● 15,000+ Cycle Life: Premium LiFePO4 cells deliver 15,000+ cycles, much longer lifespan than lead-acid batteries for consistent power and lower replacement cost.
● Smart BMS & Cold Protection: 120A smart BMS prevents overcharge, over-discharge, short circuit and overheat; built-in low-temp charging protection works in harsh cold conditions.
● Group 31 Size: Only 24.69 lbs (60% lighter than lead-acid), standard Group 31 footprint for direct drop-in replacement with 100% usable capacity.
● Expandable & IP65: Supports 4S4P expansion (max 16 batteries, 51.2V 400Ah, 20.48kWh); IP65 rated, perfect for RV, marine, solar, backup and off-grid power.
● 24-Hour Support: 24-hour customer assistance for installation, troubleshooting and product inquiries.
EcoBoss 12.8V 100AH LiFePO4 Battery
| Nominal Capacity: | 1280Wh |
| BMS Board: | 120A |
| Charge Voltage: | 14.6V |
| Certifications: | UL-1973/FCC/CE/RoHS/UN38.3 |
| Weight: | 23.04LB |
| Product Size(LWH): | 12.99" L x 6.77" W x 8.52" H |
EcoBoss 12.8V 100AH LiFePO4 Battery
Specifications
Product Model:
12V100Ah
Product dimensions:
12.99" L x 6.77" W x 8.52" H
Product weight:
23.04LB
Nominal voltage:
12.8 V
Nominal capacity:
1280 Wh
Operating voltage range:
10.8~14.6 V
Maximum charging voltage:
14.4 V ±0.20 V
Discharge termination voltage:
10V ±0.20V
Maximum charging current:
50 A
Maximum discharge current:
100 A
Peak current:
200 A
Working environment:
Temperature: -10°C~60°C, humidity: <95% non-condensing, atmospheric pressure: 86kPa~106kPa
Housing material:
ABS
Frequently Asked Questions
What makes this LiFePO4 battery different from a traditional lead-acid battery?
LiFePO4 (Lithium Iron Phosphate) batteries offer 3× longer lifespan, 60% lighter weight, and faster charging compared to lead-acid. They maintain over 4000–15000 charge cycles and provide consistent voltage output throughout discharge—ideal for solar storage, RVs, and off-grid systems.
Can this battery replace a lead-acid battery directly?
Yes. The 12.8V 100Ah LiFePO4 battery is a drop-in replacement for most 12V deep-cycle lead-acid or AGM batteries. Simply ensure your charger or controller supports LiFePO4 charging mode (max charge voltage 14.6V).
Does it include a built-in BMS (Battery Management System)?
Absolutely. Each unit includes a smart BMS that protects against overcharge, over-discharge, overcurrent, short circuit, and temperature extremes. It automatically balances cells to ensure optimal lifespan and stable operation.
Is it safe to use indoors or in a confined space?
Yes. LiFePO4 batteries are non-toxic, non-leaking, and have no gas emissions, making them safe for indoor use in RVs, boats, and cabins. However, proper ventilation helps maintain optimal temperature.
Can I use this battery with an inverter or solar controller?
Yes. It’s compatible with pure sine wave inverters, MPPT/PWM controllers, and most 12V solar systems. Just confirm the inverter’s battery low-voltage cutoff (≥10.8V) and charge controller’s battery setting = LiFePO4.
What happens if the battery gets too cold or too hot?
The built-in BMS protects against temperature extremes. Charging is automatically disabled below 0°C (32°F) and above 55°C (131°F) to prevent damage. The battery will resume normal operation once back within safe limits.
Can I monitor the battery status?
If you choose the Bluetooth version, you can check real-time voltage, capacity, temperature, and cycle count via a smartphone app. It helps you optimize energy usage and detect issues early.
How do I store the battery when not in use?
Store it at 40–60% charge, in a dry, cool place (10–30°C). Disconnect from all loads and chargers. If stored long-term, recharge every 3–6 months to maintain health.
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