Fogstar Drift 48V 125Ah Lithium Leisure Battery 6.4kWh, 51.2V LiFePO4 leisure battery for high-demand 48V solar, marine, off-grid and industrial-grade energy storage systems. 150A BMS with CAN / RS485 communications, Bluetooth monitoring and plug-and-play compatibility with leading inverter brands. Built-in heating, 4000+ cycle life and expandable parallel connection up to 16 batteries for scalable 48V storage. Fogstar Drift 48V 125Ah Lithium Leisure Battery The Fogstar Drift 48V 125Ah Lithium Leisure Battery is designed and engineered in the UK for high-capacity, high-voltage performance in solar, marine, off-grid and industrial-grade energy storage applications. With 6400Wh of usable energy at 51.2V nominal, it is a powerful 48V battery option for demanding leisure and backup systems. Built using Lithium Iron Phosphate prismatic cells, this battery combines stable LiFePO4 chemistry with an advanced 150A BMS, built-in Bluetooth monitoring and integrated heating for dependable charging in low-temperature conditions. CAN and RS485 communication support makes it suitable for plug-and-play inverter integration across a wide range of popular brands. Key features 6.4kWh energy storage - 6400Wh at 51.2V nominal for high-demand 48V systems. 125Ah nominal capacity - robust lithium storage for solar, off-grid, marine and industrial energy applications. Premium LiFePO4 cells - lithium iron phosphate chemistry for thermal stability, long life and dependable cycling. Advanced 150A BMS - supports 150A maximum continuous discharge and up to 150A charging current. Built-in protection - temperature protection, over-current protection and over-discharge protection included. Bluetooth monitoring - connects to the free Fogstar Drift App on iOS and Android for real-time battery data. Built-in heating - integrated heater warms the battery to 5°C to enable charging in low-temperature conditions. Inverter communications - CAN / RS485 communication with protocols for Victron, Sofar, Pylontech, Growatt, Solis and Goodwe. Expandable system design - connect up to 16 identical batteries in parallel for larger capacity systems. Series connection is not supported. 10 year warranty - manufacturer warranty support for Fogstar Drift leisure batteries, subject to warranty terms. Where to use This 48V Fogstar Drift battery is well suited to high-capacity leisure and energy storage installations where reliable lithium power is required. Typical applications include off-grid cabins, solar storage systems, boats and marine electrical systems, campervan or expedition vehicle 48V builds, workshops, backup power and industrial-grade energy storage projects. Technical specifications Quick specs Energy: 6400Wh. Nominal capacity: 125Ah. Nominal voltage: 51.2V. Cell chemistry: Lithium Iron Phosphate (LiFePO4). Cycle life: 4000+ cycles at 0.5C / 80% depth of discharge. Maximum continuous discharge: 150A. Maximum charging current: 150A. Recommended / bulk charge voltage: 56.8V - 57.6V. Float voltage: 54.0V - 55.2V. Discharge cut-off voltage: 40V. Dimensions: 640mm (L) x 245mm (W) x 220mm (H). Weight: 50kg. Material: ABS plastic. Terminal type: M8 bolts included. Temperature and storage Discharge temperature range: -20°C to 60°C. Charge temperature range: -20°C to 60°C with heater enabled. Storage: 10°C to 35°C at approximately 50% state of charge. Storage guidance: store at room temperature, charged to around 30% to 50% of capacity. Maintenance charging: charge once every three months to help prevent over-discharge during storage. Communications and inverter compatibility Communications: RS485 / CAN. Compatible inverter protocols: Victron, Sofar, Pylontech, Growatt, Solis and Goodwe. Additional compatible inverter brands from supplied page copy: Sunsynk. Parallel capability: up to 16 units in parallel. Series connection: not supported. BMS information Maximum discharge: 150A. Maximum charging current: 150A. Temperature protection: yes. Over-current protection: yes. Over-discharge protection: yes. Conformity UN38.3 compliant. RoHS compliant. CE compliant. UL listed / compliant as stated on the manufacturer specification sheet. Charging The battery should be charged using a lithium iron phosphate battery charger or a compatible 48V inverter / charger configured to the manufacturer settings. Bulk charge: 56.8V - 57.6V. Float charge: 54.0V - 55.2V. Charging current: up to 150A. Fogstar Drift App Fogstar Drift customers can use the free Fogstar Drift App to connect directly to the BMS, helping monitor and maintain battery health. The app is available for Android and iOS. Battery safety Do not disassemble, crush, incinerate, modify or short the battery. Do not immerse the battery in water. Keep away from direct sunlight, flammable objects, static electric charges, animals and children. Store in a cool, well ventilated area. Never leave a battery unattended while charging. Only use within the manufacturer's specifications and recycle correctly at end of life. Warranty Fogstar offers a 10 year warranty on Fogstar Drift leisure batteries. Warranty applies to the original owner and is non-transferable. Claims are subject to manufacturer verification and warranty terms; damage caused by gross negligence, normal wear and tear, accident, collision, abuse or incorrect installation is not covered. Shipping Shipping is available to the UK, Ireland, Africa, the Caribbean and worldwide. If a shipping rate is not shown at checkout, please contact us on +44 2080640335 or [email protected] for a quote. UK expert support Energian offers UK-based expert support to help specify and integrate Fogstar Drift 48V lithium batteries into new or existing 48V systems. Where a complete system is required, we can arrange installation through trusted specialist partners to ensure compliance with local regulations and best practice.
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