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All stock codes associated to this product
29S0534, LXPMX431ADW, LM29S0534, 734646696548

Lexmark MX431adw Printer



  • Black & White Laser Printer
  • Duplex (2-sided) Printing: Integrated Duplex
  • Print Speed: Up to 40 ppm
  • Recommended Monthly Page Volume: 800 - 8000 pages

Get output up to 42 [40] pages per minute*, plus double-side automatic scanning, copying, faxing, touch-screen convenience and Wi-Fi, all in the compact Lexmark MX431adw.


General Specs

Part no.


Print Technology

Black & White Laser Printer



Color Scanning


Network Scanning


Workgroup Size

Small Workgroup


7.2 cm LCD touch panel

Media Sizes Supported

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

Included Paper Handling

100-Sheet Multipurpose Feeder, Integrated Duplex, 150-Sheet Output Bin, 250-Sheet Input

Standard Ports

USB Compatible with USB 2.0 Specification (Type B), Ethernet 10/100BaseTX (RJ-45)

Size (mm - H x W x D)

339 x 411 x 366 mm


12.8 kg

Packaged Size (mm - H x W x D)

385 x 420 x 465 mm

Packaged Weight, kg

14.7 kg


Copy Speed

Up to:

Black: 39 cpm1 (A4)

Copy Speed Duplex

Up to:

Black: 18 spm1 (A4)

Time to First Copy

as fast as:

Black: 5.9 seconds

Reduce / Enlarge Range

25 - 400 %


Modem Speed

ITU T.30, V.34 Half-Duplex, 33.6 Kbps

Fax Transmission Speed

< 3 seconds per page


Print Speed

Up to:

Black: 40 ppm1 (A4)

Print Speed Duplex

Up to:

Black: 18 spm1 (A4)

Time to First Page

As fast as:

Black: 5.9 seconds

Print Resolution

Black: 2400 IQ (2400 x 600 dpi), 600 x 600 dpi



Integrated Duplex

Printable Area

metric: 5.0 mm of the top, bottom, right and left edges (within)


Scanner Type / ADF Scan

Flatbed scanner with ADF

DADF (single pass Duplex)

Scan Area


216 x 356 mm (Maximum)

A4/Ltr Simplex Scan Speed / Scan Speed (A4/Ltr

Up to:

Black: 46 / 48 sides per minute

Colour): 20 / 21 sides per minute

A4/Ltr Duplex Scan Speed / Duplex Scan Speed (A4/Ltr

Up to:

Black: 92 / 96 sides per minute

Colour): 40 / 42 sides per minute

Scan Technology


Optical Scanning Resolution

up to 600 X 600 ppi (color)

Scan File Formats

Send as:


Scan Destinations

e-mail, USB or Network connected computer, FTP


50-Sheet Automatic Document Feeder

ADF Paper Input Capacity / ADF Paper Output Capacity

Up to: 50 pages 75 gsm bond

Up to: 50 pages 75 gsm bond

Paper Handling

Media Types Supported

Paper Labels, Card Stock, Plain Paper, Envelopes, Refer to the Paper & Specialty Media Guide

Finishing Option


Number of Paper Inputs

Standard: 2

Maximum: 3

Paper Input Capacity

Standard: 350 pages 75 gsm bond

Maximum: 900 pages 75 gsm bond

350 pages 75 gsm bond

Paper Output Capacity

Up to:

Standard: 150 pages 75 gsm bond

Maximum: 150 pages 75 gsm bond

Paper Weight Range Supported


60 - 120 gsm (Standard Tray)

60 - 217 gsm (Multipurpose Feeder)

Optional Paper Handling

550-Sheet Lockable Tray, 550-Sheet Tray

Recommended Monthly Page Volume

800 - 8000 pages2

Maximum Monthly Duty Cycle

Up to:

80000 pages per month3

Cartridges & Imaging

Laser Cartridge Yields

up to:

3,0004-page Cartridge

15,0004-page High Yield Cartridge

20,0004-page Black Extra High Yield Cartridge

Imaging Unit Estimated Yield

Up to:

40000 pages, based on 3 average letter/A4-size pages per print job and ~ 5% coverage5

Cartridge(s) Shipping with Product

3,0004-page Black Return Program Toner Cartridge

Replacement Cartridges:

Product functions only with replacement cartridges designed for use in a specific geographical region. See for more details.


Processor Speed

Dual Core, 1.0 GHz


Standard: 512 MB

Maximum: 512 MB

Hard Disk

Not Available

Printer Languages


PCL 5c Emulation, PCL 5e Emulation, PCL 6 Emulation, PostScript 3 Emulation, Direct Image

Fonts and Symbol Sets

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

Touch Screen Display



Direct USB


Ethernet Network




Network Protocol Support

TCP/IP IPv6, IPSEC w/ IPv4, IPSEC w/ IPv6, TCP/IP IPv4, ICMP, TCP, IGMP, UDP, 802.1x

Network Printing Methods

LPR/LPD, Microsoft Web Services WSD, FTP, TFTP, Enhanced IP (Port 9400), IPP 1.0, 1.1, 2.0 (Internet Printing Protocol)

Network Management Protocols


Network Security

SNMPv3, 802.1x Authentication: MD5, MSCHAPv2, LEAP, PEAP, TLS, TTLS

Supported Operating Systems

Microsoft Windows Operating Systems Supported

Windows 10, Windows 8.1, Windows 8, Windows 8 x64, Windows 7 x64, Windows 8.1 x64, Windows 7

Apple Operating Systems Supported

Support is provided through AirPrint and AirScan only

Linux Operating Systems Supported

SUSE Linux Enterprise Server 12 SP4, SUSE Linux Enterprise Server 12 SP3, openSUSE Linux 15, SUSE Linux Enterprise Server 15, Debian 9.4, 9.5, 9.6, Debian GNU/Linux 8.11, Ubuntu 16.04, 18.04 LTS, openSUSE Linux 42.3, Red Hat Enterprise Linux WS 6.10, 7.5, 7.6, Fedora 27, 28, 29

Citrix MetaFrame

Microsoft Windows 2000 Server running Terminal Services with Citrix MetaFrame XP Presentation Server or Citrix MetaFrame Presentation Server 3.0., Microsoft Windows Server 2012 with Citrix XenApp 6.0, 6.5, Microsoft Windows 2000 Server running Terminal Services with Citrix MetaFrame Presentation Server 4.0, Microsoft Windows Server 2008 R2 with Citrix XenApp 6.0, 6.5, Microsoft Windows Server 2008 and 2008 X64 Edition with Citrix XenApp 5.0

Novell Operating Systems Supported

Novell Open Enterprise Server 2 (SP3) on SuSE Linux Enterprise Server 10 SP4 (x86 and x64) 3, Novell Open Enterprise Server 11 (SP3) on SuSE Linux Enterprise Server 11 SP4 (x86 and x64), Novell NetWare 6.5 Open Enterprise Server, Novell Open Enterprise Server 15 (SP1) on SuSE Linux Enterprise Server 11 SP4 (x86 and x64), Novell Open Enterprise Server 11 (SP3) on SuSE Linux Enterprise Server 12 SP1 (x86 and x64)

Electrical & Operation



ENERGY STAR Typical Electricity Consumption


0.54 kilowatt-hours per week

Noise Level


14 dBA (Idle)

53 dBA (Print)

59 dBA (Copy)

58 dBA (Scan)

Duplex Print Noise Level


50 dBA

Average Power

0.1 watts (Hibernate Mode)

1.1 watts (Sleep Mode)

580 watts (Printing)

Specified Operating Environment

Humidity: 8 to 80% Relative Humidity

Temperature: 10 to 32C (50 to 90F)

Altitude: 0 - 2896 metres

Product Certifications

ENERGY STAR, ICES-003 Class B, BSMI Class B, US FDA, UL 60950-1, FCC Class B, cUL CAN/CSA-C22.2 60950-1, NOM, CB EN/IEC 60950-1, CB EN/IEC 60825-1, CE DoC (EN 62301 Class B, EN 62311, CE EN/IEC 60950-1, CE EN/IEC 60825-1, EN 61000-3, EN 55022 Class B, EuP, EN 55024, UL), EFTA (CE), KCC, CCC, CECP, CEL, C-tick DoC, UL-AR, KC mark, UL GS mark, EC 1275, MET-I, ISO 532B, ECMA-370, TED, GOST-R, SII, TER, DE-UZ 205, Wi-Fi CERTIFIED?, China Green Product (CGP)



Country of Origin

US/Canada/LV LAD - Mexico, LA HV, AP & EMEA - PRC

License/Agreement Terms

Printers are sold subject to certain license/agreement conditions. See for details.


Product Warranty

1-Year Advanced Exchange, Next Business Day


No additional files, specification sheets, guides or documentation found for product.

Warranty: 12 Month Return To Base

Full manufacturers warranty details are available at the manufacturers (Lexmark) web site.

Unless otherwise specified Techbuy is normally your first point of contact for warranty related returns, further information regarding our warranty policies and consumer guarantees is available on our policies and service & support pages.

To apply for return of a product just go to our returns page.

These terms are in addition to and do not affect any terms, conditions, guarantees and warranties implied by law.

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