NOVOTRON 522 GARAGE DOOR REMOTE HAND SET CONTROLLER OPENER NOVOTRON KEY FOB 433
NOVOTRON 502 MAX43-2. NOVOTRON 504 MAX43-4. NOVOTRON 512 MIX 43-2. MINI-NOVOTRON 522. MINI-NOVOTRON 522 Design. A photo of the original remote is very helpful. MODEL You need to know your remote contro model.