LiftMaster 41AS050R2 Receiver logic board assembly (Model 3240)(315 MHz)
The LiftMaster 41AS050R2 Receiver logic board assembly (Model 3240) (315 MHz) is easy to install and is the perfect replacement for your malfunctioning or worn 41AS050R2M circuit boards. It is compatible with Chamberlain LiftMaster 3240 (315MHz) garage door systems.
Yoss –
SAFE RECEIVER .
The one i had before got a hit from lightning:’D i think it was exposed somehow !. but this!! this is Easy to install. Just follow Instructions you will be more than happy ..