These printers use the CF287X cartridge:
Click On a Printer to View it's Cartridges
          HP LaserJet Enterprise M-506DN
          HP LaserJet Enterprise M-506N
          HP LaserJet Enterprise M-506X
          HP LaserJet Enterprise flow MFP M-527 C
          HP LaserJet Enterprise flow MFP M-527 CM
          HP LaserJet Enterprise flow MFP M-527 Z
          HP LaserJet Enterprise MFP M-527 DN
          HP LaserJet Enterprise MFP M-527 F
          HP LaserJet Pro M-501 N
          HP LaserJet Pro M-501dn