The HP no. 56 black inkjet print cartridge features pigmented black ink formulated for crisp, laser-quality, fade-resistant text every time. HP supplies and printers are designed to work together as a printing system to ensure consistently clear, sharp results on a wide range of papers. Compatible Printers HP Deskjet 450ci/450cbi/450wbt HP Deskjet 5145/5150/5151/5550/5552 HP Deskjet 5650/5652/5655 HP Deskjet 5850 HP Deskjet 9650/9670/9680/9680gp HP Digital Copier 410 HP Officejet 4105/4110 HP Officejet 4212/4215/4219/4252/4255/6110 HP Officejet 5505/5510/5515 HP Officejet 5605 HP Officejet 5607 HP Officejet 5610 HP Officejet 5615 HP Officejet J5520 HP PSC 1100/1200 series HP PSC 1205 HP PSC 1210/1213/1215/1217/1219 HP PSC 1310 HP PSC 1311/1312/1315/1315s/1317 HP PSC 1340/1350/1355 HP PSC 2105/2108/2110/2115/2171/2175/2179/2210 HP PSC 2410/2510 HP Photosmart 7150/7260/7345/7350/7450/7459/7550/7655 HP Photosmart 7660/7755/7760/7762/7960/7690gp