Rectifier diodes designed for the maximal straightened current 25A and the maximal straightened voltage 400V and 1000V and intended for press in a heat-conducting path from aluminium, silumin, copper.
Semiconductor rectifier blocks on currents 10-10 000A and a voltage up to 1000V, frequency up to 30 khz: unguided (diod), semi-unguided (diod-thyristor), controlled (thyristor).