Xerox offers these supplies developed specifically to keep your xerox equipment operating at peak performance compatible with workcentretrade pro 123128 laser printers docucolortrade 240250 laser printers workcentretrade pro 40 color multifunction system laser printers copycentretrade 133laser printers workcentre m123m128 laser printers workcentre pro 32 color multifunction system laser printers workcentre m24 laser printers copycentre c123c128 laser printers workcentre 73287335