Key Specs
- Networking: Wireless
- Printer Type: Printer
- Duty Cycle: Up to 40,000 (The maximum number of pages per month that the device can produce without failing, as specified by the manufacturer.)
- ISO Color Print Speed: 21 pages per minute (The number of color pages able to be printed per minute in the device's default single-side mode, as tested by the International Standards Organization (ISO).)
- ISO Mono Print Speed: 21 pages per minute (The number of black ink (grayscale) pages able to be printed per minute in the device's default single-side mode, as tested by the International Standards Organization (ISO).)
- Monochromatic/Color: Color
General
- Product Name: LaserJet Pro m451dw Wireless Color Printer
- Brand: HP
- Model Number: m451dw
Dimensions
- Product Height: 15.9 inches (The out of box height of the item. Height is measured as the vertical distance from the bottom of the item to the top as it would be primarily used or placed.)
- Product Width: 19.1 inches (The out of box width of the item. Width is measured as the horizontal distance from one side of the item to the other as it would be primarily used or placed.)
- Product Weight: 52.1 pounds (The out of box weight of the item.)
Certifications Listings & Approvals
- EPEAT Qualified: false (The Electronic Product Environmental Assessment Tool (EPEAT) was designed to provide an environmental assessment tool for purchasers. In order to qualify for EPEAT, a product must meet all 23 required criteria.)
Ink
- Ink Subscription Service Available: false (The printer monitors ink usage and alerts the subscription provider when levels are low. A purchased subscription provides refills of ink based on usage.)
Paper Info
- Maximum Document Length: 14 inches
- Maximum Document Width: 8.5 inches
- Paper Handling: Up to 300 sheets
- Supported Paper Sizes: A4, A5, A6, B5 (JIS), 4" x 6", JIS single and JIS double postcards, ISO DL, ISO C5 and ISO B5 envelopes; Custom tray 1: 3" x 5" to 8.5" x 14"
- Tray Capacity: 300
Performance
- Printer Resolution (Color): Up to 600 x 600 (Refers to the number of pixels/dots, both horizontally and vertically, of the image produced by the printer in colored ink. Generally, the higher the resolution, the sharper and cleaner the produced image.)
Connectivity
- Minimum System Requirements: PC: Windows XP (32-bit, SP2): 233MHz Intel Pentium processor; Windows Vista (32- or 64-bit) or 7 (32- or 64-bit): 1.0GHz 32-bit (x86) or 64-bit (x64) processor; Mac: PowerPC G4, G5, or Intel Core processor
Other
- UPC: 886111731763

Quickly create crisp, vivid prints with this HP LaserJet Pro 400 m451dw color printer that features print speeds up to 20 ISO ppm* for rapid performance. Built-in Wi-Fi permits flexible placement options.

Prints up to 20 ISO ppm* in black and color: Creates the 1st page in as little as 8.5 seconds* to generate documents quickly.
Built-in Wi-Fi (802.11b/g/n): Ensures fast data transfer from a wireless connection. Network-ready with built-in 10/100Base-TX Fast Ethernet interface for simple connection to your home or office network.
600MHz processor and 128MB memory: Enable improved performance when printing complex documents.
Color and black-and-white resolutions up to 600 x 600 dpi: Produce clear, vibrant images and crisp, bold text.
PC-free printing: Allows simple, direct printing from compatible devices.
Supports a wide range of media sizes: Including A4, A5, A6, B5 (JIS), 4" x 6" and other media sizes for flexible printing options.
Accommodates a variety of media types: Including bond, brochure, color, glossy, letterhead, photo, plain, preprinted, prepunched, recycled and rough paper, postcards, transparencies, labels and envelopes to suit your needs.
2-sided printing: Allows you to create high-quality duplex prints to help conserve paper.
2-line LCD display: Showcases textual information in clear, easy-to-read detail.
300-sheet input paper capacity: Lets you print a large volume of documents before needing to reload.
High-speed USB 2.0 connectivity: For easy connection to your computer.
PC system requirements: Windows XP SP2 (32-bit): 233MHz Intel® Pentium® processor; 512MB RAM; 400MB hard disk space; CD-/DVD-ROM or Internet; USB or network port.
Mac system requirements: PowerPC G4, G5, or Intel® Core™ processor; OS X v10.5 or v10.6; 500MB hard disk space; CD-/DVD-ROM or Internet; USB or network port.