Power Supply Unit. It is a 300W alternating current (AC) to direct current (DC) converter. It has an input voltage range between 85V to 264V (AC) and output voltages of 12V, 15V, 24V, 28V, 36V, 48V & 56V (DC). It uses fan-less conduction cooling and can operate in a temperature range of -40°C to +70°C. It can be used in a broad range of applications including industrial machines and equipment, battery electric vehicles, telecommunications equipment and railway. It measures 4 x 2 x 1.61 inches and weighs 310grams.

GIR 1 & 6. TEXT TO CODES 8504, 8504 40, 8504 40 83 & 8504 40 83 90. NOTE (II)(A) OF THE HSEN TO HEADING 8504.