Please help with this question, what is Thr in ATX smps, it is near the big 2 condensers and it is mentioned PFC. I am having zebronics smps 500 watts, platinum series. I tested the smps by the soft on wires without load, and now the condensers and the Thr exploded, condenser I can fix, what I am not able to find, thr value. If you come acroos platinum series ZEB 500w 24 pin circuit, please share.