Compatible for us in HP DESKJET 3070A, 3520 E-ALL-IN-ONE-PRINTER, HP PHOTOSMART B109A, B110A, B111A, B209A, B210, B8550, B8553, B8558, HP PHOTOSMART PREMIUM C309A, C310A, C410A, HP PHOTOSMART ESTATION C510A, HP PHOTOSMART C5324, C5370, C5373, C5380, C6375, C5388, C5390, C5393, C5460, C6300, C6324, C6375, C6380, D5460, D5463, D5468, D7560, 5510, 6510, 7510, 5520, HP OFFICEJET 4610, 4620, HP PHOTOSMART 7520 E-ALL-IN-ONE-PRINTER, 6520