Soft Starter, Solid State Voltage Regulator, Solid State Relay manufacturer / supplier in China, offering 25f120 / 25fr120 Stud Type Rectifier Diode (Cathode/Anode, Positive/Negative) - High Quality Generator Diode, Stud Russian Type Thyristors - Phase Control SCR Silicon Controlled Rectifier T212-10 / T212-16 (RST1) - New, 300u / 300UR 220 Stud Rectifier Diodes (D0-9) - Converters for DC Power Supplies and so on.