Blue Carbon Factory Wholesale BMS Built-in LiFePO4 3kWh Battery 12V for Home Energy Storage
Product Description
Deliver reliable, efficient energy storage with this 12V 250Ah LiFePO4 battery pack. Designed for solar storage, backup power, and off-grid applications, it provides stable performance, long service life, and dependable protection through a built-in BMS. With a nominal energy output of 3kWh and a cycle life of over 6,000 cycles, it is built for long-term daily use.
Why Choose a LiFePO4 Battery for Solar Energy Storage?
Compared with traditional lead-acid batteries, LiFePO4 technology offers higher efficiency, longer lifespan, and improved safety.
Key Advantages:
- Over 6000 deep charge cycles
- Stable voltage output for solar applications
- Fast charging efficiency
- Maintenance-free operation
- Environmentally friendly lithium chemistry
- Lower long-term energy cost
This makes it one of the best battery solutions for solar energy storage systems and hybrid power installations.
Industrial Manufacturing & Durable Design
Engineered for real-world operating conditions, the battery features a high-strength aluminum-magnesium alloy enclosure that protects internal cells from corrosion, vibration, and harsh climates.
The integrated casting structure improves:
- Heat dissipation performance
- Structural durability
- Long-term operational stability
Each battery undergoes strict cell matching and quality control to ensure consistent performance and extended service life.
Intelligent BMS Protection System
The built-in Battery Management System continuously monitors battery status to guarantee safe and efficient operation.
Protection Functions Include:
- Overcharge protection
- Over-discharge protection
- Short circuit protection
- Temperature monitoring
- Cell balancing technology
This intelligent protection system enhances battery safety and maximizes lifespan in solar and inverter systems.
Designed for Real Applications
This lithium battery supports a wide range of energy storage scenarios:
- Solar home systems (SHS)
- Off-grid residential power
- Commercial & industrial lighting
- Telecom and security backup systems
- Agricultural and rural electrification projects
- Night markets and mobile businesses
- Emergency UPS power supply
Whether reducing diesel generator dependence or stabilizing unreliable grids, the battery delivers consistent energy where it matters most.


Frequently Asked Questions
Q1: Is this battery suitable for off-grid solar systems?
Yes, the 12V 250Ah LiFePO4 battery is designed for off-grid solar energy storage, providing stable power for homes, businesses, and rural electrification projects.
Q2: How long does the battery last?
The battery supports more than 6000 charge cycles, equivalent to over 10 years of normal daily use.
Q3: Can it work with an inverter?
Yes, it is compatible with most 12V inverter systems and solar charge controllers with lithium battery mode.
Q4: Is the battery safe in high-temperature environments?
LiFePO4 chemistry offers excellent thermal stability, making it suitable for hot climates common in Africa and Southeast Asia.
Q5: Does the battery require maintenance?
No. The battery is maintenance-free and includes a built-in BMS for automatic protection.






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