... transistors 2. BC series, S9013, 13001, 13003 etc 3. TO-92, TO-126, TO-220 case DIP TRANSISTOR,We have TO-92 ... ,TO-220(POWER TRANSISTOR)There are some model as follows:13001,13002,13005,13007,13009...B772,D882...BC337,BA327..S9013 ,S9014 ,S9015 ...