







12V 100Ah LiFePO4 Lithium Battery Group 31 Rechargeable Battery
US$269.96
Arrives as soon as ✓ Free shipping — over $200Description
Product Details Size: (13x6.69x8.62)12V100AH Voltage: 12 volts Number of Items: 1 Model Number: 12.8V 100AH Compatible with Vehicle Type: RV Terminal: m8 Battery Capacity: 100 amp_hours Au...
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Orders of $200 or more ship free. No code needed.
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Product Details
- Size: (13x6.69x8.62)12V100AH
- Voltage: 12 volts
- Number of Items: 1
- Model Number: 12.8V 100AH
- Compatible with Vehicle Type: RV
- Terminal: m8
- Battery Capacity: 100 amp_hours
- Automotive Fit Type: Universal Fit
- Battery Type: Other Than Listed
- Manufacturer Part Number: 1 PCS 12.8V 100AH
- Item Highlight: Built-in 100A BMS, 15000+ Cycles 1280Wh Perfect for RVs MotorHomes, Camper, Solar System, Marine,Off-Grid
- Manufacturer Warranty Description: 5 Year
About this item
- 25% Size Reduction,Equivalent 1.28kWh Energy: DUNFUME 12V 100Ah LiFePO4 lithium battery is compact yet powerful, with 1.28kWh of energy capacity and a 40% increase in energy density. Ideal for caravans, camper battery and off-grid energy storage 12v battery systems.Please do not use this battery as starting batteries, golf cart batteries, or jacks. We do not suggest using it to start any device!
- Ideal Replacement for Lead-acid Battery: DUNFUME 12V 100Ah LiFePO4 battery lithium battery is a seamless drop-in replacement for a lead-acid 12 volt battery. No additional wiring is needed, providing a hassle-free upgrade to clean energy. Additionally, it supports series and parallel connections (up to 4S4P) to build a 51.2V 400Ah system, suitable for home energy storage, UPS systems, and camping.
- 2/3 Lighter & 7.5X Higher Energy Density: DUNFUME Group 31 Battery Weighing only 21.6 lbs, LiFePO4 12V 100Ah battery is two-thirds lighter than traditional 100Ah AGM batteries,which weigh 63.9 lbs. With 1280Wh energy capacity, it offers 7.5 times higher energy density than 12V 70Ah AGM batteries, delivering more efficient energy use at a fraction of the weight, ideal for portable and space-saving applications.
- Built-in 100A BMS & Grade A Cells: The integrated 100A Battery Management System(BMS) provides comprehensive protection against overcharging, over-discharging,short circuits, overheating, and overcurrent. Equipped with top-tier lithium iron phosphate battery cells, DUNFUME 12 volt lithium battery supports up to 4000 cycles at 100% DOD, 6000 cycles at 80% DOD, and 15000 cycles at 60% DOD, offering a 10-90% battery life.
- Durable ABS Casing: DUNFUME lifepo4 Rechargeable battery casing is made from ABS plastic,offering dustproof and weather resistance (not waterproof). This robust design makes it suitable for both indoor and outdoor installations, even in harsh conditions. Note: Under Various Temp/Humidity Measurement Methods And Instruments, Voltage And Current May Deviate By 1%~5%. Charge/Discharge lifepo4 battery 12v Once Every 6 Months To Prevent Damage From Disuse.
- Battery performance requires temperatures of 5°C or higher. Please verify suitability before purchase. Return shipping for low-temperature charging issues is not covered.
Shipping Policy
Weekend Shed ships from the United States.
Most orders leave the warehouse within 1 business day and arrive in 2–7 business days.
- Free shipping on orders of $200 or more, applied automatically
- Otherwise shipping is a flat $6.90
- Your tracking number is emailed as soon as your order ships
- We currently ship to the lower 48 United States
Return policy
30-day returns.
If it's not quite right, you can request a return within 30 days of delivery, and Weekend Shed will email you return instructions. Change-of-mind returns must be unused, unassembled, and in their original packaging. There is no restocking fee. Depending on the item's packaged size and weight and how it needs to be collected, a change-of-mind return may have a return shipping or pickup cost. We only deduct the actual cost: we tell you the exact amount and get your OK before arranging a paid return, and if there is no cost, nothing is deducted. Returns for damaged, defective, or incorrect items are free.
How it works
- Email us at support@weekendshed.com with your order number.
- We send your return instructions within 1 business day, along with any return shipping cost so you can decide.
- Your refund goes back to your original payment method within 10 business days of the carrier scan.
Damaged or defective on arrival? Send a photo and Weekend Shed replaces or refunds immediately, return shipping on us, and in most cases you won't need to send anything back.






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