Storage in
Charleston, SC

Updated 9/24/2023

How much do storage systems cost in Charleston, SC in 2023?

As of September 2023, the average storage system cost in Charleston, SC is $1252/kWh. Given a storage system size of 13 kWh, an average storage installation in Charleston, SC ranges in cost from $13,833 to $18,715, with the average gross price for storage in Charleston, SC coming in at $16,274. After accounting for the 30% federal investment tax credit (ITC) and other state and local storage incentives, the net price you'll pay for solar can fall by thousands of dollars.

Importantly, these costs are typical for shoppers comparing storage quotes on the EnergySage Marketplace. When you compare quotes for solar panels and batteries on EnergySage's competitive marketplace, you can expect to see prices up to 20% lower than working with a single company.

Average storage system cost by system size in Charleston, SC

System Size System Cost System Cost (after ITC)
10 kWh $12,518 $8,763
13 kWh $16,274 $11,392
20 kWh $25,037 $17,526
26 kWh $32,548 $22,784
Note: you can't claim the federal tax credit without installing solar panels alongside a battery system.

2023 average solar + storage cost in Charleston, SC

$20,438 - $58,948

There are several variables that impact the price you pay for a solar + storage system: the quality of the equipment you install, the type of inverters you choose, and the storage capacity and chemistry of your battery. This is an average price range for solar + storage installations in your area, and the specifics of your project will change the final price you pay.

battey size range image

Top 5 quoted battery models in Charleston, SC

Tesla Powerwall 2
Enphase Energy IQ 10
Emporia Energy ALPHA-ESS Batt…
FranklinWH Energy Storage Inc…
EG4 LifePower4 Lithium Batter…

Top storage system installers in Charleston, SC

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