Rectifier Diode Power Semiconductor Module YJSMFC400-500A High Frequency Thyristor - China High Frequency Thyristor, Rectifier Bridge | Made-in-China.com
Smap Type Diode And Thyristor Power Module (Nps Nkh500/18-1 500A 1800V) Capacity: 300 T/Hr at Best Price in New Taipei City | Nell Power Semiconductor Co. Ltd.