12v 400ah Lithium Ion Battery
We are lithium battery manufacturer, we not only can supply your standard 12v 400ah LiFePO₄ Battery, but also can custom 12V 400Ah LiFePO₄ lithium Battery, voltage, current, size, BMS, Software etc for you, we supply 12V 400Ah lithium Battery in unbeatible price and fast delivery over over the world door to door deliver service.
Key Features of 12V 400Ah LiFePO₄ Battery
Exceptional Weather Resistance
Sealed for high durability, the battery performs reliably even in extreme weather conditions such as heavy rain, typhoons, and storms.Intelligent BMS Protection
The integrated Battery Management System safeguards against overcharging, overvoltage, deep discharge, short circuit, reverse polarity, overcurrent, and overheating—ensuring long-term battery health.Multiple Charging Options
Compatible with solar panels, vehicle alternators, and grid-based charging systems for flexible energy input.High Power Output
Designed to power RVs, marine propulsion systems, electric forklifts, floor scrubbers, and high-load outdoor equipment with stable, high-current output.Optional LCD Display
Real-time display of voltage, SOC, current, and temperature provides users with clear, actionable system insights.Built-in Current Splitter
Ensures even power distribution across cells, improving overall battery consistency and longevity.CANBus & RS485 Communication
Enables seamless communication with inverters, chargers, monitoring systems, and mobile devices—ideal for integrated energy storage systems.
Charging Methods & Time Estimates
LiFePO₄ Charger (14.6V 80A): ~5 hours for a full charge
Solar Panel (700W PV System): ~2 days under optimal sunlight
Vehicle Alternator + DC-DC Charger (12V 60A): ~6 hours
Generator + AC-DC Charger (14.6V 80A): ~5 hours
Application Scenarios
The 12V 400Ah LiFePO₄ battery is ideal for a wide range of high-demand, deep-cycle applications:
Recreational Vehicles (RVs) & Campers
Golf Carts & Utility Vehicles
Boats, Yachts & Marine Systems
Home Solar Energy Storage
Solar Lighting Systems
Electric Vehicles & HEVs
Industrial Automation & Equipment
Backup Power & Off-Grid Systems
| 12v 400ah Battery Specification | |
| Model | PLB12400A |
| Battery Type | Lifepo4 lithium battery |
| Nominal voltage (V) | 12.8 |
| Nominal capacity (Ah) | 400 |
| Charging cut-off voltage (V) | 14.6 |
| Discharge cut-off voltage (V) | 10 |
| Large continuous discharge current (A) | 250 |
| Standard charging current | 20 |
| Suitable temperature for charging | -20℃~55℃ |
| Suitable temperature for discharge | -20℃~65℃ |
| Battery size | 530*237*210( customize able) |
| Battery weight | 20kg |
| Storage temperature range | -40℃~55℃ |
| Storage environment humidity (RH) | 5%~95% |
| Single overvoltage protection value | 3.65V |
| Overvoltage release value | 3.5V |
| Single undervoltage protection value | 2.5V |
| Undervoltage release value | 2.7V |
| Overcurrent protection value | 450A |