Renewable Toner Compatible Toner Cartridge Replacement for HP 51A Q7551A for use in Laserjet P3005 M3027 M3035 MFP LOW COST, HIGH VALUE. RT replacement for HP 51A toner. Printing cost is as low as .005 cents per page, up to 60% less than HP Q7551A original toner cartridges. QTY: 1 (1 Black) RT Compatible HP 51A toner cartridge OEM #: HP Q7551A / HP 51A | Yield: 6,500 pages based on 5% coverage Compatible with HP LaserJet P3005, P3005d, P3005n, P3005dn, P3005x, M3027 MFP, M3027x MFP, M3035 MFP, M3035xs MFP LIFETIME WARRANTY. We honor our warranty regardless of purchase date, even if the Amazon return window has closed