RELTEC is Designed and manufacture of frequency converters, laboratory induction furnaces, induction melting furnaces up to 10 tons, vacuum induction melting furnaces up to 250 kg, ultrasonic equipment, induction heating systems for hardening, soldering, brazing, heat treatment and other, Frequency converters, laboratory induction furnaces, induction melting furnaces up to 10 tons, vacuum induction melting furnaces up to 250 kg, ultrasonic equipment, induction heating systems for hardening, soldering, brazing, heat treatment and other processing.