Base Power raises $1B to deploy home batteries everywhere

6 months ago 74
A Base Power artillery  sits adjacent  to a home.Image Credits:Base Power

9:33 AM PDT · October 8, 2025

Base Power has built 1 of the largest artillery retention systems successful Texas successful 2 years — and present it wants to turn faster.

The Austin-based startup, which had raised $200 cardinal successful April, is backmost with different $1 cardinal successful funding. The Series C circular was led by Addition with information from CapitalG, Elad Gil, Lightspeed, Ribbit, Thrive Capital, and Valor Equity Partners.

The caller circular values the institution astatine $3 cardinal pre-money, according to the New York Times.

Base Power has sold much than 100 megawatt-hours worthy of its location retention batteries successful Texas — a notable fig considering the institution was founded successful 2023.

Base Power leases the batteries to homeowners, who wage betwixt $695 and $995 up beforehand to instal 25 kilowatt-hour oregon 50 kilowatt-hour batteries, some of which dwarf the competition. (For instance, , the 25-kilowatt artillery doubles a azygous Tesla Powerwall) The batteries tin support a household powered for arsenic agelong arsenic 48 hours, according to the company.

Customers besides wage a monthly interest ($19 oregon $29) and perpetrate to buying energy from Base Power for 3 years astatine 8.5 cents per kilowatt-hour positive transportation fees. 

By leasing the batteries, Base Power has lowered a important hurdle for galore homeowners: the upfront outgo of location retention batteries. The batteries themselves tally thousands of dollars for little retention capacity, not including installation costs.

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Base Power has besides taken vantage of Texas’s deregulated inferior market, which allows households to easy power energy suppliers. 

The state’s inferior regulator handsomely rewards powerfulness providers that tin respond rapidly with ample amounts of energy erstwhile the grid needs it most, something  grid-scale batteries excel at. In speech for the debased up-front cost, Base Power customers hold to let the institution to usage the batteries to merchantability energy backmost to the grid erstwhile they don’t request them for backup power.

In summation to enlargement beyond Texas, the institution is besides readying to physique a 2nd artillery mill successful the United States. It is presently constructing its archetypal mill adjacent Austin, Texas.

Tim De Chant is simply a elder clime newsman astatine TechCrunch. He has written for a wide scope of publications, including Wired magazine, the Chicago Tribune, Ars Technica, The Wire China, and NOVA Next, wherever helium was founding editor.

De Chant is besides a lecturer successful MIT’s Graduate Program successful Science Writing, and helium was awarded a Knight Science Journalism Fellowship astatine MIT successful 2018, during which clip helium studied clime technologies and explored caller concern models for journalism. He received his PhD successful biology science, policy, and absorption from the University of California, Berkeley, and his BA grade successful biology studies, English, and biology from St. Olaf College.

You tin interaction oregon verify outreach from Tim by emailing tim.dechant@techcrunch.com.

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