HP LaserJet 550-sheet Feeder Tray (CF404A) HP Color LaserJet Pro M452dn,HP Color LaserJet Pro M452dw,HP Color LaserJet Pro M452nw,HP LaserJet Pro MFP M377dw,HP LaserJet Pro MFP M477fdn,HP LaserJet Pro MFP M477fdw,HP LaserJet Pro MFP M477fnw. Add this 550-sheet paper tray, for a total input capacity of 850 sheets, and print for longer without reloading paper. Dimensions (W X D X H): 16.02 x 17.59 x 6.08 inches Compatibility:HP Color LaserJet Pro MFP M477fnw Printer (CF377A); HP Color LaserJet Pro MFP M477fdn Printer (CF378A); HP Color LaserJet Pro MFP M477fdw Printer (CF379A); HP Color LaserJet Pro M452nw Printer (CF388A); HP Color LaserJet Pro M452dn Printer (CF389A); HP Color LasrJet Pro M452dw Printer (CF394A)