- Our 12V 125Ah lithium batteries work life longer than lead-acid batteries, our lithium batteries worklife is 10 years, lead-acid batteries only can work 2-3 years.
- Our 12V 125Ah lithium batteries is lighter than lead-acid batteries, our lithium batteries weight is only 1/3 of lead-acid batteries weight.
- Our 12V 125Ah lithium batteries Charging speed faster than lead-acid batteries, our 12V 125Ah lithium battery full charge around 1.5 hours, 12V 125Ah lead-acid batteries full charge around 9 hours.
12V 125Ah LiFePO₄ lithium battery offers a powerful and efficient energy storage solution suitable for high-capacity applications. It provides longer life, higher usable capacity, and better safety compared to lead-acid batteries. Here’s a full technical and practical overview:
Basic Specifications
Nominal Voltage: 12.8V (LiFePO₄)
Capacity: 125Ah
Energy Storage: ~1,600Wh (1.6 kWh)
Charge Voltage: 14.6V
Discharge Cut-off Voltage: ~10.0V
Recommended Charge Current: 25A (max ~100A depending on BMS)
Max Continuous Discharge Current: 100A (varies by model)
Peak Discharge Current (5 sec): 150A–200A (typical)
Cycle Life: 3,000–6,000+ cycles @ 80% DOD
Weight: ~13 kg (29 lbs)
Size: ~330 x 175 x 220 mm (customize able)
Key Features
Built-in Smart BMS with:
Overcharge/over-discharge protection
Overcurrent and short-circuit protection
High/low temperature protection
High Energy Density
Fast Charging Capable
Low Self-Discharge Rate (<3%/month)
Parallel & Series Compatible (e.g., 4 in series for 48V systems)
Optional: Bluetooth or LCD display for real-time monitoring
✅ Common Applications
Off-grid solar power systems
RVs, campers, and caravans
Marine power (boats, trolling motors)
Backup power systems and UPS
Home energy storage
Electric mobility (golf carts, e-vehicles)
Power tools and portable energy stations
Advantages vs. Lead-Acid
3–5x longer cycle life
~50% lighter weight
100% depth of discharge usable
Stable output voltage
Maintenance-free and non-spillable
Faster charge/discharge rates
Lower lifetime cost
