HP Laserjet Pro 400 M451dn A4 Colour Laser Printer


Free 3 Year Warranty

  • Up to 20ppm Colour Print
  • Up to 20ppm Mono Print
  • USB & Network
  • Yes Double Sided Printing
  • 600 x 600 dpi Print
  • HP PCL 5c, HP PCL 6, HP Postscript Level 3 emulation
  • 250 Sheet Input Tray
  • 50 Sheet Multi-Purpose Tray
  • 600MHz Processor
  • 128MB RAM
  • Windows & Mac Compatible
Google Cloud Print Free Print Management Software
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  • Detailed  Specification
  • Cartridges & Accessories
  • Detailed  Specification
  • Cartridges & Accessories
  • Questions & Answers

Detailed Specification


Speed Colour Up to 20ppm Colour Print
Speed Monochrome Up to 20ppm Mono Print
Product Group Output A4
Double Sided Printing Yes Double Sided Printing
Printer Resolution 600 x 600 dpi Print


Interface Type(s) USB & Network
Control Buttons 2-line, 16-character backlit LCD display; 5 buttons (Cancel job, Left arrow, Right arrow, Select, Back); 2 LED lights (Attention, Ready)
Network Ready Yes
USB Port Yes
USB Ports 1 x USB 2.0

System Specification

Processor 600MHz Processor
Memory (Maximum) 128MB RAM


Operating Systems Supported Windows & Mac Compatible

Media Handling

Paper Handling Input 1 250 Sheet Input Tray
Paper Handling Input 2 50 Sheet Multi-Purpose Tray
Maximum Duplex Paper Weight 163gsm
Maximum Paper Size A4
Paper Handling Standard Output 150 Sheets
Paper Size A4, A5, A6, B5 (JIS), 10 x 15 cm, postcards (JIS single, JIS double), envelopes (ISO DL, ISO C5, ISO B5)
Sheet Weight 60 to 220g/Sq m
Special Media Paper (bond, brochure, coloured, glossy, letterhead, photo, plain, preprinted, prepunched, recycled, rough), postcards, transparencies, labels, envelopes

Barcodes & Labels

Barcode 0886111731558

Duty Cycle

Monthly Duty Cycle 40k Pages Per Month


Mono or Colour Printer Colour
Technology Laser Printer
Dimensions 405mm (W) x 484mm (D) x 322mm (H) - Weight 23.64kg
Environmental Operating Temperature 15 to 30C - Humidity 10 to 95%
Power Consumption Printing/Standby/Sleep Modes 425W / 15.25W / 4W
Product Summary HP LaserJet Pro 400 color M451dn printer
Product Type A4 Laser Printer
Voltage/ Power/ Frequency 220 to 240VAC / 50Hz


Emulations HP PCL 5c, HP PCL 6, HP Postscript Level 3 emulation
Software Included Windows®: HP Installer/Uninstaller, HP PCL 6 print driver, Status Alerts, HP Update, DXP; Mac: HP Installer/Uninstaller, HP Postscript driver, HP Setup Assistant, HP Utility, HP Alerts, HP Firmware Updater

In the Box

In The Box HP LaserJet Pro 400 color M451dn printer, Four preinstalled introductory HP LaserJet toner cartridges (yield ~1400 pages), In-box documentation (Hardware installation guide), Software drivers and documentation on CD-ROMs, Power cord, Built-in Automatic duplexer for two-sided printing

Cartridges Included

Black 1400 Pages
Cyan 1400 Pages
Magenta 1400 Pages
Yellow 1400 Pages


Warranty One-year, limited warranty, product exchange

More Features

Certifications CISPR 22: 2005+A1/EN 55022: 2006+A1 Class B, EN 61000-3-2: 2006, EN 61000-3-3: 2008, EN 55024: 1998+A1+A2, FCC Title 47 CFR, GB9254-2008, EMC Directive 2004/108/EC with CE Marking (Europe), other EMC approvals as required by individual countries; Safety certifications: IEC 60950-1 (International), EN 60950-1+A11 (EU), IEC 60825-1, GS License (Europe), EN 60825-1 (Class 1 Laser/LED Device), Low Voltage Directive 2006/95/EC with CE

Customer Questions & Answers

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Free 3 Year Warranty

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When you print using Google Cloud Print, your file is securely transferred over the internet to your printer. Whether you are in the same room or even in a different country on a different continent you can print whatever you want using any device such as a smartphone, tablet PC or desktop computer.

Share with friends or colleagues

Google Cloud Print enables you to share your printer with friends, family or work colleagues with ease. From the Google Cloud management page you can share your printer securely with trusted individuals.

Scalable Printing Solution for Business

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Free Print Management Software

All print speeds, running cost calculations and consumable life cycles are MANUFACTURER ESTIMATES based on 5% per page coverage. Images are used for illustration purposes only

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What's in the Box?

HP LaserJet Pro 400 color M451dn printer

Four preinstalled introductory HP LaserJet toner cartridges (yield ~1400 pages)

In-box documentation (Hardware installation guide)

Software drivers and documentation on CD-ROMs

Power cord

Built-in Automatic duplexer for two-sided printing

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Running Costs

-All consumable life cycles are manufacturer estimates based on 5% per page coverage

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