BigBattery ETHOS 3X Expansion Kit 48V 15.36kWh LiFePO4 Battery | K0699

Description BigBattery ETHOS 3X Expansion Kit 48V 15.36kWh LiFePO4 Battery | K0699 Product Description The BigBattery ETHOS 3X Expansion Kit is designed to add three additional ETHOS battery modules to an existing ETHOS energy storage system. This modular expansion provides greater energy storage capacity and runtime while maintaining seamless integration with the existing system. Built around 48V LiFePO4 battery technology, the ETHOS expansion system provides scalable energy storage with integrated battery management, CANBus/RS485 communications, and an IP65 / NEMA 4X protection rating. Key Benefits Adds three ETHOS battery modules to an existing system Expands ETHOS energy storage capacity 48V LiFePO4 battery technology Modular design for expanding an existing ETHOS installation CANBus / RS485 communications IP65 / NEMA 4X protection rating Supports up to 16 parallel connections per control box UL9540A, UL1973 and UN38.3 certifications Backed by BigBattery's 12-year warranty Specifications Specification ETHOS 3X Expansion Kit SKU K0699 Configuration 3× ETHOS Battery Modules System Voltage 48V Nominal Voltage 51.2V Battery Chemistry LiFePO4 Total Capacity 15.36kWh Total Ah Capacity 300Ah Charging Voltage Range 55.6–57V Maximum Charge Voltage 57V Operating Voltage Range 48–57V Suggested Low Voltage Cutoff 48–50.8V BMS Cutoff Range 42–47V Cell Configuration 16S 3P Maximum Continuous Discharge Current 300A Maximum Continuous Power 15,360W Maximum Discharge Peak Current 450A, max. 5 seconds Maximum Charge Current 300A Charge Temperature Range 32°F–113°F (0°C–45°C) Discharge Temperature Range -4°F–140°F (-20°C–60°C) Optimal Discharge Temperature Range 59°F–95°F (15°C–35°C) Storage Temperature Range (SoC >50%) -4°F–113°F (-20°C–45°C), max. 6 months Maximum Connections Up to 16 parallel connections per control box Protection Rating IP65 / NEMA 4X Communications CANBus / RS485 Certifications UL9540A, UL1973 & UN38.3 Warranty 12 Years What's In The Box? 3× BigBattery ETHOS battery modules FAQs Q: What is the BigBattery ETHOS 3X Expansion Kit designed for? A: It is designed to add three additional ETHOS battery modules to an existing ETHOS energy storage system. Q: How much capacity does the three-module configuration provide? A: Three ETHOS battery modules provide 15.36kWh of energy storage capacity and 300Ah capacity. Q: What battery chemistry does the ETHOS use? A: The ETHOS uses LiFePO4 battery chemistry. Q: Can multiple ETHOS batteries be connected together? A: Yes. The system supports up to 16 parallel connections per control box. Q: What communication protocols does the ETHOS system support? A: The ETHOS system supports CANBus and RS485 communications. Variant Specs Variant SKU Battery Modules Capacity ETHOS 2X Expansion Kit K0698 2 10.24kWh ETHOS 3X Expansion Kit K0699 3 15.36kWh