These products are guaranteed to work with your Lexmark E250d printer.
Lexmark E250d is a monochrome laser printer. This device has an Image Enhancement Technology of 2400 IQ. The maximum resolution of this device in black and white is up to 600 x 600 dpi and the printer is equipped with duplex printing. The print speed of this device (letter) in black and white is 30 ppm and the print speed (letter) in duplex printing is 14 spm. This printer is having USB and parallel interface. The media handling capacity of this printer 250 pages input tray and the RAM installed in this device is 32 MB as regular and 96 MB Maximum.