Found 7 alternatives for VS-ST730C20L1 by Vishay General Semiconductor - Diodes Division. Thyristors Scrs — TO-200AC, B-PUK.
SCR-600V 700A HI SPD
SCR 600V 16.4KA TO200AC
SCR 1.2KV 16.4KA TO200AC
SCR-1200V 700A HI SPD
SCR 1.6KV 16.4KA TO200AC
SCR 1.6KV 2000A B-PUK
SCR 200V 16.4KA TO200AC