Going solar doesn't mean going off the grid -- unless you choose to. Grid-tied systems have a give-and-take relationship with the wider electrical system, drawing from it when needed and sending ...

Both grid-tied and off-grid solar systems are eligible for a 30% federal tax credit on the total cost of the system. In order for batteries to qualify for the credit, they'll have to have a ...

Enphase is developing this residential on-grid/off-grid solar system out of their most cutting edge inverter technology as part of their grid-independent “Solar 2.0” technology.