Power a Home 6 Years with CATL’s 9MWh Battery

Sunita Somvanshi

CATL just revealed a colossal battery system that could power a typical German home for SIX ENTIRE YEARS on a single charge.

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The TENER Stack stores a massive 9 megawatt-hours (MWh) of energy – enough juice to fully charge 150 electric vehicles from empty

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Unveiled this May in Munich, it's the first mass-produced battery system to achieve this storage milestone, changing how we think about grid-scale energy

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"We're delivering accessibility to energy that can be applied globally," says CATL's European tech chief – and they're already working on even bigger versions.

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These mega-batteries solve renewable energy's biggest problem by storing excess electricity from solar and wind, making it available when the sun isn't shining.

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How safe is storing this much power? The lithium iron phosphate batteries include sensors 40% more sensitive than previous models, triggering safety systems 35% faster.

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Ever wondered how you transport something this powerful? CATL's clever "two-in-one" design splits into parts under 36 tons each, allowing standard road transport in most countries.

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Power companies need ONE-THIRD fewer containers compared to older systems when installing these batteries, saving valuable space and cutting construction costs by 20%.

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Unlike typical batteries that degrade quickly, the TENER Stack maintains full capacity for at least five years – crucial for communities depending on renewable power.

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With over 1,700 projects worldwide operating in deserts and arctic conditions, CATL has proven these systems work everywhere energy is needed.

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Surprisingly quiet at just 65 decibels (as loud as normal conversation), these units can be placed near homes without noise complaints – unlike many industrial installations.

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Mass production begins at CATL's European facility in 2025, arriving just as data centers and factories face unprecedented power reliability challenges.

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