Tracopower dcdc converters tep 75 series 75w tracopower tep 75 7218wi the tracopower tep 75 7218wi is a dcdc converter with an ultra wide 41 input voltage range and supplied in a in a rugged sealed metal case this converter is suitable for a wide range of applications but the product has been designed particularly for industrial applications where often no pcb mounting is possible and the module has to be mounted on a chassis four threaded m3 inserts in the module make the chassis m