{"product_id":"custom-lithium-ultra-slim-280ah-lifepo4-battery-86mm","title":"Ultra Slim 280Ah LiFePO4 Battery | 330A BMS","description":"\u003cdiv style=\"font-weight: bold;\"\u003e\n\u003ch2 style=\"color: #dd1d1d;\"\u003e🔋 CUSTOM LITHIUM ULTRA SLIM 280AH LiFePO4 BATTERY – AUSTRALIAN MADE\u003c\/h2\u003e\n\u003ch3 style=\"color: #00aaff;\"\u003e280Ah • 12.8V LiFePO4 • 330A Continuous Discharge • Only 86mm High • Active Balancing • 7 Year Warranty\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eCustom Lithium Ultra Slim 280Ah Battery\u003c\/strong\u003e is designed for high-capacity auxiliary power systems where conventional battery height and packaging simply will not work.\u003c\/p\u003e\n\u003cp\u003eAt only \u003cstrong\u003e86mm overall height\u003c\/strong\u003e, its ultra-slim aluminium enclosure makes it suitable for installation beneath false floors, behind seats, inside canopy walls and in other low-profile vehicle, caravan and RV locations.\u003c\/p\u003e\n\u003cp\u003eBuilt in Brisbane using premium \u003cstrong\u003eA-grade automotive LiFePO4 cells\u003c\/strong\u003e, it combines a high-current Heltech BMS, active cell balancing and a lightweight aluminium enclosure with a stated \u003cstrong\u003e330A continuous discharge capability\u003c\/strong\u003e.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3 style=\"color: #00aaff;\"\u003e⭐ KEY FEATURES\u003c\/h3\u003e\n\u003cp\u003e\u003cspan style=\"color: #80ff00;\"\u003e📏 Only 86mm High\u003c\/span\u003e\u003cbr\u003eProvides 280Ah of lithium capacity in an ultra-low-profile enclosure designed for installations where vertical space is limited.\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: #80ff00;\"\u003e🔋 280Ah LiFePO4 Capacity\u003c\/span\u003e\u003cbr\u003eSubstantial energy storage for larger touring, caravan, RV and off-grid auxiliary systems.\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: #80ff00;\"\u003e⚡ 330A Continuous Discharge\u003c\/span\u003e\u003cbr\u003eHigh-current capability supports demanding 12V loads and appropriately designed inverter systems.\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: #80ff00;\"\u003e🇦🇺 Australian Made\u003c\/span\u003e\u003cbr\u003eBuilt in Brisbane and supplied as a certified Australian Made product.\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: #80ff00;\"\u003e🧠 High-Current Heltech BMS\u003c\/span\u003e\u003cbr\u003eThe battery management system helps protect against overheating, over-discharge and short-circuit conditions.\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: #80ff00;\"\u003e⚖️ Active Cell Balancing\u003c\/span\u003e\u003cbr\u003eThe integrated active balancer helps manage individual cells and maintain consistent battery performance.\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: #80ff00;\"\u003e🛡️ Lightweight Aluminium Enclosure\u003c\/span\u003e\u003cbr\u003eThe custom aluminium housing reduces unnecessary bulk while helping protect the internal cells and components.\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: #80ff00;\"\u003e🚙 Built for Touring \u0026amp; Corrugations\u003c\/span\u003e\u003cbr\u003eInternal components are insulated against vibration to help protect the battery during rough-road and remote-area travel.\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: #80ff00;\"\u003e🧪 Individually Bench Tested\u003c\/span\u003e\u003cbr\u003eEach battery is individually bench tested before supply as part of Custom Lithium's quality-control process.\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: #80ff00;\"\u003e🛡️ 7 Year Warranty\u003c\/span\u003e\u003cbr\u003eBacked by a full 7-year manufacturer warranty.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3 style=\"color: #00aaff;\"\u003e📐 HIGH CAPACITY FOR LOW-PROFILE INSTALLATIONS\u003c\/h3\u003e\n\u003cp\u003eThe Ultra Slim range is designed for applications where battery height is restricted but substantial capacity is still required.\u003c\/p\u003e\n\u003cp\u003eThe supplied overall dimensions are \u003cstrong\u003e620mm L × 373mm W × 86mm H\u003c\/strong\u003e, making the 280Ah model suitable for applications such as:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eUnder false floors\u003c\/li\u003e\n\u003cli\u003eBehind suitable vehicle seats\u003c\/li\u003e\n\u003cli\u003eInside canopy walls\u003c\/li\u003e\n\u003cli\u003eUnder storage platforms\u003c\/li\u003e\n\u003cli\u003eCustom 4WD auxiliary systems\u003c\/li\u003e\n\u003cli\u003eCaravan \u0026amp; RV battery installations\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3 style=\"color: #00aaff;\"\u003e🚐 BUILT FOR SERIOUS OFF-GRID POWER\u003c\/h3\u003e\n\u003cp\u003eWith \u003cstrong\u003e280Ah of lithium capacity\u003c\/strong\u003e, this battery can form the foundation of a substantial touring or off-grid electrical system.\u003c\/p\u003e\n\u003cp\u003eIt can support compatible equipment including:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e❄️ 12V fridges \u0026amp; freezers\u003c\/li\u003e\n\u003cli\u003e💡 Camp \u0026amp; vehicle lighting\u003c\/li\u003e\n\u003cli\u003e📡 Starlink\u003c\/li\u003e\n\u003cli\u003e💻 Computers \u0026amp; electronics\u003c\/li\u003e\n\u003cli\u003e📷 Cameras \u0026amp; charging equipment\u003c\/li\u003e\n\u003cli\u003e💨 Air compressors\u003c\/li\u003e\n\u003cli\u003e🛠️ Compatible tools \u0026amp; battery chargers\u003c\/li\u003e\n\u003cli\u003e🔌 240V appliances through a suitable inverter\u003c\/li\u003e\n\u003cli\u003e🍳 Induction cooking through an appropriately designed inverter system\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3 style=\"color: #00aaff;\"\u003e🔋 PREMIUM LiFePO4 CELL TECHNOLOGY\u003c\/h3\u003e\n\u003cp\u003eThe battery is constructed using \u003cstrong\u003eA-grade automotive LiFePO4 cells\u003c\/strong\u003e, combined with a high-current BMS and active cell balancing.\u003c\/p\u003e\n\u003cp\u003eThe supplied product information positions LiFePO4 chemistry as a suitable choice for demanding vehicle and off-grid applications where safety, reliability and performance are important.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3 style=\"color: #00aaff;\"\u003e📊 TECHNICAL SPECIFICATIONS\u003c\/h3\u003e\n\u003cp\u003eCapacity: 280Ah\u003c\/p\u003e\n\u003cp\u003eNominal Voltage: 12.8V\u003c\/p\u003e\n\u003cp\u003eContinuous Discharge: 330A\u003c\/p\u003e\n\u003cp\u003ePeak Discharge \/ Protection: 1060–1600A as specified by manufacturer\u003c\/p\u003e\n\u003cp\u003eRecommended Charge Current: 100A\u003c\/p\u003e\n\u003cp\u003eCharge Voltage: 14.2–14.6V\u003c\/p\u003e\n\u003cp\u003eAbsorption \/ Float Voltage: 13.4–13.6V\u003c\/p\u003e\n\u003cp\u003eLow-Voltage Cut-Off: 10.5V\u003c\/p\u003e\n\u003cp\u003eOperating Temperature: 0°C to 60°C\u003c\/p\u003e\n\u003cp\u003eTerminals: M10\u003c\/p\u003e\n\u003cp\u003eOverall Dimensions: 620mm L × 373mm W × 86mm H\u003c\/p\u003e\n\u003cp\u003eWeight: Approx. 26.5kg\u003c\/p\u003e\n\u003cp\u003eBattery Chemistry: LiFePO4\u003c\/p\u003e\n\u003cp\u003eBMS: Heltech High-Current BMS\u003c\/p\u003e\n\u003cp\u003eCell Balancing: Active Balancer\u003c\/p\u003e\n\u003cp\u003eEnclosure: Aluminium\u003c\/p\u003e\n\u003cp\u003eWarranty: 7 Years\u003c\/p\u003e\n\u003cp\u003eManufactured: Brisbane, Australia\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3 style=\"color: #00aaff;\"\u003e⚡ HIGH-CURRENT PERFORMANCE\u003c\/h3\u003e\n\u003cp\u003eThe stated \u003cstrong\u003e330A continuous discharge capability\u003c\/strong\u003e gives the 280Ah Ultra Slim substantial current capacity for larger auxiliary systems.\u003c\/p\u003e\n\u003cp\u003eThis makes it suitable for appropriately designed high-power inverter installations, but actual inverter compatibility depends on DC current demand, surge requirements, cable sizing, fuse protection, connection quality and BMS limits.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3 style=\"color: #00aaff;\"\u003e🔌 CHARGING REQUIREMENTS\u003c\/h3\u003e\n\u003cp\u003eThe supplied specifications recommend a charge current of up to \u003cstrong\u003e100A\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBulk \/ Charge Voltage: 14.2–14.6V\u003c\/li\u003e\n\u003cli\u003eAbsorption \/ Float Voltage: 13.4–13.6V\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIf your charger provides a LiFePO4 profile matching these voltage requirements, that setting can be used.\u003c\/p\u003e\n\u003cp\u003eCompatible lower-output DC-DC chargers such as 25A, 30A or 40A units can also be used, although recharge times will be longer with a 280Ah battery.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3 style=\"color: #00aaff;\"\u003e🇦🇺 AUSTRALIAN MADE\u003c\/h3\u003e\n\u003cp\u003eCustom Lithium states that its Ultra Slim batteries are \u003cstrong\u003eAustralian Made\u003c\/strong\u003e and built in Brisbane.\u003c\/p\u003e\n\u003cp\u003eEach battery is individually bench tested before supply and backed by a 7-year manufacturer warranty.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3 style=\"color: #00aaff;\"\u003e📋 STANDARDS \u0026amp; COMPONENT COMPLIANCE\u003c\/h3\u003e\n\u003cp\u003eCustom Lithium states that its batteries are manufactured using \u003cstrong\u003eIEC 62619-certified components\u003c\/strong\u003e and meet the recommendations of \u003cstrong\u003eAS\/NZS 3001\u003c\/strong\u003e.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2 style=\"color: #dd1d1d;\"\u003e❓ QUICK FAQ\u003c\/h2\u003e\n\u003ch3 style=\"color: #00aaff;\"\u003eWhere can the 280Ah Ultra Slim battery be installed?\u003c\/h3\u003e\n\u003cp\u003eIts 86mm-high design makes it suitable for low-profile spaces such as under false floors, inside canopy walls and other compact auxiliary battery locations where sufficient length and width are available.\u003c\/p\u003e\n\u003ch3 style=\"color: #00aaff;\"\u003eCan I replace an AGM battery with this lithium battery?\u003c\/h3\u003e\n\u003cp\u003ePotentially, but your complete charging system must be lithium compatible. Check your DC-DC charger, solar regulator and 240V charger to ensure they support the required LiFePO4 charging profile before changing from AGM.\u003c\/p\u003e\n\u003ch3 style=\"color: #00aaff;\"\u003eWhat charging profile should I use?\u003c\/h3\u003e\n\u003cp\u003eThe supplied specifications call for a \u003cstrong\u003e14.2–14.6V charge voltage\u003c\/strong\u003e and \u003cstrong\u003e13.4–13.6V absorption\/float voltage\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3 style=\"color: #00aaff;\"\u003eWhat size DC-DC charger can I use?\u003c\/h3\u003e\n\u003cp\u003eThe stated recommended charge current is up to 100A. Smaller compatible chargers such as 25A, 30A or 40A units can also be used, but will take longer to recharge the 280Ah battery.\u003c\/p\u003e\n\u003ch3 style=\"color: #00aaff;\"\u003eCan this battery run an inverter?\u003c\/h3\u003e\n\u003cp\u003eYes. The stated 330A continuous discharge capability makes it suitable for appropriately designed high-current inverter systems. Actual inverter suitability depends on DC current demand, surge requirements, cable sizing, fusing and the complete electrical installation.\u003c\/p\u003e\n\u003ch3 style=\"color: #00aaff;\"\u003eHow do I restart the battery after a low-voltage BMS shutdown?\u003c\/h3\u003e\n\u003cp\u003eThe supplied instructions describe using a lithium-compatible 240V charger with an appropriate power-supply mode to wake the BMS. Battery and charger manufacturer instructions should be followed during recovery.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2 style=\"color: #dd1d1d;\"\u003e🔋 280AH OF LITHIUM POWER IN AN ULTRA-SLIM 86MM PACKAGE\u003c\/h2\u003e\n\u003cp\u003eWith 280Ah of capacity, 330A continuous discharge capability, active balancing and an aluminium enclosure only 86mm high, the Custom Lithium Ultra Slim 280Ah is designed for high-capacity systems where conventional battery height is not an option.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHigh capacity. Ultra-slim installation. Australian made.\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"CUSTOM LITHIUM","offers":[{"title":"Default Title","offer_id":44012204687608,"sku":"CL-US-280","price":2490.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0652\/9230\/4632\/files\/us280.webp?v=1792631460","url":"https:\/\/www.homeof12volt.com.au\/products\/custom-lithium-ultra-slim-280ah-lifepo4-battery-86mm","provider":"Home of 12 Volt Northern","version":"1.0","type":"link"}