Liftmaster 45ACT Logic Board
- 100% OEM Liftmaster/Chamberlain/Sentex 1as050-1 logic board for low profile screw drive operator.
- 315mhz security + operators built from 2005-current.
- Compatible with 3110, 3220, pd420d, pd422d, pd462d and 9950d garage door operators.
- Easy DIY- and factory direct to insure 100% quality OEM replacement.