Dumfume High-Efficiency 38.4V LiFePO4 Battery Charger 43.8V 18A with Anderson Connector & Full Protection
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- Deep Cycle Advantage – 12.8V 100Ah Mini LiFePO4 battery delivers 6000 cycles at 80% DOD, far exceeding lead-acid’s ~500 cycles.
- Smart BMS Protection – Built-in 100A BMS guards against overcharge, over-discharge, overvoltage, overcurrent, and short circuit.
- Mini Size Upgrade – Weighs only 20.94 lbs (1/3 of lead-acid) while providing 1280Wh energy, compact and easy to install.
- Extreme Environment Ready – IP67 waterproof, wide operating temperature range from -4°F to 140°F.
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Enjoy peace of mind with our 30-day return policy. If you’re not satisfied, return your purchase for a refund.
We back our batteries with a 5-year warranty, ensuring long-lasting performance and reliable quality.
Our team is always here to help—reach us anytime at Shiping20@outlook.com.
Small Size, Big Power
22 lbs only — 2/3 lighter and smaller footprint than lead-acid, yet delivers higher usable capacity.
Versatile Power Solution for Every Need
Compact, reliable, and powerful, the Yeagulch12V 100Ah LiFePO4 Lithium Battery is nicely built to meet your power needs across a variety of scenarios. Whether exploring the great outdoors, living off the grid, or preparing for unexpected power outages at home, the battery handles it all.
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Camping & Outdoor Adventures
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Experience Superior Battery Protection
Engineered for safety and durability, the Yeagulch 12V 100Ah LiFePO₄ Battery is built to deliver reliable performance even in the harshest conditions. With advanced protective systems, rugged construction, and certified quality, it ensures peace of mind wherever power is needed.
Advanced BMS Protection
Equipped with an intelligent BMS that provides multi-layer protection against over-charge, over-discharge, over-current, and short circuit, ensuring safe and stable operation at all times.
Heat & Cold Resistant
Low-temp cut-off stops charging below 32°F and discharging below -4°F, while high-temp tolerance up to 149°F/158°F ensures safe, reliable performance in extreme conditions.
Certified & Trusted
Tested to meet strict global standards with UL, CE, FCC, UN38.3, and RoHS certifications — guaranteeing proven safety and long-lasting reliability.
Power That Lasts Longer, Costs Less
Up to 15,000 cycles with a lifetime cost as low as $0.02/kWh. AC to 12V fast charging—full charge in 1.5 hrs, plus whisper-quiet 18 dB operation for reliable, affordable energy every day.
Tech Specs
Battery
- Cell Type: LiFePO4
- Nominal Voltage: 12.8V
- Capacity: 100Ah
- Energy: 1280Wh
- Cycle Life: 4000 Cycles at 100% DOD, 6000 Cycles at 80% DOD, 15,000 Cycles at 60% DOD
- BMS: 100A (built-in, multi-protection)
- Max Expansion: Up to 4S4P
Performance
- Max Continuous Charge Current: 100A (100A peak)
- Max Continuous Discharge Current: 100A
- Charge Voltage: 14.6V
- Recommended Charge Current: 20–50A
- Charging Method: AC to 12V
Temperature
- Charging: 32°F – 149°F (0°C – 65°C)
- Discharging: -4°F – 158°F (-20°C – 70°C)
- Storage: 32°F – 140°F (0°C – 60°C)
Design
- Waterproof Rating: IP65
- Case Material: ABS Plastic
- Size: 12.8×6.5× 8.46 in (325 × 165× 215 mm)
- Weight:22.05 lbs (10kg)
Others
- Short Circuit Protection: Supported
- Shipping SOC: 40%
- Warranty: 5 Years
FAQs
Yes. Our 12V 100Ah LiFePO4 batteries support up to 4 in series (4S) for 24V, 36V, or 48V systems, or 4 in parallel (4P) to expand capacity. For best results, please use the same model and age of batteries.
No. These batteries are designed for energy storage only. Do not use them for starting devices, golf carts, or jacks.
Our LiFePO4 batteries support AC to 12V charging (dedicated charger required).
12V 100Ah and below: ~1 hour full charge
12V 200–300Ah: ~1.5 hours full charge
12V 400Ah: ~2 hours full charge
12V 600Ah: ~3 hours full charge
During charging, the temperature may reach around 50°C, which is normal.
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Yes. The battery has an IP65 waterproof rating and a built-in 100A BMS for protection against overcharge, over-discharge, overcurrent, short circuit, and temperature extremes. It’s reliable for RVs, solar storage, marine, and off-grid applications.
Each unit weighs about 22.05 lbs (10 kg) and measures 12.8 × 6.5 × 8.46 inches. Compared with lead-acid batteries of the same capacity, it’s much lighter and easier to install.