--- product_id: 865197528 title: "12V 100Ah LiFePO4 Lithium Battery Group 31 Rechargeable Battery" brand: "dumfume" price: "R8039" currency: ZAR in_stock: false url: https://www.desertcart.co.za/products/865197528-12v-100ah-lifepo4-lithium-battery-group-31-rechargeable-battery store_origin: ZA region: South Africa --- # 1.28kWh energy capacity 2/3 lighter than AGM batteries Built-in 100A BMS protection 12V 100Ah LiFePO4 Lithium Battery Group 31 Rechargeable Battery **Brand:** dumfume **Price:** R8039 **Availability:** ❌ Out of Stock ## Summary > 🔋 Power your freedom with lightweight, long-lasting energy! ## Quick Answers - **What is this?** 12V 100Ah LiFePO4 Lithium Battery Group 31 Rechargeable Battery by dumfume - **How much does it cost?** R8039 with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.co.za](https://www.desertcart.co.za/products/865197528-12v-100ah-lifepo4-lithium-battery-group-31-rechargeable-battery) ## Best For - dumfume enthusiasts ## Why This Product - Trusted dumfume brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Rugged & Ready:** Durable ABS casing resists dust and weather, built for indoor/outdoor adventures. - • **Compact Powerhouse:** 25% smaller footprint, perfect for tight spaces and sleek setups. - • **Plug & Play Upgrade:** Seamlessly replaces lead-acid batteries with no rewiring needed—clean energy made easy. - • **Long-Lasting Durability:** Up to 15,000 cycles at 60% depth of discharge for years of reliable use. - • **Ultra-Lightweight Energy:** Weighs just 21.6 lbs—carry 2/3 less weight without sacrificing power. ## Overview The DUNFUME 12.8V 100Ah LiFePO4 lithium battery delivers 1.28kWh of high-density energy in a compact, 25% smaller design. Weighing only 21.6 lbs, it’s 2/3 lighter than traditional AGM batteries, making it ideal for RVs, campers, solar, and off-grid systems. Featuring a built-in 100A Battery Management System, it offers advanced protection and an impressive lifespan of up to 15,000 cycles. Its durable ABS casing ensures reliable performance in diverse environments, providing a hassle-free, drop-in replacement for lead-acid batteries. ## Description Dumfume 12V 100Ah LiFePO4 Lithium Battery Group 31 Rechargeable Battery | Built-in 100A BMS, 15000+ Cycles 1280Wh Perfect for RVs MotorHomes, Camper, Solar System, Marine,Off-Grid : desertcart.ae: Electronics ## Features - 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. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0F4MJKYXC | | Brand Name | dumfume | | Compatible with Vehicle Type | RV | | Customer Reviews | 4.6 4.6 out of 5 stars (60) | | Item Highlight | Built-in 100A BMS, 15000+ Cycles 1280Wh Perfect for RVs MotorHomes, Camper, Solar System, Marine,Off-Grid | | Manufacturer | dumfume | | Manufacturer Part Number | 1 PCS 12.8V 100AH | | Model Number | 12.8V 100AH | | Number of Items | 1 | | Size | (13x6.69x8.62)12V100AH | | Terminal | m8 | | Voltage | 12 Volts | ## Product Details - **Brand:** dumfume - **Size:** (13x6.69x8.62)12V100AH - **Terminal:** m8 - **Vehicle service type:** RV - **Voltage:** 12 Volts ## Images ![12V 100Ah LiFePO4 Lithium Battery Group 31 Rechargeable Battery - Image 1](https://m.media-amazon.com/images/I/71qRxT2ZDWL.jpg) ## Available Options This product comes in different **Style** options. ## Questions & Answers **Q: Any tips for connecting batteries in series or parallel?** A: Yes – fully charge each battery first. Use the same brand, model, capacity, and BMS, and buy them within 3–6 months of each other. For multiple connections, use a bus bar. **Q: Can I use the battery right after delivery?** A: For shipping safety, it comes with ≤40% charge. Fully charge it before first use. **Q: Can I use this battery on a boat?** A: Yes, as a service battery for things like a fridge or coffee maker. Keep it dry and away from water. Not for starting engines or trolling motors. **Q: Can I charge or discharge it in cold weather?** A: Discharge works from -4°F (-20°C) to 140°F (60°C). But never charge below 32°F (0°C) – it damages the cells. The BMS will block charging. In winter, bring it indoors above 41°F (5°C) before charging. **Q: Does the package include a LiFePO4 charger?** A: No. Please use only a dedicated 14.6V LiFePO4 smart charger. Using a regular lead-acid or other lithium charger can damage the battery. --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.co.za/products/865197528-12v-100ah-lifepo4-lithium-battery-group-31-rechargeable-battery](https://www.desertcart.co.za/products/865197528-12v-100ah-lifepo4-lithium-battery-group-31-rechargeable-battery) --- *Product available on Desertcart South Africa* *Store origin: ZA* *Last updated: 2026-11-14*