Tracopower ten 30wi series 30w dc dc converters tracopower ten 30 4812wi these 30w dc dc converters from the tracopower ten 30 series offer an ultra wide 41 input voltage range in a compact low profile package 51 x 41 x 10mm suitable for use where isolated tightly regulated voltages are required and pcb space is limited tracopower ten 30 4812wi 30w dc dc converter 18 75v dc in 12v dc 2500ma out