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Power Your Home Through Any Outage

POWERWALL BATTERY STORAGE​

 Power Security

Learn how a home battery keeps your power on and your savings growing

  01  ASSESS

DEFINE ESSENTIALS

The process begins by identifying which essential items will remain powered during an outage - such as refrigeration, lighting, internet, or medical equipment. This ensures backup power is directed where it matters most.

electrical panel essential devices for battery storage

  02  CHARGE

Capture Surplus Energy

During daylight hours, any excess energy produced by the solar system is stored in the battery, keeping it ready for use whenever needed.

powerwall battery full energy flow

  03  BACKUP

Maintain Continuity

In the event of a power outage, the battery automatically provides power to selected essential items, keeping the home safe and functional without interruption.

home device powered battery outage dark

  04  RECHARGE

Resume Charging

Once power is restored to the grid, your solar panels continue to charge the battery, preparing for the next time you lose power.

house solar panels glowing line recharge

  05  EXPORT

Redirect Excess Power

After your battery is fully recharged, any surplus solar energy automatically flows back to the grid, providing both cost savings and security.

net metering solar battery grid flow

Understand Your Backup Power Options

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Help Center

Yes. While net metering gives you credits for excess solar energy sent to the grid, Powerwall provides backup power during outages, protecting against grid failures, and giving you stored energy to use at night, increasing your energy security and independence alongside your savings.

The backup time depends on what you’re powering. A single Powerwall can typically run essential items like your fridge, lights, and Wi-Fi for 1-2 days, especially if paired with solar to keep recharging.

Yes. Powerwall and other battery systems are designed to be expandable. Additional batteries can be added to increase your backup capacity if your power needs grow over time.