Compatible Lexmark E250X22G Laser Toner Photoconductor Kit - Photoconductor Unit, Works for Lexmark E250, Lexmark E250D, Lexmark E250DN, Lexmark E252 Products are compatible non OEM items. Products are all professionally tested thoroughly before they are shipped. Products are manufactured with new components, and air-sealed in an ISO-9001 / ISO-14001 quality certified factory.