# Why home batteries are suddenly cheap and everywhere

Virtual power plants and rising competition are making home batteries accessible.

- **Source:** [TechCrunch](https://techcrunch.com)
- **Published:** 2026-08-19
- **Topic:** [Business](https://brifing.si/c/business)
- **Original article:** <https://techcrunch.com/2026/08/19/home-batteries-are-suddenly-cheap-and-everywhere-heres-why/>
- **On Brifing:** https://brifing.si/s/c0678258-7a80-4e79-9d6c-280aa2f8a2c6

## Price revolution in home batteries

Thanks to competition between companies like Tesla and Base Power, home battery prices have dropped significantly. Tesla reduced its Powerwall leasing plan by more than two-thirds to $35 per month, while Base Power offers 39.2 kWh batteries for just $19 monthly. These prices make home batteries accessible to a broader audience, compared to previous installation costs exceeding $10,000.

## What are virtual power plants (VPPs)?

VPPs aggregate distributed energy resources (like home batteries and water heaters) to make thousands of individual devices act as one large power plant on the grid. This system allows utilities to meet peak electricity demand. Companies like Tesla and Base Power use their battery fleets as VPPs to support grid operators during high-demand periods.

## VPP growth potential

According to Grandview Research, the VPP market is currently valued at $7.4 billion but is expected to surpass $30 billion by 2033. Traditionally, utilities built expensive 'peaker plants' or paid large energy users to disconnect during demand spikes. VPPs offer a faster and cheaper alternative to these costly methods.

## Speed advantage

While a traditional 100-megawatt power plant takes 2-4 years to come online, Base Power's 100-megawatt VPP project with CoServ in North Texas is on track for completion in under 12 months. VPPs minimize land use, permitting, and interconnection challenges by leveraging residential battery installations.

## Software's critical role

VPPs overcome grid congestion and long interconnection wait times through software, giving them an edge over traditional utility-scale storage. Base Power's Tim Pianta notes, 'A distributed storage solution clears both of these hurdles,' highlighting software's importance in VPP operations.

## AI and rising electricity demand

Growing energy needs from AI data centers and economic electrification are accelerating VPP adoption. Nicole Tomasin of Energy Access Innovations states, 'As more data centers come online, VPP programs will accelerate because demand is rising.' Data centers now prioritize interconnection speed over kilowatt-hours.

## Consumer benefits

VPP operators charge batteries when electricity is cheap and sell stored power back to the grid at a profit during peak demand. Some profits return to consumers as lower electricity rates or affordable backup batteries. Base Power's Tim Pianta says, 'Resiliency needs are everywhere. Our goal is a win-win scenario.'

## Future outlook

While VPPs are currently gaining traction in markets like Texas and California, they're expected to expand nationwide in coming years. Rising energy demand and limitations of traditional infrastructure could make VPPs indispensable. Companies like Base Power are positioning themselves as pioneers of this energy transformation.

## Sources covering this story

- https://techcrunch.com/2026/08/19/home-batteries-are-suddenly-cheap-and-everywhere-heres-why/ — 

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_Summary written by Brifing from the original reporting. Copyright in the original article belongs to its publisher; read the full piece at the link above._