12.8V 50Ah LiFePO4 IP68 Waterproof Battery Pack

Our Custom 12.8V 50Ah IP68 Waterproof LiFePO4 Battery Pack is built in the hardest environments to meet your application, requiring waterproof durability, long-lasting power, or small energy storage. Packed with reputable brand LiFePO4 cells and a hard aluminum casing, this 12.8V 50Ah IP68 battery guarantees dependable operation in dusty, wet, and high-impact conditions.

Key features：

Waterproof IP68 Below 1 Meter for 6 hours
LiFePO4 chemistry – 2000+ cycles, 50% lighter, more compact than lead-acid
4S1P compact design – customizable aluminum alloy housing to fit tight battery compartments
50Ah high capacity – ideal for extended runtime in monitoring, remote devices, and communication
Full customization – adjustable ports, cables, dimensions, and communication protocols (RS485/CAN/Bluetooth)

12.8V 50Ah LiFePO4 Battery Pack Parameter

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No.	Item	Parameter	Remark
1	Nominal Voltage	12.8V	3.2V/Cell
2	Nominal Capacity	50Ah	@0.2C
3	Minimum Capacity	49Ah	/
4	Shipment Voltage	/
5	Initial Internal Impedance	≤50mΩ	AC 1KHZ
6	Standard Charge Voltage	14.6V	3.65V/cell
7	Standard Charge Current	5A
8	Max. Charge Current	10A
9	Standard Discharge Current	5A
10	Max. Discharge Current	10A	/
11	Burst Discharge Current	100±10A	≤200ms
12	Discharge Cut-off Voltage	10V	2.5V/Cell
13	Cycle Life	≥2000 cycles	Retention: ≥80%
14	Charge Temperature	0°C~+65°C	Standard Charge
15	Discharge Temperature	-20°C~ +65°C	Standard Discharge
16	Storage Temperature	0°C~ +35°C	≤3 Months
16	Storage Temperature	0°C~ +25°C	≤1 Year
17	Weight	About 7.1	kg
18	Special Request	IP68	IP68

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12.8V 50Ah LiFePO4 Battery Pack FAQs

Can this 12V 50Ah LFP battery work under water for a long time?

Yes, the battery is IP68 rated waterproof and can work continuously for 6 hours in a 1 meter water depth environment, which is perfect for working scenarios near water, humidity or frequent rainstorms.

Can I connect this battery in series or parallel?

Yes, we offer custom configurations for series or parallel connections. To ensure system safety and compatibility, we recommend our engineering team handle any multi-pack setup with proper BMS adjustments.See this article for more information on 12V battery in series and parallel .

Can I customize the casing or connectors?

Absolutely. We offer various housing options including aluminum alloy, plastic, and injection-molded enclosures, as well as different connectors such as waterproof cables, aviation plugs, and terminals based on your application needs.

Does this battery pack support other communication protocols (e.g. CAN bus, UART)?

Yes, the battery includes a high-quality Battery Management System (BMS) for overcharge, over-discharge, short circuit, and temperature protection. We also support optional RS485, CAN, or Bluetooth communication for remote monitoring.

Are customized batteries certified for CE, UN38.3, UL, etc.?

We ensure all custom battery solutions comply with internationally recognized safety standards. Our certifications include UN 38.3, MSDS, CE, RoHS, and UL.