We are manufacturer and have a big factory ,warmly welcome to visit our factory and contact us. Superaudio Frequency Series (10-30KHZ) Model JLC-30 JLC-50 JLC-60 JLC-80 JLC-120 Input power desire 3 phase 380V 50/60HZ Oscillate power max 30KW 50KW 60KW 80KW 12...