Datasheet

10 Product guide | HP Officejet Pro X451/X551 color printer series
Technical specifications
HP Officejet Pro X451dw
HP Officejet Pro X551dw
Print speed
3
(black or color, letter or A4)
Up to 36 ppm Professional mode
Up to 55 ppm General Office mode
(black or color, letter or A4)
Up to 42 ppm Professional mode
Up to 70 ppm General Office mode
First page out
19
As fast as 9.5 seconds from ready (A4, black or color)
Print resolution
Black: up to 1200 x 1200 optimized dpi from 600 x 600 input dpi (on unspecified, plain, HP Premium Presentation matte, and
HP Brochure matte)
Color: up to 2400 x 1200 optimized dpi from 600 x 600 input dpi (on HP Advanced photo papers)
Control panel/data entry
5.1 cm mono graphic display control panel
10.9 cm touchscreen color graphic display
Features
PageWide Technology
HP PageWide array printhead; 42,240 nozzles at 1,200 nozzles per-inch per-color; backscatter drop detection uses artificial
intelligence to maintain nozzle heath and image quality.
Two-sided printing
Automatic
Processor and memory
1
792 MHz, 512 MB RAM
Durability ratings
RMPV (recommended monthly
page volume)
6
500 to as high as 2,800
750 to as high as 4,200
Duty cycle
7
Up to 50,000 pages (letter/A4)
Up to 75,000 pages (letter/A4)
Media specifications
Input capacity
Total paper capacity with optional tray 3: up to 1,050 sheets of 75 g/m
2
Multipurpose tray 1: up to 50 sheets of 75 g/m
2
Standard tray 2 and optional tray 3: up to 500 sheets of 75 g/m
2
Output capacity
Up to 300 sheets of 75 g/m2
Media sizes, metric
Multipurpose tray (tray 1): oficio; A4; A5; A6; B5 (JIS); B6 (JIS); 16K; 10 x 15 cm; L; Hagaki; Ofuku Hagaki envelopes (B5; C5; C6; DL;
Chou #3; Chou #4); custom sizes from 76 x 127mm to 216 x 356 mm
Tray 2: A4; A5; B5 (JIS); 16K; envelopes (B5; C5; DL; Chou #3); custom sizes from 102 x 210 mm to 216 x 297 mm
Optional tray 3: oficio; A4; A5; B5 (JIS); 16K; custom sizes from 102 x 210 mm to 216 x 356 mm
Automatic two-sided printing: A4, B5, oficio
Media weights
Multipurpose tray (tray 1): plain paper 60 to 120 g/m²; photo 125 to 300 g/m²;
envelope 75 to 90 g/m²; brochure 120 to 180 g/m²; card 163 to 200 g/m²
Tray 2: plain paper 60 to 120 g/m²; photo 125 to 250 g/m²;
envelope 75 to 90 g/m²; brochure 120 to 180 g/m²; card 163 to 200 g/m²
Optional tray 3: plain paper 60 to 120 g/m²; photo 125 to 250 g/m²; brochure 120 to 180 g/m²; card 163 to 200 g/m²
Media types
Plain paper (light, intermediate, mid-weight, heavy, extra heavy, prepunched, recycled, bond, other inkjet plain paper), photo
(HP Advanced Photo papers), envelopes, labels, cards, specialty papers (HP Brochure Glossy, HP Premium Presentation Matte,
HP Brochure Matte, and other HP inkjet specialty paper)
Connectivity
1 Hi-Speed USB 2.0 host;
1 Hi-Speed USB 2.0 device;
1 Ethernet 10/100Base-TX;
802.11 b/g/n (station);
802.11 b/g (access point)
2 Hi-Speed USB 2.0 host;
1 Hi-Speed USB 2.0 device;
1 Ethernet 10/100Base-TX;
802.11 b/g/n (station);
802.11 b/g (access point)
Networking capabilities
Built-in Ethernet (10/100Base-TX); WiFi (802.11b/g/n)
Mobile printing capabilities
HP ePrint, HP ePrint mobile apps, Google Cloud Print, HP ePrint wireless direct, Apple AirPrint
Print Languages
HP PCL 6, HP PCL 5C, HP Postscript level 3, native PDF
Fonts
HP 80 scalable fonts; Downloadable soft fonts