This was their intent all along if I remember correctly. And it makes sense, it's a standalone product that could be promoted or stocked as necessary. Less updates needed than than the car stuff, making life cycle longer?Earlier this week Tesla announced the current production run will supply the Powerwalls, which are also built in Nevada. They also indicated cell production will begin for the Model 3 later this year.
The 20MWh order from the state of California could keep them busy the next few days.