These printers use the CE273A cartridge:
Click On a Printer to View it's Cartridges
          HP Color LaserJet CP-5525 DN
          HP Color LaserJet CP-5525 N
          HP Color LaserJet CP-5525 XH
          HP Color LaserJet Enterprise CP-5520
          HP Color LaserJet Enterprise CP-5525 DN
          HP Color LaserJet Enterprise CP-5525 N
          HP Color LaserJet Enterprise CP-5525 XH
          HP Color LaserJet Enterprise M-750 DN
          HP Color LaserJet Enterprise M-750 N
          HP Color LaserJet Enterprise M-750 XH