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Two chemistries. One mission. Better than lead-acid.

For over a decade, Ohmmu has pushed the limits of 12V battery technology — starting with lithium and never looking back. When sodium cell technology matured to the point where it could offer something genuinely different — not just cheaper, but better in specific real-world conditions — we knew it earned a place in our lineup.

Both chemistries leave traditional lead-acid in the dust. But they do it differently. Here's how to choose the one that's right for your vehicle and your life.

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All Products41

Check out all our products

EV & Hybrid24

Smart batteries your vehicle deservers

Auto & Truck11

Unmatched reliability and longevity

Overland & Off-Road8

Sodium batteries built for any adventure

Heavy Duty & Commercial1

Cranking and capacity, all in one package

RV & Marine2

Storage solutions for RV and marine

Home Systems1

Systems to get you off the grid

Latest Stories

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Sodium
Two years of data later, our sodium battery warranty upgraded to 4 years

Two years of data later, our sodium battery warranty upgraded to 4 years

Two years ago, we made a bet on sodium. It paid off. When we launched our 12V sodium batteries, the chemistry looked exceptional on paper - huge cold cranking amps, real performance in temperature extremes that punish other chemistries, a...

Read moreabout Two years of data later, our sodium battery warranty upgraded to 4 years

Welcome to the new Ohmmu Energy!

Welcome to the new Ohmmu Energy!

We built something better. Again. If you've visited us before, you'll notice things look a little different around here. We just launched a brand new website — and we're genuinely excited about it. After years of growing our product lineup,...

Read moreabout Welcome to the new Ohmmu Energy!

Heavy Duty
The Best Heavy Duty Truck Battery. Ever.

The Best Heavy Duty Truck Battery. Ever.

In heavy-duty trucking, weight isn’t just an inconvenience—it’s a direct cost. Fleets routinely pay overweight fees and even bake cost per pound penalties into their operating budgets. Traditional lead-acid batteries quietly add hundreds of unnecessary pounds across a truck, cutting...

Read moreabout The Best Heavy Duty Truck Battery. Ever.

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