The ECD250D Series from Powerbox are DC-DC Converters that step down DC input voltages ranging from 11-33 V to provide regulated DC output voltages of 24-28 V. They have an efficiency of up to 92%. These single-output converters feature a rugged baseplate-cooled design and are engineered to deliver reliable power conversion in demanding environments. Available as off-the-shelf solutions, they comply with MIL-STD-461G and MIL-STD-1275F requirements, ensuring compatibility with military power systems and electromagnetic interference standards. They are available in chassis-mount packages that measure 280 X 49 X 200 mm and are ideal for defense applications.