Electrical components, namely, power semiconductors, power diodes, power thyristors; gate turn-off thyristors; insulated gate bipolar transistors, power semiconductor modules; Cooling devices being parts of electronic power supplies, namely, naturally aspirated and forced air heatsinks, water-cooled heatsinks, and cold plate heat sinks; Electrical components, namely, silicon rectifiers, power rectifiers, electric switchboards, electric converters, and electrical power distribution units