ptinarwo
Newbie level 3
i have been able to identify the three ic's erased in the Excel 2000watt inverter-charger. Replace the three ic's with SG3525A PWM ic. The inverter has 2* LM324. Test all Dc-DC Mosfets usually IRFZ44 you can replace with the 3205 they work fine. The H-Bridge uses the IRF740 or equivalent.