Years ago when I lived in an apartment I was tempted to build a similar setup. I was going to plug my refrigerator into the inverter, and use a rely to switch b

Years ago when I lived in an apartment I was tempted to build a similar setup. I was going to plug my refrigerator into the inverter, and use a rely to switch back to grid power once the battery was depleted. Anyway, some kind of rely to switch back to grid power when the battery is depleted would make this really cool.