These printers use the CF400A cartridge:
Click On a Printer to View it's Cartridges
          HP Color LaserJet Pro MFP M-252 N
          HP Color LaserJet Pro MFP M-252 DW
          HP Color LaserJet Pro MFP M-274 N
          HP Color LaserJet Pro MFP M-277 C6
          HP Color LaserJet Pro MFP M-277 DW
          HP Color LaserJet Pro MFP M-277 N