Fuser Unit
4YL17A
is compatible in the following Printers:
HP Color LaserJet Enterprise M856
HP Color LaserJet Enterprise M856dn
HP Color LaserJet Enterprise M856x
HP Color LaserJet Enterprise MFP M776
HP Color LaserJet Enterprise MFP M776dn
HP Color LaserJet Enterprise MFP M776z
HP Color LaserJet Enterprise MFP M776zs