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Learn the basics

Know before you buy.

Honest, practical answers for homeowners weighing up a battery or inverter, from sizing and cell chemistry to how a full system fits together.

7 min read

How much home battery backup do you really need?

Tally your daily kWh, decide how many days the battery must cover, and see whether one 16 kWh LiFePO4 unit or a stacked 28 kWh+ system suits your home.

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6 min read

Home battery chemistry: LiFePO4 or lithium-ion?

Both are lithium-ion, but their cathodes set them apart. See how LiFePO4 and NMC differ on safety, lifespan, temperature range and cost per cycle.

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5 min read

Grid-tie or hybrid: choosing your inverter

One shuts down in a blackout, the other keeps your lights on. Compare grid-tie and hybrid inverters on backup, battery support and going off-grid.

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8 min read

How to size an off-grid solar setup

From your load list to the generator: how to match panels, storage and inverter power to a home that runs entirely on its own energy.

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7 min read

Picking the best home battery for outages

Essentials only or the whole house? See how much storage and inverter power you need to ride out a blackout, and why expandability matters.

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Eco Powerwall

Premium home batteries built on LiFePO4 chemistry and hybrid solar inverters that back up your whole house, shrink your power bills and move you toward energy independence. For homeowners and installers throughout the US & UK.

Receive our battery sizing guide, plus product news installers can use.

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Clean energy, stored at home.UL 1741IEC 62619IEC 62109UN 38.3CEFCC Part 15
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