What Is Everyone Wanting a Piece of Tesla's Battery Business?
Tesla's battery operation encompasses two interconnected but distinct businesses: manufacturing lithium-ion cells and packs for electric vehicles, and building large-scale stationary energy storage systems called megapacks. The company began manufacturing its own battery cells around 2014 at the Gigafactory in Nevada, a decision that was considered risky at the time. Today, Tesla produces batteries for its vehicles and separately operates a booming energy storage division that stores electricity from renewable sources like solar and wind farms, releasing it when demand peaks.
The appeal is straightforward but powerful: owning battery manufacturing means controlling costs, supply chains, technology roadmaps, and profit margins. Tesla's energy storage business deployed over 15 gigawatt-hours of battery capacity in 2023, and that figure continues accelerating. The company's battery division operates with margins that dwarf most traditional automotive manufacturing, and it serves a market that extends far beyond vehicles—data centers, utilities, municipalities, and industrial facilities all need batteries to manage electricity demand.
Why Everyone Is Talking About It Right Now
The catalyst driving "everyone wants a piece of Tesla's battery business" is simple but massive: artificial intelligence data centers consume extraordinary amounts of electricity, and that demand is accelerating. A single large language model training facility can draw 100+ megawatts of power continuously—roughly equivalent to a city of 80,000 homes. Tech companies like Google, Microsoft, and Meta are racing to secure reliable, consistent power sources, and traditional electrical grids cannot guarantee that stability. Energy storage systems—batteries—have become essential infrastructure, not optional upgrades.
Simultaneously, traditional automakers face an uncomfortable reality: they have been purchasing batteries from suppliers like LG, CATL, and others at costs that squeeze their margins. General Motors, Ford, Volkswagen, and others have announced plans to build their own battery facilities precisely because Tesla's success proved that vertical integration—manufacturing your own components—yields competitive advantages that purchasing from third parties cannot match. The 200% surge in search interest reflects companies across every sector recognizing that battery independence is no longer a luxury but a survival requirement.
How It Works
Battery manufacturing involves sourcing raw materials (lithium, cobalt, nickel), converting them into chemical compounds, assembling individual cells into modules, and then packaging modules into complete battery systems. Tesla's approach differs from competitors in three key ways: the company controls more of this process internally, invests heavily in cell chemistry innovation, and has optimized production for both vehicles and stationary storage simultaneously.
For energy storage specifically, Tesla's megapacks stack thousands of individual battery cells into containers roughly the size of a shipping container. A single megapack holds 15 kilowatt-hours of energy—enough to power approximately 13 homes for one hour. When a utility company or data center owns a cluster of these units, they can smooth out power demand throughout the day: charging when electricity is cheap and abundant (often nighttime, when renewables overproduce), discharging when demand and prices spike (afternoon peak hours). This arbitrage—buying low, selling high—generates revenue while simultaneously making electrical grids more stable.
Compared to What Came Before
Previous energy storage relied primarily on pumped hydroelectric systems, which require specific geography and enormous upfront construction costs, or diesel generators, which emit carbon and create noise. Traditional lithium-ion batteries existed but were prohibitively expensive—roughly $1,100 per kilowatt-hour in 2010. Tesla's manufacturing scale and innovations have dropped costs below $100 per kilowatt-hour for newer systems, making batteries economically competitive with fossil fuel alternatives for the first time.
Automakers historically bought batteries from specialized suppliers without owning manufacturing. Everyone wanting a piece of Tesla's battery business represents a fundamental rejection of that model. Companies now recognize that controlling battery production means controlling technology development, cost reduction, and supply certainty in ways that purchasing cannot achieve.
Who Uses It and How
Current battery deployments span multiple sectors. Utility companies use megapacks to stabilize grids during peak demand—California's grid operators have installed multiple megapack facilities that discharge during 4-9 PM when residential consumption peaks. Data centers deploy batteries to buffer power delivery and maintain operations during grid fluctuations. Mining companies use battery systems to replace diesel generators at remote sites. Australia's Hornsdale Power Reserve, featuring Tesla megapacks, demonstrated that battery storage could serve 30,000 homes' worth of electricity needs, cementing the technology's credibility.
Pros, Cons, and Concerns
Battery storage offers clear advantages: zero emissions during operation, rapid response to demand changes (milliseconds, versus minutes for traditional power plants), and declining costs. The disadvantages are equally concrete: mining lithium and cobalt carries environmental and human rights concerns, batteries degrade over time (though modern systems retain 80-90% capacity after 10 years), and manufacturing facilities require enormous upfront investment and electrical supply.
The bottleneck everyone facing the "everyone wants a piece of Tesla's battery business" trend must confront is raw material availability. Global lithium production cannot currently satisfy simultaneous demand from vehicle manufacturers, utility companies, and data centers. Strategic competition for mining rights, particularly in South America's lithium triangle (Argentina, Bolivia, Chile), is intensifying.
Battery manufacturing has transformed from a component afterthought into the central strategic asset that determines which companies control energy infrastructure for the next two decades.