12V SEAL- LiFePO4 - 228Ah - 3.0kWh


10 Year Warranty

SKU FSEAL-12030-G1 Categories , , SKU#:
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.


10 Year Savings Vs Lead-Acid


The Space & Weight




Safe & Reliable 

Tech Specs

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Chemistry: LiFePO4 (New)
Battery Configuration: 4S (Series)
Ah Capacity: 228Ah
kWh Capacity: 3.018kWh
Wh Capacity:3018Wh
Max Continuous Discharge Current:175A
Max Continuous Power: 2240W
Max Discharge Peak Current: 350A (6 Seconds)
Voltage Range: 9.8 – 14.6V
Max Charge Voltage:14.6V
Max Charge Current:175A
Charge Temp Range (°C):0°C (32°F) / 35°C (95°F)
Discharge Temp Range (°C):-30°C (-22°F) / 55°C (131°F)
Optimal Discharge Temp. Range:15°C (59°F) / 35°C (95°F)
Storage Temp: -20°C (-4°F) / 35°C (95°F) (Max 6 Months)
Weight:52 (LBS)
Dimensions: (L): 9.6" (W): 7.6" (H) 13.1"
Safety Features:Safety Fuse (300A)
BMS (Battery Management System)
Over Voltage, Under Voltage, Over-Current
Thermal Management System & Built-In Fire Suppressions System,
Max battery Connections:Series: Not Series Capable
Parallel: (YES) ☑ Cap x (8)

Designed For 12V Applications


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12V OWL MAX 2 - LiFePO4 - 228Ah - 3.018kWh

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For more information or larger quantity inquiries, visit our B2B page or please call our sales team at #(818) 280-3091

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