Tracopower ten 30 series 30w dc dc converters tracopower ten 30 1211 small encapsulated 30w dc dc converters from the tracopower ten 30 series with metallic casing with insulated base plates these converters have a wide 21 input range a very high degree of efficiency and are ideal for use with mobile eqipment and anywhere where space on the pcb is at a premium tracopower ten 30 1211 30w dc dc converter 9 18v dc in 51v dc 6000ma out