Suitable For HP LaserJet Enterprise P3015d ; HP LaserJet Enterprise P3015 ; HP LaserJet Enterprise P3015 ; HP LaserJet Enterprise P3015x ; HP LaserJet Enterprise 500 MFP ; HP LaserJet Enterprise 500 MFP ; HP LaserJet Enterprise 500 MFP ; HP LaserJet Pro MFP M521dn (Page Yield ~6,000 Pages)