Tracopower ten 20wi series 20w dc dc converters tracopower ten 20 2422wi the ten 20wi series of dc dc converters from tracopower have an ultra wide 41 input voltage range in a compact 2 x 16in low profile package these converters can be used anywhere isolated tightly regulated voltages are required tracopower ten 20 2422wi 20w dc dc converter 9 36v dc in 12v dc 835ma out