Type | Monochrome Laser Multifunction Printer |
Model | MS431adn |
Functionality | Print, Copy, Scan, Fax |
Form Factor | Desktop |
Print Technology | Laser |
Print Speed (Letter, Black) | Up to 42 ppm |
First Page Out (Black, Letter) | As fast as 5.9 seconds |
Processor Speed | 1 GHz |
Memory (Standard) | 512 MB |
Maximum Monthly Duty Cycle | 80,000 pages |
Recommended Monthly Page Volume | 800 - 8000 pages |
Power Requirements | AC 120V ±10%, 50/60Hz |
Power Consumption (Operating) | 540 Watts |
Power Consumption (Sleep Mode) | 3.2 Watts |
Power Consumption (Ready) | 70 Watts |
Weight | 34.1 lbs (15.5 kg) |
Lexmark MX431adn TAA MFP with FAA Tag - DOT/FAA Only





Key Benefits

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- Meets federal procurement requirements with full TAA compliance and U.S. manufacturing origin
- FAA asset tag makes it ready for deployment in DOT/FAA environments with no additional configuration
- High-speed printing and reliable duty cycle optimize office productivity while controlling long-term resource costs
Product Overview
SPECIAL ORDER MX431adn TAA with FAA asset tag - End User DOT/FAA Only - 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
Product Overview
Wireless Features
Wireless Capability | Optional |
Optional Wireless Module | Lexmark 802.11 b/g/n Wireless Print Server |
Compliance & Origin
Country of Origin | UNITED STATES |
TAA Compliance | Yes |
EPEAT Registered | Silver |
ENERGY STAR Certified | Yes |
Blue Angel Certified | Yes |
RoHS Compliant | Yes |
Advanced Security Features
Secure Print | Yes |
Network Security | 802.1x, SNMPv3, IPsec, and TLS |
Hard Disk Encryption | Not applicable (no hard disk) |
Access Control | User and function access restrictions via PIN or LDAP |
Firmware Integrity | Digitally signed firmware updates |
Interfaces
Standard Interfaces | Gigabit Ethernet, USB 2.0, Front USB Port |
USB Ports | 2 (1 high-speed USB Type-B, 1 USB Type-A front port) |
Ethernet | 10/100/1000Base-T Ethernet |
Physical & Environmental
Dimensions (WxDxH) | 16.9 x 15.5 x 13.3 in (429 x 394 x 339 mm) |
Operating Temperature Range | 10 to 32°C (50 to 90°F) |
Storage Temperature Range | -40 to 43.3°C (-40 to 110°F) |
Operating Humidity Range | 8% to 80% RH (non-condensing) |
Cloud Management & Licensing
Cloud Print Capabilities | Compatible with Lexmark Cloud Print Management |
Management Interface | Embedded Web Server, Lexmark Printer Management Software |
Licensing | 1-Year Advanced Exchange, Next Business Day |