To set up aresidential solar systemyou have to have a battery to harness thesolar power.

TheTesla Powerwallbattery has become a popular choice to look into.

Fortunately, the Powerwall 3 is considerably cheaper than other batteries on the market.

Since the Tesla Powerwall 3 is a 13.5 kWh battery, you’re looking at about $14,400.

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Let’s dig into the details to help evaluate what makes sense for you.

What is the Tesla Powerwall?

Put simply, theTesla Powerwallis a big battery that can be mounted inside or outside of your home.

The Powerwall 3 is the latest model, offering a major upgrade over previous versions.

However, it’s not compatible with older Powerwall systems.

Those are the basics.

By home battery standards, Powerwall batteries are on the cheaper side.

Tesla’s Powerwall 3 costs about $1,065 per kWh of storage.

according to a recent report fromEnergySage.

The Powerwall 3 is a 13.5 kWh battery, so expect to spend about $14,400 – without incentives.

But this doesn’t include the cost to implement the battery.

This price includes the battery, gateway unit, accessories, installation and taxes – not too bad.

Older Powerwall models are a bit cheaper, in the $8,400 - $13,000 range.

However, we suspect these are slowly being phased out by Tesla.

And remember – don’t make any major decisions based solely on online research.

Talk tomultiple installersin your area to get more than one quote specific to your situation.

But some have reported the company’s customer service to be lacking.

Tesla no longer operates a media office and didn’t provide comment for this story.

That, of course, can be a dealbreaker.

Since one of these is much more powerful than previous models, it could be a savvy upgrade.

“If you don’t have blackouts, it’s not really worth it for the price.

Frequently asked questions

Is the Tesla Powerwall eligible for the federal solar tax credit?

Yes, a Powerwall is eligible for a 30% federal tax credit.

How many Tesla Powerwalls do I need?

There are several factors at play here, including your energy goals and the needs of your home.

you could start to get a sense by using Tesla’s energy design tool and speaking to local installers.

All models share an unlimited cycle warranty, but the Powerwall 3’s performance is a significant upgrade.

How long will Powerwall 3 last?

The Powerwall 3 can last about 10 to 15 years, depending on how you use and maintain it.

Tesla also offers a 10-year warranty for added peace of mind.