A U.K. homeowner shopping for battery storage got sticker shock after receiving a quote where the installation cost was about as much as the hardware.

The homeowner wanted to add a Fogstar 32-kWh battery paired with a 6-kW inverter package, and they got a quote for £6,999.

After finding what appeared to be the same hardware online for £3,995, the shopper turned to Reddit to ask whether the roughly £3,000 installation charge was standard.

Here's what to know

On Reddit, the homeowner said the plan was for a battery-only setup at a three-bedroom semi. They were aiming for a larger battery because a heat pump was expected to be installed.

"I can see on the fogstar website that this combo is available for £3995 so a 3 grand installation cost feels steep?" the original poster wrote.

One commenter joked, "Must be nice to make £3k for one days work."

Battery storage can be one of the most effective ways to improve energy independence and keep a home better protected during outages. A system sized with a future heat pump in mind can also help cut energy costs by storing power for use when it is needed most.

Anyone comparing quotes for battery storage can explore EnergySage to learn about home battery storage options, including competitive installation estimates. EnergySage has teamed up with electrification brand Qmerit to help homeowners get the best price on home battery storage solutions.

A reply agreed the price looked elevated and focused on the system layout, saying, "It does seem a little bit high."

More background

Another Redditor offered a price comparison, writing, "I'm getting 2x16kwh fogstar with 6kw inverter for £4900." While that example does not represent an exact match, it gave the original poster a much lower installed price for roughly the same total storage capacity and inverter size.

That led the OP to note that Equivolt also worked in their area, suggesting they should get another quote.

Adding battery storage to a house is a major investment, and comparing options can have a meaningful impact on the experience. In this case, the homeowner went to Reddit and got a good lay of the land, but that is likely not enough in itself.

What can be done?

Getting multiple quotes from competing companies and understanding all the charges is important. Also, separating hardware costs from installation costs can make a quote easier to understand and compare.

In this case, the homeowner was able to compare a £3,995 online bundle with a £6,999 installed quote, making the labor and other installation-related charges easier to examine.

One clear takeaway is to gather more than one estimate. The original poster had initially been looking for a "sense check," and the shared quotes that commenters provided gave them a concrete baseline to pursue.

For shoppers who want backup power but are not ready for a whole-home setup, Pila offers strong battery backup options. Pila's plug-and-play batteries are priced at a fraction of what a whole-home backup system would cost.

Much of the discussion centered on sharing quotes and suggesting that the poster get more than one quote. It is hard to judge a deal from just one quote, and this battery shopper has some calling to do.

Where can I learn more?

There is plenty to consider when trying to make your home cheaper and cleaner to run. 

• SunPower and Palmetto are offering home backup batteries without upfront costs to homeowners.

• GM wants EV owners to power homes in blackouts, though install costs remain a sticking point.

• In New Orleans, officials launched $10,000 upfront incentives for residents adding battery backups.

• Jackery unveiled a home battery system with automatic fire suppression and 100 safeguards.

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