12V SEAL- LiFePO4 - 228Ah - 3.0kWh


10 Year Warranty

SKU FSEAL-12030-G1 Categories , , SKU#: BACKORDER - SEP 1ST

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BigBattery prides itself on having a lithium-ion solution for whatever you need to power, and that’s why we’re so proud to be able to offer you a safe, powerful 12V solution for your boats and other marine applications.

This heavy-duty battery is equipped with 316 grade stainless steel, a watertight double seal – both rubber and foam – and an extendable LED voltmeter so you can install the display in your boat’s control panel. These additions come on top of our already lengthy list of incredible features such as our advanced BMS, brand new LFP cells, thermal management system, and 300A fuse. With 3kWh of watertight, non-corrosive power, you’ll be sailing and speeding across the water in no time!

And as always, it requires zero maintenance, it’s easily installed, it’s made right here in the US, and is guaranteed to be the lowest cost battery in its class available today.

Tech Spec


✅ LED Display
✅ Compact Modular Design
✅ High Temp Operating Range
✅ Best Power Density/Pack Size
✅ Best Aluminum Mosfet Design
✅ 3000 A Short Circuit Protection
✅ High Cold-Cranking Amps (400A)


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Accessories For - 12V SEAL- LiFePO4 - 228Ah - 3.0kWh

  • Sale!

    (1) SB175 to (2) SB175

    Parallel Cable

  • Sale!

    (1) SB175 to (2) SB175

    Series Cable

  • Sale!

    12V Charger

    SB175 Anderson


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