Product walk-around
Series at a glance
M551n M551dn M551xh
Part number CF081A CF082A CF083A
100-sheet multipurpose tray 1 √ √ √
500-sheet tray 2 √ √ √
500-sheet tray 3 Optional Optional √
Automatic two-sided printing √ √
HP High Performance Secure Hard Disk √
Hardware Integration Pocket √ √
Walk-up USB port √ √
ENERGY STAR
®
qualified √ √
1 Hardware Integration Pocket for
solution integration
2 Walk-up USB port
3 4-line graphical color display
4 Front door allows convenient
access to four, all-in-one HP toner
cartridges
5 Built-in automatic two-sided
printing
6 100-sheet multipurpose tray 1
handles heavy custom media up
to 220 g/m
2
(58 lb bond)
7 On/Off button
8 Two 500-sheet input trays for a
1,100-sheet total input capacity
9 USB port for a third-party device
10 Slot for a cable-type security lock
11 Hi-Speed USB 2.0 printing port
12 HP Jetdirect Gigabit Ethernet
embedded print server
13 1024 MB total memory and an
800 MHz processor quickly
handle complex print jobs
14 Embedded HP High Performance
Secure Hard Disk
15 Two internal host USB 2.0-type
ports for 3rd party solutions
HP LaserJet Enterprise 500 color M551xh printer shown