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Lexmark MS421dn A4 Mono Laser Printer

36S0208  

Lexmark MS421dn A4 Mono Laser Printer

Business Price £195.65
ex VAT @ 20%
£234.78
inc VAT
  • Key Features
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  • Overview
  • Detailed Spec
  • Cartridges & Accessories
  • Questions & Answers
  • Reviews
  • Toner Cartridge Costs
    1.5p per mono page
  • Automatic Double Sided Printing
  • Up to 1200 x 1200 dpi Print
  • USB & Network
  • As Fast as 6.25 Seconds First page
  • Up to 40ppm Mono Print
  • PCL 5e Emulation, PCL 6 Emulation, Microsoft XPS (XML Paper Specification), Personal Printer Data Stream (PPDS), PostScript 3 Emulation, PDF 1.7 emulation, Direct Image, AirPrint™
  • 100 Sheet Multipurpose Feeder
  • 250 Sheet Input Tray
  • 1GHz Processor
  • 512MB RAM
  • Windows & Mac Compatible
  • 2-Line Monochrome OLED Display
  • AirPrint
  • Mopria Certified
  • Google Cloud Print
ModelDouble Sided PrintingConnectivitySpeedMemoryPrice ex Vat
Lexmark MS421dnAutomaticUSB & Network40ppm512MB£195.65View
Lexmark MS421dwAutomaticUSB, Network & Wireless40ppm512MB£206.11View
Lexmark MS421dn in More Detail

If you're looking for a new printer that is dependable for a professional or personal environment at an affordable cost, then this Lexmark model is ideal.


It can be used in the office or at home, and ideal for day-to-day work and important documents.

Quick Printing

This printer is quick, printing at up to 40ppm with mono print and taking a maximum of six seconds to print the first page. Plus with automatic double-sided printing, you can save money and paper with every print. The printer is installed with a 1GHz Processor and 512MB RAM too. It's fast and reliable to print on a daily basis while still being affordable.

Budget Friendly

This model is dedicated to keeping within your budget and being durable. There are multiple energy-saving features, including lower fusing temperatures. This means lower bills for you and less electricity being used. Lexmark is dedicated to making components durable, so maintenance costs are lower than other brands.


Different paper sizes can be used to print on, from A6 to legal and even envelopes for your design needs. Whether you need to print a sales pitch or new branding, this printer can support your goals. Plus the 250 sheet input tray means you don't have to worry about constantly changing paper!

High Quality Prints

Some laser printers can make text and images look blurry and difficult to read. But this model has an innovative font outlining technology that makes even the smallest grey text crisp and clear to read, keeping your work and brand looking professional.

Print From Wherever You Need!

The printer comes with USB and network connections, so you can print from multiple sources, without worrying about tangled cables!


Plus with AirPrint, you can continue to print wirelessly from your Apple device. Plus, there's no need to install additional drivers or new configurations. Just press print from your iPhone, iPad or Mac!



What's in the box?
  • Lexmark MS421dn
  • Starter Return Programme Toner Cartridge (3000 Pages)
  • Return Programme Imaging Unit (60000 Pages)
  • Power Cord
  • Software and Documentation CD
  • Setup Guide
  • Stability and Safety Sheet
  • Statement of Limited Warranty
  • Lexmark Cartridge Collection Programme Information
View Brochure
Double Sided Printing Unit (Duplex) Yes
Double Sided Printing Automatic Double Sided Printing
Printer Resolution Up to 1200 x 1200 dpi Print
First Page As Fast as 6.25 Seconds First page
Product Group Output A4
Speed Monochrome Up to 40ppm Mono Print
Speed Monochrome (Duplex) Up to 20ppm Mono Print
Interface Type(s) USB & Network
LCD Screen 2-Line Monochrome OLED Display
Airprint Compatible Yes
Processor 1GHz Processor
Memory (Maximum) 512MB RAM
Operating Systems Supported Windows & Mac Compatible
Paper Handling Input 1 100 Sheet Multipurpose Feeder
Paper Handling Input 2 250 Sheet Input Tray
Maximum Paper Weight 216gsm
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
Media Types Supported Paper Labels, Card Stock, Plain Paper, Transparencies, Envelopes, Refer to the Card Stock & Label Guide.
Minimum Paper Weight 60gsm
Paper Handling Output 150 Sheet Ouput Bin
Barcode 0734646659062
Monthly Duty Cycle 100,000 Pages/Month
Recommended Max Print Volume 1,000 - 10,000 Pages/Month
Mono or Colour Printer Mono
Technology Laser Printer
Dimensions 399mm(W) x 374mm(D) x 260mm(H) - 14kg
Product Type A4 Laser Printer
Carton Dimensions 430mm(W) x 470mm(D) x 376mm(H) - 15.8kg
Printer Languages PCL 5e Emulation, PCL 6 Emulation, Microsoft XPS (XML Paper Specification), Personal Printer Data Stream (PPDS), PostScript 3 Emulation, PDF 1.7 emulation, Direct Image, AirPrint™
Network Security IPSec, SNMPv3, 802.1x Authentication: MD5, MSCHAPv2, LEAP, PEAP, TLS, TTLS
In The Box Lexmark MS421dn, Starter Return Programme Toner Cartridge (3000 Pages), Return Programme Imaging Unit (60000 Pages), Power Cord, Software and Documentation CD, Setup Guide, Stability and Safety Sheet, Statement of Limited Warranty, Lexmark Cartridge Collection Programme Information
Black 3000 Pages

**Page yields are declared by the manufacturer in accordance with ISO/IEC standards or occasionally estimated based on 5% per page coverage. Yields will vary greatly depending on image, area coverage, print mode and environmental conditions.

Lexmark MS421dn Consumables

DescriptionProduct CodePrice
Genuine Lexmark Black Return Program Toner Cartridge (6,000 Pages)
56F2000

£129.75 ex VAT @ 20%

£155.70 inc vat

Buy
99+ In Stock
Genuine Lexmark Black High Yield Return Program Toner Cartridge (15,000 Pages)
56F2H00

£272.34 ex VAT @ 20%

£326.81 inc vat

Buy
48 In Stock
Genuine Lexmark Black Extra High Yield Return Program Toner Cartridge (20,000 Pages)
56F2X00

£301.78 ex VAT @ 20%

£362.14 inc vat

Buy
60 In Stock
Genuine Lexmark Black Return Program Imaging Unit (60,000 Pages)
56F0Z00

£32.15 ex VAT @ 20%

£38.58 inc vat

Buy
99+ In Stock

**Page yields are declared by the manufacturer in accordance with ISO/IEC standards or occasionally estimated based on 5% per page coverage. Yields will vary greatly depending on image, area coverage, print mode and environmental conditions.

Lexmark MS421dn Accessories

DescriptionProduct CodePrice
Lexmark 250 Sheet Tray
36S2910

£95.99 ex VAT @ 20%

£115.19 inc vat

Buy
3 In Stock
Lexmark 550 Sheet Tray
36S3110

£127.99 ex VAT @ 20%

£153.59 inc vat

Buy
2 In Stock
Lexmark 550 Sheet Lockable Tray
36S3120

£157.99 ex VAT @ 20%

£189.59 inc vat

Buy
34 In Stock
Lexmark Surge Protective Device, 220-240V
SPD0002

£29.00 ex VAT @ 20%

£34.80 inc vat

Buy
Lexmark 256MB User Flash Memory
57X9101

£39.35 ex VAT @ 20%

£47.22 inc vat

Buy
Lexmark 256MB Flash Memory Card
57X9801

£59.00 ex VAT @ 20%

£70.80 inc vat

Buy
Lexmark Adjustable Stand
35S8502

£194.71 ex VAT @ 20%

£233.65 inc vat

Buy
Lexmark Card for PRESCRIBE Emulation
40C9202

£230.00 ex VAT @ 20%

£276.00 inc vat

Buy
Lexmark Forms and Bar Code Card
40C9200

£256.77 ex VAT @ 20%

£308.12 inc vat

Buy
Lexmark Card for IPDS
40C9201

£424.62 ex VAT @ 20%

£509.54 inc vat

Buy
4 In Stock

Lexmark MS421dn Cables

DescriptionProduct CodePrice
USB 2.0 Cable (1.8 Metre)
usbcable

£4.95 ex VAT @ 20%

£5.94 inc vat

Buy
99+ In Stock
USB 2.0 Cable (3 metre)
usbcable3m

£6.95 ex VAT @ 20%

£8.34 inc vat

Buy
99+ In Stock
Standard Ethernet Cable (3 Metre)
networkcable

£9.95 ex VAT @ 20%

£11.94 inc vat

Buy
99+ In Stock
USB 2.0 Cable (5 Metre)
usbcable5m

£9.95 ex VAT @ 20%

£11.94 inc vat

Buy
99+ In Stock
Standard Ethernet Cable (5 Metre)
networkcable5m

£12.95 ex VAT @ 20%

£15.54 inc vat

Buy
99+ In Stock
Standard Ethernet Cable (10 Metre)
networkcable10m

£14.95 ex VAT @ 20%

£17.94 inc vat

Buy
99+ In Stock

Customer Question & Answers

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0800 840 1992

Price applicable to business customers and those eligible to recover VAT.

VAT is payable at a rate of 20%

This calculation is based on current pricing which is subject to change over time and excludes the cost of additional long life components such as drums, fusers or other maintenance items.

*Page yields are declared by the manufacturer in accordance with ISO/IEC standards or occasionally estimated based on 5% coverage. Yield will vary greatly depending on image, area coverage, print mode and environmental conditions.

*Page yields are declared by the manufacturer in accordance with ISO/IEC standards or occasionally estimated based on 5% per page coverage. Yields will vary greatly depending on image, area coverage, print mode and environmental conditions.