M A X S T O R E

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Here at DIY Home Battery Backup, our sole mission is to make reliable, high-quality energy storage solutions affordable for everyone. We believe that energy independence should never come with a high price tag, so we offer industry-leading lithium battery technology at unbeatable prices.

EVE GRADE A MB31 LIFEPO4 CELLS

Tested At 330+ Amp Hours

These EVE MB31 LFP cells were batch tested on lab grade test equipent and exceeded 330 Amp hours. Iron Core battery backup system is ideal for powering household loads such as refrigerators, microwave ovens, power tools, lighting and small AC units during a short term power outage. It's perfect for areas prone to power outages. And since it's designed to accomodate the easy addition of solar panels, it's ideal for use in rural electrification projects, and situations where energy independence is desired, essentially anywhere where a reliable power source is needed but grid connection is not readily available or desirable.

On Sale $169 Each
Includes Free Shipping In The Continental U.S.*

When it comes to installing a home battery backup system, the quality of the components matters‚ and nobody delivers better quality and value than we do. Our DIY emergency power kits feature heavy duty, true low-frequency transformer-based all-in-one pure sinewave inverter chargers, trusted worldwide for their exceptional performance, safety, and a long lifespan. You won't find any of the cheap, lightweight high-frequency transformerless inverters that have flooded the US market in any of our systems.

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A Massive 1,056 Watt Hours Per Cell

These authentic EVE cells have acheived what was once thought impossible. More than one kilowatt hour in a single Lithium Iron Phosphate cell. Afull 330 Amp hour + at a nominal 3.2 Volts for more capacity than is typically offered in most commercially prepared battery packs.

Professionaly Tested For Impedence And Capacity

Our shipments of EVE MB31 330Ah cells are professionally tested for impedence and capacity in our in-house battery lab using lab grade test equipment, That way you're assured of receiving the best qualty Grade A cells that are available on the market.

Free Techical Support For Your DIY Battery Build

We offer free lifetime techbical support to help you every step of the way in completing your dream battery build. Call us anytime with any questions, we're here to help during your initial battery build, as well as long into the future. .

Quality, Reliability And Safety

EVE Energy is known for producing high-quality, reliable batteries with strict quality control and relevant certifications like IATF16949 and ISO9001. In addition, EVE's LFP cells are inherently safe due to their stable chemistry and design, which reduces the risk of thermal runaway compared to other lithium-ion types.

Cost Effectiveness Of EVE MB31 Cells

While initial costs for EVE cells might be slightly higher, the long life and low maintenance of EVE LFP batteries often result in a lower overall cost of ownership. EVE LFP cells are generally far less expensive than NMC cells and other chemistries due to the cost of raw materials and their deep cycling capacilities.

Higher Capacity In The Same Sized Compact Package

EVE Energy through its research and development arm has sussefully managed to increase cell capacity without increasing its cells dimensions which allows for overall higher battery back capacities within the same sized battery cases.  





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Why Our EVE MB31 330 Amp hour LiFePO4 cells Are the Best Choice. Here's why these cells stand above the competition:

Top-Tier Cells: These cells are brand-new, tested (Grade A) LFP Cells, No "B-grade" or "surplus" cells that others quietly sell. Each cell batch is tested to meet or exceed factory specifications.

Unmatched Longevity: These EVE LFP cells deliver 12,000+ cycles, meaning your battery can last 10 to 15 years with proper use longer than most other brands can promise.

Superior Safety: EVE Lithium Iron Phosphate chemistry is already the safest choice, but EVE's Grade A LFP manufacturing standards raise the bar even higher. You get peace of mind knowing your battery system will be rock-solid safe.

DIY Made Easy: We design our kits for easy assembly, complete with pre-tested inverters, cells, batteries, and hardware. Plus, we're just a phone call away if you need support.

Best Price Guarantee: We guarantee the best nationally advertised price on our same in-stock battery backup kits or your kit is free. Nobody else is confident enough to make that offer.

Built for Off-Grid and Home Backup: These EVE MB31 cells are ideal for solar energy storage, RVs, boats, and emergency backup systems, giving you reliable power where and when you need it most.

Don't gamble on cheap, unreliable knock off LFP cells. Install your own DIY home battery backup system with the best components and the best support at the best price with our DIY home battery backup kits featuring superior low frequency, transformer based inverter technology and Grade A LiFePO4 batteries. Ready to get started? Take control of your energy future with a battery cell you can trust!