4 ms·
It makes sense only if the house also have solar panels (that don't need grid cost for in-house use). Without solar panels (or other generators), regardless of
by fomine3 3y ago
It makes sense only if the house also have solar panels (that don't need grid cost for in-house use). Without solar panels (or other generators), regardless of where battery locates, they need to pay grid cost someday. Though there are other benefits: backup for interruption, utilize parked vehicle by V2X