Tesla Powerwall Capacity

What Can I Back Up with Powerwall?

You can probably safely back up most of your home circuit breakers on a single Powerwall, but special attention should be paid to things like air conditioners, heaters, pumps and EV chargers-most of those appliances will require more.

Tesla Powerwall backup history

What Can I Back Up with One Powerwall?

Installation crews from Nevada Solar Group will check if, on the day of installation, large loads can or can not be included in the backup. One Powerwall will back up as many 30a or less circuits as the client wishes.

What Can I Back Up with Two Powerwalls?

2 Powerwalls or more could back up almost every single load in the home.  A small house could use as little as 10 kWh and a large house could use 40 kWh or more a day. Each Powerwall delivers 13.5 kWh of usable backup power. Use the Tesla Mobile App to track your usage and maintain power to extend your backup coverage for a day or longer.

What if I Want Whole Home Backup?

Usually, an average homeowner can draw a maximum of 2 kilowatts during an outage, and an average of 750 to 1,000 watts after the break.  That means a Powerwall lasts 12 to 15 hours.  Ultimately, if you combine your battery with a solar PV array, one or two batteries will provide enough power during the night when your panels don’t generate. Without a renewable energy solution, though, you would need 3 or more batteries to power your entire home for 24 hours.

Can I back Up my Air Conditioner?

Generally speaking your Tesla Powerwall will be permanently connected to a solar PEV network. Powering a solar panel air conditioner makes sense, since more sun means more energy for running your air conditioner.   The refrigerator is similar to an air conditioner but it is possible that the compressor is smaller.  Some air conditioners will be using up to 2.5kw, meaning your solar panel system’s minimum power would have to be 3kw just to power the air conditioning. … The air conditioner would absorb this within a mere four or five hours. They are products of high demand which require a lot of energy to keep running.

Can I Back Up My EV Charger?

Can Powerwall charge my vehicle from Tesla, or an EV? Yes, Powerwall will provide your EV with stored solar energy through your home electric panel. There’s no direct link, however, between Powerwall and the EV wall connector. Electric Vehicle Charging (EV) allows you to use your solar power for transportation. Nevada Solar Group ‘s breakthrough services provide rebates for the installation of chargers and off peak power rates for charging-dedicated electricity.


Nevada Solar Group Advanatages Over Tesla


Site Survey

With Tesla, you need to find your own surveyor. Nevada Solar Group provides a site evaluation with a detailed analysis of your home and roof.


Installation Fees

Prices include tax, installation and fees with Nevada Solar Group Tesla typically charges between 4-8k for labor, logistic and permitting services.



With Nevada Solar Group, we have the best warranties in the business. 25 years on labor, panels and production compared to Tesla's 10-year installation warranty.


Nevada Solar Group has dedicated install crews with years of experience to install your system and has the most 5-star reviews of any storage installer.

Full SGIP Rebates

Tesla has run out of current tier funding for SGIP and commonly runs out quickly with any newly released tier. Nevada Solar Group still has current tier SGIP rebates available.

Get a Free Proposal in 3 Easy Steps

Control Your Energy and Stay Protected with Solar & Battery

Hi there, what's your name?
What address should we use to design a system layout?
How should we reach out to you?