Dear Khun Petor,
คุณตั้ม I DO MODEL is the one to make this model and sells it via the Brand "SIAM LOCOMOTIVE" and is only available at Zug Haus - The Train Station na krub.
We can look into making a AC Sound Version for you. But to discuss details I am sure that you can talk to Khun Tum directly na krub.
The Zug Haus Team