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SKU : 50M0020

Brand : Lexmark

Color Laser Printer

Duplex (2-sided) Printing: Integrated Duplex

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With exceptional performance and secure design, the CS531dw printer delivers enhanced productivity, up to 35 pages per minute and toner yields up to 15,800 pages mono, and up to 8,800 pages color. Fast time to first print, superior print quality and easy-to-use touch screen.

Ongoing professional product support

From easy installation through a lifetime of high volumes of pages, you’ll find our devices easy to use and intuitive. From instructional and on-product support videos to simple color-coded guidance for maintenance tasks like changing toner, make our device experience world-class. For our managed print customers, we offer a step beyond with predictive analytics for fleet diagnostics that can help Lexmark detect and prevent potential problems before they happen.


These IoT-ready devices can be remotely managed, including setup, configuration, consumables management, and diagnostics. Wireless capability gives freedom of access and remote firmware updates make it easy to upgrade to the latest security features. Our mobile printing app makes it easier to monitor and manage your print jobs from remote locations, all from the touch of your phone.

Intelligent Design

Every touch point is designed to withstand high usage while meeting accessibility standards. Steel frames support the device and provide durability to help ensure consistent long-term performance. Products are designed for long service life with long-life components and are easily serviced with few tools.


With certifications in Energy Star®, Blue Angel, RoHS, EPEAT® Silver. Models are sustainable for today and beyond. Lexmark is an industry leader of recycled content with products using at least 35% PCR content and continual focus on improvement. This line is also engineered for Long Life and designed to last and reduce waste.

Proprietary technology

We own core technology across hardware, firmware, services, and solutions, creating seamless connections designed to reduce the risk of security gaps between your document, your device and your network. Our expertise is our customer’s benefit.

Secure by design

Lexmark expertise helps customers protect their data, their device and their network. Our security ecosystem is designed to overcome the most complex data challenges. And now we’ve added the Trusted Platform Module (TPM), which includes on-board authentication, system integrity checks, and cryptographic capabilities to create a unique digital system fingerprint. TPM meets stringent industry and US government security standards including Common Criteria and Federal Information Processing Standard (FIPS).

Additional information

Print Technology

Color Laser Printer


Analog Fax, Color Copying, Color Printing, Color Scanning, Trusted Platform Module (TPM)1

Workgroup Size

Medium Workgroup


Lexmark e-Task 4.3-inch color touch screen

Media Sizes Supported

A6, Oficio, 7 3/4 Envelope, 9 Envelope, JIS-B5, A4, Legal, A5, Hagaki Card, Letter, B5 Envelope, Statement, C5 Envelope, Executive, Universal, DL Envelope, Folio, 10 Envelope

Included Paper Handling

200-Sheet Output Bin, Integrated Duplex, Single sheet multipurpose feeder, 250-Sheet Tray

Standard Ports

Gigabit Ethernet (10/100/1000), MarkNet N8370 802.11 a/b/g/n/ac, Front USB 2.0 Specification Hi-Speed Certified port (Type A), Rear USB 2.0 Specification Hi-Speed Certified Port (Type A), USB 2.0 Specification Hi-Speed Certified (Type B)

Size (in. - H x W x D)

19.3 x 18.9 x 18.7 in.

Weight (lb.)

59.5 lb.

Packaged Size (in. - H x W x D)

23.6 x 25 x 22.6 in

Packaged Weight (lb.)

71 lb.

Copy Speed

Up to: Black: 35 cpm2 (Letter), Color: 35 cpm2 (Letter)

Copy Speed Duplex

Up to: Black: 17.5 spm2 (Letter), Color: 17.5 spm2 (Letter)

Time to First Copy

As fast as: Black: 7.637 seconds, Color: 7.684 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: 35 ppm2 (Letter), Color: 35 ppm2 (Letter)

Print Speed Duplex

Up to: Black: 17.5 spm2 (Letter), Color: 17.5 spm2 (Letter)

Time to First Page

As fast as: Black: 7.2 seconds, Color: 7.5 seconds

Print Resolution

Black: 1200 x 1200 dpi, 4800 Color Quality, Color: 4800 Color Quality, 1200 x 1200 dpi


Integrated Duplex

Printable Area

0.17 inches of the top, bottom, right and left edges (within)

ADF Scan

DADF (single pass Duplex)

A4/Ltr Simplex Scan Speed

Up to: Black: 49 / 52 sides per minute, Color: 34 / 36 sides per minute

A4/Ltr Duplex Scan Speed

Up to: Black: 98 / 104 sides per minute, Color: 68 / 72 sides per minute

Scan Technology


Optical Scanning Resolution

600 X 600 dpi

Scan File Formats

Send as:
TIFF, Searchable PDF (optional OCR and ISD or hard drive required), BMP, JPEG, JPG

Scan Destinations

e-mail, Lexmark Document Solutions Suite (LDSS), USB or Network connected computer, USB Flash drive, FTP


100-Sheet Automatic Document Feeder

ADF Paper Input Capacity / ADF Paper Output Capacity

Up to: 100 pages 20 lb or 75 gsm bond, Up to: 100 pages 20 lb or 75 gsm bond

Media Types Supported

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

Number of Paper Inputs

Standard: 2, Maximum: 6

Paper Input Capacity

Standard: 251 pages 20 lb or 75 gsm bond, Maximum: 2001 pages 20 lb or 75 gsm bond
251 pages 20 lb or 75 gsm bond

Paper Output Capacity

Up to:
Standard: 200 pages 20 lb or 75 gsm bond, Maximum: 200 pages 20 lb or 75 gsm bond

Paper Weight Range Supported

16 – 80 lb. (Standard Tray), 16 – 97 lb. (Multipurpose Feeder)

Optional Paper Handling

650-Sheet Duo Tray, 550-Sheet Tray

Maximum Monthly Duty Cycle

Up to: 100,000 pages per month

Laser Cartridge Yields

up to:
15,800-page Black Cartridge
8,800-page Color (CMY) Cartridges

Cartridge(s) Shipping with Product

3,000-page Black Return Program Toner Cartridge, 2,000-page Color (CMY) Return Program Toner Cartridges

Replacement Cartridges

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

Processor Speed

Quad Core, 1.2 GHz


Standard: 2048 MB, Maximum: 2048 MB

Hard Disk

Intelligent Storage Drive available; Magnetic Hard Disk available

Printer Languages

PCL 5, PCL 6 Emulation, Personal Printer Data Stream (PPDS), PostScript 3 Emulation, PDF 1.7 emulation, Direct Image

Fonts and Symbol Sets

OCR-A, OCR-B scalable PCL 5e fonts, 2 PCL 6 bitmap fonts, 163 scalable PostScript fonts, 94 scalable PCL 6 fonts, 5 PPDS bitmap fonts, 39 scalable PPDS fonts

Touch Screen Display


Network Protocol Support


Network Security

SSL Cipher Configuration, Certificate Management, TCP Restricted Server List, IPSEC Support (IPv4/IPv6), TCP/UDP Port Access Control, Security Port Lockdown


See Statement of Limited Warranty:
1-Year Onsite Service, Next Business Day

In the box

Up to 3,000 -page black toner cartridge.
Lexmark CS531dw color laser printer.
Power Cord(s) – Country Dependent
Wordless Setup Sheet (Network and Local Attachment)
Up to 2,000 – page cyan, magenta, yellow toner cartridges.
Up to 150,000 pages black and color return program imaging kit.
Safety Stability Sheet
Warranty Information (Country Dependent)
QR Code Setup Sheet
Safety Information Sheet