Since October 2015 alca offers a new, powerful voltage transformer (item no. 312100), transforming from 230V to 12V.
Now 12V devices (as vacuum cleaners, coolers, compressors (for example inflating mattresses), Navi etc. can be used in household, showroom, hotel, camping and weekend house.
This new converter allows using of devices with an output up to 120 W!
It contains an automatically switch off in case of overvoltage, overload and short circuit.