123inkjets offers the best alternative to the OEM (genuine) Xerox 106R01371 / 106R1371 high capacity black laser toner cartridge for your Phaser 3600 printer. Our high capacity remanufactured 106R01371 replaces the lower capacity 106R01370 black toner cartridge. Each of these 106R01371 laser toner cartridges include a 'smart chip' that monitors your toner levels, enhances print quality and increases reliability and cost effectiveness. Laser toner you can rely on at a price you can afford. Remanufactured using both OEM and non-OEM parts.