |
RAM / Total Installed Size | 512 MB |
RAM / Max Supported Size | 512 MB |
Printer / Media Type | Paper Labels, Card Stock, Plain Paper, Envelopes, Refer to the Paper & Specialty Media Guide |
Printer / Media Size (Standard) | A6, Oficio, 7 3/4 Envelope, 9 Envelope, JIS-B5, A4, Legal, A5, Letter, Statement, Executive, Universal, DL Envelope, Folio, 10 Envelope |
Printer / Media Weight | Paper Weight Range Supported gsm: |
Printer / Input Capacities | Standard: 350 pages 20 lb or 75 gsm bond |
Printer / Maximum Input Capacities | Maximum: 900 pages 20 lb or 75 gsm bond |
Printer / Output Capacities | Standard: 150 pages 20 lb or 75 gsm bond |
Printer / Maximum Output Capacities | Maximum: 150 pages 20 lb or 75 gsm bond |
Printer / Document Feeder Capacity | 100-Sheet Multipurpose Feeder |
Supported Envelope Sizes | 7 3/4 Envelope, 9 Envelope, DL Envelope, 10 Envelope |
Copying Speed (B&W) | Copy Speed |
Up to | |
Black | 39 cpm (A4) |
Black | 42 cpm (Letter) |
Up to | |
Black | 18 spm (Letter) |
Black | 18 spm (A4) |
First Copy Out Time | as fast as: |
Black | 5.9 seconds S |
Max Document Enlargement | Reduce / Enlarge Range |
Max Document Reduction | Reduce / Enlarge Range |
Fax Transmission Speed (sec per page) | 3 S |
Fax Transmission Speed (Max) | 33.6 Kbps |
Scanner Type | Flatbed Scanner |
Scan Technology | CIS |
Scan Area | 216 x 356 mm (Maximum) |
Optical Resolution | 600 x 600 Dpi |
System Requirement | Windows 10, Windows 8.1, Windows 8, Windows 8 x64, Windows 7 x64, Windows 8.1 x64, Windows 7 |
Power / Device Type | Power Supply |
Power Consumption Operational | 580 KW |
Power Consumption Sleep-Mode | 0.9W |
Interfaces & Connections | Gigabit Ethernet (10/100/1000), USB Compatible with USB 2.0 Specification (Type B) |
Width | 339 Mm |
Depth | 411 Mm |
Height | 366 Mm |
Service & Support Type | 3 year Adv Exchange |
Features | 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 safein the document, on the device, over the network, and at all points in between. |
Min Operating Temperature | 10 Degree Celsius |
Max Operating Temperature | 32 Degree Celsius |
Humidity Range Operating | 8 to 80% Relative Humidity |
Energy Star Compliant | Y |
COO | MEXICO |
TAA compliance | Yes |
Lexmark MX431adn Monochrome MFP, 42 ppm, Duplex, TAA Compliant





Key Benefits

Eye-Insights™ by Eye-In Technologies
AI-Powered Summaries from Online Customer Reviews
AI-Powered Summaries from Online Customer Reviews
Eye-Insights™ are generated by proprietary AI that analyzes real online customer reviews to highlight top pros and key product features. While we aim for accuracy, insights are provided “as-is” and individual results may vary.
- • Achieve exceptional productivity with fast 42 ppm print speed and duplex printing for high-volume workflows
- • Minimize data risks in secure environments with built-in enterprise-class security and TAA compliance
- • Reduce operational interruptions with expandable paper capacity and a robust 1–3 year support plan
Product Overview
Lexmark MX431adn - Monochrome Laser - Duplex (2-sided) Printing: Integrated Duplex - Print Speed: Up to 42 ppm - Recommended Monthly Page Volume: 800 - 8000 pages - 1-Year Advanced Exchange, Next Business DaySpecifications