Tesla Powerwall appears to be back-ordered in several markets as home energy storage incentives, especially in California, have made the home battery pack super popular.
With the introduction of Powerwall 2 in 2016, Tesla took the home energy storage business by storm with a leading cost per kWh of energy capacity.
The automaker received tens of thousands of reservations for the device, but the production ramp-up over the last few years has been slow since Tesla focused its efforts and battery supply on Model 3 production.
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