Tesla Reports 13.7 GWh of Energy Storage Deployed in the Third Quarter of 2026
Tesla said in its production and deliveries report that it deployed 13.7 GWh of energy storage products in the third quarter of 2026. The report gives one total for all storage and does not separate home batteries from grid-scale systems.
What Tesla reported
The figure comes from Tesla's quarterly production, deliveries and deployments update, published on 2 October. It says Tesla deployed 13.7 GWh of energy storage products in the quarter. The company will publish its full financial results on 21 October, after the US market close.
The release also warns readers not to judge a quarter on storage deployments alone. Results depend on other factors, such as average selling prices, cost of sales and currency movements. A GWh figure tells you how much energy capacity was installed, not how profitable it was.
Where home batteries fit
Tesla does not say how much of the 13.7 GWh was Powerwall and how much was Megapack, its large commercial and utility product. Coverage of the report, such as the write-up on Pulse 2.0, describes the business in general terms and does not name either product. We therefore cannot say what share went into homes, and we would not guess.
Gigawatt-hours are a measure of energy, so a single 13.5 kWh home battery adds 0.0000135 GWh. A quarter at this scale is dominated by large projects by its nature. If you want to see how energy and power differ in practice, our explainer on kW versus kWh covers it.
What to take from it
For a household, the useful signal is modest: one of the largest storage makers is still shipping at scale. It tells you little about prices, waiting times or whether a particular home battery will suit your house.
If you are looking at Tesla's home product, our Tesla brand page lists the models we cover, and the home battery calculator is a better starting point for sizing than any shipment total.
Sources
- Tesla, Inc. Form 8-K: Third quarter 2026 production, deliveries and deployments
- Pulse 2.0: Tesla delivers 486,532 vehicles and deploys 13.7 GWh of energy storage in Q3 2026
Related guides
Want to know which battery size fits your home?
Use our free calculator to get a size, savings and payback estimate.