PowerSwitch MPX / MPX 6100 from PowerBox SystemsPowerSwitch MPX MPX 6100 from PowerBox Systems The PowerSwitch MPX MPX 6100 from PowerBox Systems was PowerBox Systems' first contribution to a significant improvement in switch security for large model aircraft. Produced since 1992, the PowerSwitch has been the subject of continuous development during subsequent years. Since 2001 it has been employed successfully all over the world in unchanged form and technology in large scale models. It is hand