This category contains electrical equipment for various technological processes:

• Medium frequency static generators for forging, melting, hardening, welding, stress releaving;
• Rectifiers for electrolysis, galvanic coatings and galvanoplastics;
• High power rectifies for obtaining silicon carbide, graphite and artificial diamonds;
• Rectifiers for cathodic protection (pipes, tanks, ships);
• Plasma nitriding sources;
• Electrical equipment for drying and polymerization of bar insulation for electrical machines, etc.