For HP LaserJet Enterprise Flow MFP M528c, LaserJet Enterprise Flow MFP M528z, LaserJet Enterprise M507dn, LaserJet Enterprise M507dng, LaserJet Enterprise M507n, LaserJet Enterprise M507x, LaserJet Enterprise MFP M528dn, LaserJet Enterprise MFP M528f. Yields up to 10,000 pages. Black.