Big Battery | 51.2V NEXUS 2 LiFePO4 Battery 314Ah 16kWh

The Big Battery NEXUS 2 is a 51.2V 314Ah LiFePO4 energy-storage battery providing 16.08kWh of usable energy for off-grid homes, cabins, backup power, and scalable solar systems. It features a floor-standing design, self-heating, integrated aerosol fire suppression, advanced BMS protection, and RS485, RJ45, and CAN communication. Up to 15 units can be connected in parallel for expanded energy storage.

Big Battery | 51.2V NEXUS 2 LiFePO4 Battery 314Ah 16kWh

KEY FEATURES

• 16.08kWh Usable Energy – Provides 314Ah of LiFePO4 energy storage at a 51.2V nominal voltage.
• 150A Continuous Discharge – Supports up to 150A continuous discharge with 7.6kW maximum continuous power.
• 270A Peak Discharge – Supports peak discharge current of 270A for 1 second.
• 8,000+ Cycle Life – Designed for long-term daily cycling and energy-storage applications.
• Self-Heating Function – Supports charging from 32°F to 113°F for cold-weather operation.
• Integrated Aerosol Fire Suppression – Built-in thermal suppression provides an additional layer of system protection.
• Advanced BMS Protection – Provides monitoring and protection for voltage, current, and temperature conditions.
• 15-Unit Parallel Expansion – Supports up to 15 batteries connected in parallel according to the published battery specifications.
• Multiple Communication Ports – Includes RS485, RJ45, and CAN interfaces for compatible inverter and system integration.
• Compact Floor-Standing Design – Designed for indoor floor-standing installation without requiring wall mounting.
• Broad Inverter Compatibility – Compatible with supported Big Battery, EG4, GoodWe, Solis, Deye, PYLON, and Victron systems.
• 12-Year Warranty – Backed by Big Battery’s published 12-year battery warranty.