Our remanufactured 108R00603 / 108R603 extended-capacity maintenance kit for the Xerox Phaser 8400 printers offers additional use of your printer up to four times longer than the standard capacity maintenance kit. The Tektronix / Phaser 108R603 is an excellent opportunity to extend your printing capacity and is manufactured to meet the highest quality and performance standards. These low cost generic alternatives for your Phaser 8400 are superb alternatives to the Xerox Phaser OEM brand 108R00603 maintenance kits. Why pay more for genuine Xerox when our kits are guaranteed to print just as beautifully? We offer a 100% Quality Satisfaction Guarantee on our remanufactured 108R00603 maintenance kits and supplies.