Be Careful,
The reason you don't have much choice in Europe is because of the CE certification requirements. If you can purchase it from a European supplier, it is safer than importing it yourself. When it comes to buying your electronics for the retrofit, be sure that are CE approved.
"A Helicopter Hovers Above The Ground, Kind Of Like A Brick Doesn't"
Greetings From Down Under
Dave Drain
Akela Australia Pty. Ltd.
(Note: The opinions expressed in this post are my own and are not necessarily those of CNCzone and its management)