Replace your xerox 108r00982 waste toner cartridge when full to help maintain your printer giving you 20 000 pages of operation the xerox 108r00982 waste toner cartridge is a long life printing consumable which enables printer operation over an extended period of time compatible with xerox phaser 7800 laser printer xerox phaser 7800dn laser printer xerox phaser 7800dx laser printer xerox phaser 7800gx laser printer