These products are guaranteed to work with your Lexmark W850N printer.
Lexmark-w850n is a powerful monochrome laser printer with the astonishing printing capacity of 50 ppm in black and in duplex mode. It prints at the resolution of 1200 x 1200 dpi 2400 image quality and 600 x 600 dpi black. Sizing about 20.0 x 25.25 x 20.5 in and weighing 100.5 lb, this printer can give rapid printing services to departmental work groups and support up to 11 x 17 paper sizes. Energy savvy and compatible to network and USB flash drive direct connection