{"product_id":"big-battery-48v-ethos-10-2kwh-2-module","title":"Big Battery 48V ETHOS 10.2KWH (2 Module) - K0949","description":"\u003ch2 class=\"p1\"\u003eBig Battery 48V ETHOS 10.2KWH (2 Module) - K0949\u003c\/h2\u003e\n\u003cp class=\"p1\"\u003eSTACKABLE POWER STORAGE! BigBattery’s 48V ETHOS is here to revolutionize your home’s power. Our all new ETHOS battery system features a fully stackable and modular design, equipped with its own control box, in-depth LED display, and mounting system.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eWhether you’re looking to ensure emergency backup power is available in your cabin or tiny home, or you’re looking to outfit your residential home with a powerful solar system, the ETHOS ensures reliable, efficient power delivery through every season. Equipped with an advanced BMS featuring an auto-cell balancing function, an IP65-rated casing, as well as an internal fire suppression system, the ETHOS ensures long-lasting safety and durability. Plus, with its interDraft LED display and CANBus\/RS485 communication protocols, you’re always able to monitor the health and status of your power.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eThe ETHOS is now available in 2-stack (10.24 kWh) and 3-stack (15.36 kWh) configurations, with the ability to expand upon your ETHOS system as needed. It’s time to take your home’s power to the next level! Shop the all-new 48V ETHOS today!\u003c\/p\u003e\n\u003ch5\u003e\u003cspan\u003eIncluded \u003c\/span\u003e\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e2 × 48V ETHOS 5.12kWh Stackable Battery Module\u003c\/li\u003e\n\u003cli\u003e1 × ETHOS Control Box\u003c\/li\u003e\n\u003cli\u003e1 × 10kWh Ethos Controller to Battery Power Cable 31.5\" inch (800mm)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003eWhat our Experts Think\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli data-start=\"98\" data-end=\"298\"\u003e\n\u003cp data-start=\"100\" data-end=\"298\"\u003e\u003cstrong data-start=\"100\" data-end=\"133\"\u003eAll‑round off‑grid powerhouse\u003c\/strong\u003e — Combines a 12 kW inverter with a 20.4 kWh LiFePO₄ battery bank, giving enough capacity and output to run most household loads or a small off‑grid home reliably.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"299\" data-end=\"536\"\u003e\n\u003cp data-start=\"301\" data-end=\"536\"\u003e\u003cstrong data-start=\"301\" data-end=\"344\"\u003eLarge energy storage with strong output\u003c\/strong\u003e — 20.4 kWh capacity provides extended runtime, while the 12 kW inverter output handles heavy loads (appliances, tools, HVAC), making it versatile for homes, cabins, or remote installations.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"537\" data-end=\"723\"\u003e\n\u003cp data-start=\"539\" data-end=\"723\"\u003e\u003cstrong data-start=\"539\" data-end=\"571\"\u003eReady for real-world demands\u003c\/strong\u003e — Solid battery chemistry and robust BMS ensure deep‑cycle durability and stable power delivery, even under demanding or fluctuating load conditions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"724\" data-end=\"928\"\u003e\n\u003cp data-start=\"726\" data-end=\"928\"\u003e\u003cstrong data-start=\"726\" data-end=\"754\"\u003eSimplifies system design\u003c\/strong\u003e — As a packaged solution, it reduces complexity, wiring, and compatibility issues — a convenient way to deploy a complete off‑grid power system with minimal configuration.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"929\" data-end=\"1098\"\u003e\n\u003cp data-start=\"931\" data-end=\"1098\"\u003e\u003cstrong data-start=\"931\" data-end=\"958\"\u003eScalable \u0026amp; future‑proof\u003c\/strong\u003e — The system can be expanded or paired with solar, generators, or additional modules, allowing users to grow their setup as needs evolve.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003eQ\u0026amp;A\u003c\/h5\u003e\n\u003cp data-start=\"0\" data-end=\"269\"\u003e\u003cstrong data-start=\"0\" data-end=\"81\"\u003eQ: What is the BigBattery 12 kW 20.4 kWh ETHOS Off‑Grid Power System (K0710)?\u003c\/strong\u003e\u003cbr data-start=\"81\" data-end=\"84\"\u003eA: A complete off-grid system combining a 48 V lithium battery bank with a 12 kW inverter, designed for whole-home, cabin, or backup solar + storage power without relying on the grid.\u003c\/p\u003e\n\u003cp data-start=\"271\" data-end=\"450\"\u003e\u003cstrong data-start=\"271\" data-end=\"308\"\u003eQ: What does “20.4 kWh” refer to?\u003c\/strong\u003e\u003cbr data-start=\"308\" data-end=\"311\"\u003eA: The total usable energy storage capacity of the battery bank, providing extended off-grid operation or reliable backup during outages.\u003c\/p\u003e\n\u003cp data-start=\"452\" data-end=\"692\"\u003e\u003cstrong data-start=\"452\" data-end=\"503\"\u003eQ: What are the key design and safety features?\u003c\/strong\u003e\u003cbr data-start=\"503\" data-end=\"506\"\u003eA: LiFePO₄ chemistry, IP65-rated weather-resistant enclosure, advanced BMS with cell balancing, and an integrated internal fire-suppression system for safety and long-term reliability.\u003c\/p\u003e\n\u003cp data-start=\"694\" data-end=\"955\"\u003e\u003cstrong data-start=\"694\" data-end=\"753\"\u003eQ: What kind of inverter and capabilities are included?\u003c\/strong\u003e\u003cbr data-start=\"753\" data-end=\"756\"\u003eA: A split-phase 12 kW inverter supporting household AC loads, solar PV input via MPPT, seamless switching between solar\/battery and grid or generator power, and compatibility with large PV arrays.\u003c\/p\u003e\n\u003cp data-start=\"957\" data-end=\"1174\"\u003e\u003cstrong data-start=\"957\" data-end=\"1018\"\u003eQ: What types of users or setups is this system best for?\u003c\/strong\u003e\u003cbr data-start=\"1018\" data-end=\"1021\"\u003eA: Tiny homes, cabins, off-grid residences, remote homesteads, backup-power installations, and other structures needing robust solar + battery storage.\u003c\/p\u003e\n\u003cp data-start=\"1176\" data-end=\"1440\"\u003e\u003cstrong data-start=\"1176\" data-end=\"1268\"\u003eQ: What are the main benefits compared with simpler battery setups or lead-acid systems?\u003c\/strong\u003e\u003cbr data-start=\"1268\" data-end=\"1271\"\u003eA: Higher usable energy, maintenance-free operation, safer LiFePO₄ chemistry, longer lifespan, compact modular design, and integrated off-grid or backup functionality.\u003c\/p\u003e\n\u003cp data-start=\"1442\" data-end=\"1596\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\u003cstrong data-start=\"1442\" data-end=\"1483\"\u003eQ: Is the system scalable or modular?\u003c\/strong\u003e\u003cbr data-start=\"1483\" data-end=\"1486\"\u003eA: Yes, additional ETHOS battery modules can be added to expand storage capacity and increase backup duration.\u003c\/p\u003e\n\u003ch5\u003eMaintenance Tips\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli data-start=\"176\" data-end=\"304\"\u003e\n\u003cp data-start=\"178\" data-end=\"304\"\u003eInstall the ETHOS system in a \u003cstrong data-start=\"208\" data-end=\"247\"\u003ecool, dry, and well-ventilated area\u003c\/strong\u003e to ensure optimal performance and prevent overheating.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"305\" data-end=\"442\"\u003e\n\u003cp data-start=\"307\" data-end=\"442\"\u003e\u003cstrong data-start=\"307\" data-end=\"367\"\u003eRegularly inspect all wiring, terminals, and connections\u003c\/strong\u003e for looseness, corrosion, or damage to maintain safe off-grid operation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"443\" data-end=\"542\"\u003e\n\u003cp data-start=\"445\" data-end=\"542\"\u003eKeep the system exterior \u003cstrong data-start=\"470\" data-end=\"493\"\u003eclean and dust-free\u003c\/strong\u003e using a soft, dry cloth to avoid heat buildup.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"543\" data-end=\"653\"\u003e\n\u003cp data-start=\"545\" data-end=\"653\"\u003eAvoid exposure to \u003cstrong data-start=\"563\" data-end=\"618\"\u003edirect sunlight, moisture, and extreme temperatures\u003c\/strong\u003e to preserve internal components.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"654\" data-end=\"766\"\u003e\n\u003cp data-start=\"656\" data-end=\"766\"\u003eMonitor battery state of charge and avoid \u003cstrong data-start=\"698\" data-end=\"717\"\u003edeep discharges\u003c\/strong\u003e to maintain long-term capacity and efficiency.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"767\" data-end=\"892\"\u003e\n\u003cp data-start=\"769\" data-end=\"892\"\u003eDuring extended periods of non-use, keep the system at \u003cstrong data-start=\"824\" data-end=\"841\"\u003e50–60% charge\u003c\/strong\u003e and disconnect from all loads and power sources.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003c!----\u003e","brand":"Big Battery","offers":[{"title":"Default Title","offer_id":45468169044159,"sku":"K0949","price":2925.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0683\/5703\/0079\/files\/ETHOS-2stack-carousel.png?v=1775548244","url":"https:\/\/se0yig-03.myshopify.com\/products\/big-battery-48v-ethos-10-2kwh-2-module","provider":"Your Outdoor Setup Starts Here","version":"1.0","type":"link"}