SpiderWay 48V 150Ah (7680Wh) Massive Capacity Lithium Marine Battery Kit

Premium LiFePO4 Power for Extended Trolling, Marine House Banks, and Electric Propulsion. Don’t let battery anxiety cut your time on the water short. Upgrade your vessel with the SpiderWay 150Ah Lithium Iron Phosphate (LiFePO4) Marine Battery. Engineered to handle harsh marine environments, this high-capacity powerhouse delivers a massive 7.68kWh of reliable energy for heavy-duty trolling motors, multi-day house loads, and electric boat propulsion—all at a fraction of the weight of traditional lead-acid or AGM banks. Key Features Massive 7.68kWh Capacity: Packed with high-density energy to keep your electronics suites, onboard appliances, or electric propulsion running all weekend without needing a dock hookup. Constant Voltage & Power: Unlike lead-acid batteries that suffer from severe voltage drop as they deplete, SpiderWay lithium cells deliver 100% of their rated power right up until the battery is empty. Your trolling motor won't lose thrust halfway through the day. Extreme 6,000-Cycle Lifespan: Built using premium LiFePO4 chemistry to outlast traditional AGM or flooded marine batteries by up to 15x, offering unparalleled long-term ROI. Intelligent Marine BMS with CAN Port: Features an advanced Battery Management System with a built-in CAN communication port, allowing smart data integration while actively protecting against overcharging, overcurrent, and thermal spikes. All-Weather Performance: Engineered to perform reliably across broad temperature ranges, allowing discharge down to -20°C for early winter or late autumn water outings. Specifications Parameter Specification Brand / Manufacturer SpiderWay Model 48150 Nominal Voltage 51.2V Nominal Capacity 150Ah Nominal Energy 7.68kWh Cycle Life 6,000 Cycles Dimensions (L × W × H) 730mm × 340mm × 265mm Approx. Weight 73kg Communication Port CAN Charge / Discharge Voltage 40V ~ 58.4V Charge / Discharge Current 75A / 150A Max Charging / Discharge Current 75A / 300A Operating Temperature Charge: 0~55°C / Discharge: -20~55°C Storage Temperature -20~45°C Certification UN38.3, UL1642 (cell), more available upon request Note: Operating current derating according to cell voltage and battery temperature. Engineered for Demanding Marine Applications 48V Electric Motors: Perfect for high-thrust commercial or recreational electric motors requiring sustained 48V output in rough currents and heavy winds. Electric Boat Propulsion: Provides dependable primary energy for electric skiffs, sailboats, tenders, and eco-cruisers. Off-Grid House Banks: Power your marine fridges, navigation systems, lighting, and heavy inverter loads on extended cruises without relying on noisy, smelly generators. Why Choose SpiderWay Marine? Rapid Charging & Massive Discharge: Capable of handling up to 150A standard continuous discharge and a massive 300A max peak discharge for demanding boat systems. Rugged Durability: Built to withstand the continuous vibration, pounding waves, and damp environments common to open water. Certified Safety: Built with cells certified to rigorous UL1642 safety standards and UN38.3 transport standards for total peace of mind on the water.