This fuser assembly is compatible with printer models DCP-L2540DN, L2540DW, L2541DW, L2540, and L2541.It corresponds to part numbers LY9389001 and LY9388001.This unit also fits HL-L2320, L2360DN, L2365DW, L2380DW, DCP-L2520D, MFC-L2700D, and L2740DW printers.The component functions as a direct replacement to restore printing performance.