DDR-240 series is a DIN Rail type DC-DC converter with main features including DIN rail-type easy installation,ultra slim width (40mm), 2:1 wide input voltage, fanless design, -40~+70 wide operating temperature , 4KVdcI/O isolation, 150% peak load, current sharing,DC OK, adjustable output voltage and full protective functions.This series of models has various input options:16.8~33.6V/33.6~67.2V/67.2~154V and two output options:24V/48V and can be used for industrial & railway control, security control, communication system and other fields.Suitable applications include to DC buck/boost regulator, increasing system insulation level and voltage drop compensation along cable...etc.