Print a greater number of pages without sacrificing quality when you use the HP 55X High Yield Original LaserJet Black Toner Cartridge. This 55X High Yield Original LaserJet Black Toner Cartridge is compatible with the HP LaserJet Enterprise P3015, HP LaserJet Pro M521 Multifunction, HP LaserJet Enterprise 500 M525 and HP LaserJet Flow M525 range of printers. HP's JetIntelligence system melts toners more efficiently, prolonging the life of each cartridge and producing consistently glossy, professional-quality results on demand and at a high speed
