Performance
Processor frequency |
800 MHz |
Input capacity
Input capacity (tray 2) |
500 sheets |
Maximum input capacity |
5100 sheets |
Standard input capacity |
500 sheets |
Multi-Purpose tray capacity |
100 sheets |
Printing
Print speed (black, normal quality, A4/US Letter) |
50 ppm |
Time to first page (black, normal) |
6 s |
Print technology
Maximum duty cycle |
300000 pages per month |
Recommended duty cycle |
59000 pages per month |
Print technology |
Laser |
Output capacity
Standard output capacity |
500 sheets |
Maximum output capacity |
3800 sheets |
Networking
Cabling technology |
10/100/1000Base-T(X) |
Supported network protocols (IPv4) |
TCP/IP IPv4/IPv6, IPX/SPX, UDP, HTTP, IGMP, WINS, DHCP, DNS, DDNS, mDNS, ARP, NTP |
Management protocols |
SNMPv3, SNMPv2c |
Wi-Fi |
N |
Paper handling
JIS B-series sizes (B0...B9) |
B4, B5 |
Maximum ISO A-series paper size |
A3 |
Envelopes sizes |
7 3/4, 10, C5, DL |
Other features
Supported media weight(s) |
64 - 216 g/m² |
Compliance industry standards |
IEEE 802.3/802.3u/802.3ab |
Networking features |
Gigabit Ethernet |
Sound emission
Standby acoustic emission |
22 dB |
Operational conditions
Operating altitude |
0 - 3048 m |
Additionally
Maximum memory |
1250 MB |
Print noise level |
55 dB |
Ethernet LAN connection |
Y |
W850DN, Print, 50ppm, 256MB, Gigabit Ethernet, USB 2.0, 22/55dBA, 49400g
Serious Printing Performance
Reach your true productivity potential with Lexmark's most powerful monochrome laser printer with duplex standard. You'll get powerful 800MHz processing and 256MB of RAM standard, with print speeds up to 50 ppm and the first page out as fast as 6 seconds, plus fast Gigabit Ethernet.
Exceptionally Versatile
From start to finish, designed to handle your toughest tasks -- from hard-to-print media to paper sizes up to A3/11x17 (tabloid). Optional accessories let you easily expand your input capacity up to 5,100 sheets or add finishing touches with stapling, hole punch and offset stacking.
Ups Uptime
Combines reliable high-speed printing with must-have features like Job Waiting to keep the print queue flowing and Direct Web printing for on demand printing of online documents. Plus a solutions-ready framework for tapping into serious business apps that can help you save paper, cut waste, lower costs and enhance document security. See Related Links to learn more.
Cutting-Edge Security
From network security to user-access restrictions, you’ll be fully equipped to keep valuable data safe and sound. In addition to IPSec, SNMPv3 and 802.1x network security, the Lexmark W850n offers an alphanumeric pad for easy PIN authentication, plus encryption and disk wiping to secure the optional hard disk.
An Easy Operator
Easy operation, including a four-line display that provides intuitive visuals to guide users. Duplexes automatically―no reinserting sheets manually to print the second side. Plus a convenient front-side Direct USB for printing PDFs and other image file types directly from portable memory devices.
Prints Black. Thinks Green
.
Eco-conscious features include built-in duplex printing to save paper, Eco-Mode to save energy, and Quiet Mode for ultra-quiet operation. Recycle your empty cartridges free of charge through the Lexmark Cartridge Collection Program (see Related Link to learn more).