The 45dct receiver logic board is used as a replacement for the following models (not all listed): Hd920ev. Lw5000ev. Wd962kev. Wd962kpev. Wd962mlev. 349544.Easy to install, adjust and program, the 45dct logic board is compatible with liftmaster 8360 premium series chain drive systems and 8550 elite system belt drives systems. The 45dct logic board can also replace the sears craftsman model 139.3043 receiver logic assembly. In addition, the 45dct board replaces 04d11741 circuit boards. The replacement 45dct logic boards are myq- and assure link-enabled, meaning your circuit board has the capability to incorporate the programming of both the liftmaster and craftsmen system models. The 45dct board features multiple programmable security options, including:.