Tracopower ten 25 series 2530w dc dc converters tracopower ten 25 4823 these 25w dc dc converters from the tracopower ten 25 series have a wide 21 input range very high degree of efficiency and an input filter in accordance with en 55022 tracopower ten 25 4823 30w dc dc converter 36 75v dc in 15v dc 1000ma out