Fast thyristors are used in static power converters, and in various DC and AC power units with a frequency of up to 5,000 Hz, where short on/off switching intervals are required; in various types of electric welding equipment, in frequency converters for electrothermics, in traction systems of electric locomotives and electrified urban transport vehicles, in air ozonizers, in generators, and in modulators.

The diodes are used in DC and AC circuits with frequency of up to 500 Hz, in general purpose electrical and electronic devices, in low voltage rectifiers for welding and electroplating equipment, in the electrotechnical equipment of ships, in converters of electrically propelled vehicles, and in power supplies of machine tools and automatic production lines.

TET Estel offers the following heatsinks types:
• Air-cooled heatsinks for threated stud designs
• Air-cooled heatsinks for press pack designs
• Water-cooled heatsinks for press pack designs