This HP Q7551X Compatible Black Toner Cartridge is a quality HP compatible remanufactured toner. The HP Q7551X Compatible Toner prints approx 13000 pages at 5% average coverage. The HP 51X is ideal for users that have a high print output than normal whilst saving money on the original 51X toner and helping the environment in the process. LaserJet M3027 MFP, LaserJet M3027x MFP, LaserJet M3035 MFP, LaserJet M3035xs MFP, LaserJet P3005, LaserJet P3005d, LaserJet P3005dn, LaserJet P3005n, LaserJet P3005x