Tesla Energy
Automotive & Energy

Tesla Energy

Solar generation and storage for homes and the grid.

Powerwalls deployed
875K
Megapacks deployed
10,000+
Storage deployed (2026)
40+ GWh
Solar installed
8+ GW
The thesis

Tesla Energy designs solar generation and battery storage hardware for residential, commercial, and utility-scale customers. Powerwall backs up homes during outages and shifts usage to off-peak hours, while Megapack deploys at grid scale to firm up renewable output and stabilize regional power networks.

Powerwall

Powerwall detects an outage and takes the home off-grid in under a second - lights and fridge never notice the switch.

Megapack

Battery, inverter, and thermal system ship as one enclosure, cutting site build time from years to weeks.

Solar Roof

Class 4 hail and high-wind rated tiles carry a 25-year warranty - this is the roof, not an add-on to it.

Milestones
2015

Powerwall announced

A wall-mounted home battery introduced the idea of residential storage as a mainstream product rather than a niche off-grid setup.

2019

Megapack launches

A pre-assembled, utility-scale storage unit compressed grid-storage project timelines from years down to weeks.

2022

Solar Roof reaches wide availability

Individually active solar tiles, indistinguishable from inactive ones nearby, offered a way to add solar without a visually distinct panel array.

See it in action
Powerwall

Powerwall

Powerwall stores solar or off-peak grid power and switches in automatically the instant an outage hits - no generator, no manual transfer switch, no gap in coverage. Stack multiple units for whole-home backup, or run one to shift usage away from expensive peak-rate hours.

View Powerwall
Video library
Powerwall home backup
Field test

Powerwall home backup

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Megapack grid site
Deployment

Megapack grid site

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Coming soon

Early looks at what Tesla Energy is building next - previews and prototypes, not yet available to buy.

Coming soon - Powerwall install walkthrough
Soon
In development

Powerwall install walkthrough

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Gallery
Solar generation field
Residential solar roof
Energy hardware
Battery storage
Grid scale
Frequently asked
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