This black compatible Xerox 106R01535 high yield replacement toner cartridge is compatible with the following printer models: Xerox Phaser 4600, Phaser 4620, Phaser 4622DN, Phaser 4622DT. Laser Tek Services® replacement cartridges offer an excellent choice over expensive brand name toner cartridges for your printer. They are professionally manufactured to produce the best quality prints for your Xerox printer. All of our replacement cartridges have new internal parts including OPC drums, Smart Chips, wiper blades, and a fresh supply of toner for premium performance giving you quality, clean and clear prints page after page. As always, all of our cartridges come with a 100% Satisfaction Guarantee! This package contains 1 black 106R01535 (4600) high yield replacement toner cartridge with an approximate page yield of 30,000 pages.