***Now Upgraded: Auto-addressing is being added to enhance communication with EG4 batteries and inverters and, streamline setup.

***What this means to you: The latest battery version now offers auto-addressing, making closed-loop communication faster and more reliable. Your original model remains fully compatible this upgrade simply enhances the experience for new installs at no extra cost to you.

The EG4 LiFePOWER4 V2 delivers improved safety, communication, and system flexibility while maintaining the durability and performance of the original model. Built with UL-recognized LiFePO4 cells and a robust 100A BMS, this 5.12 kWh server rack battery provides long-lasting, dependable power for residential, commercial, and off-grid energy storage systems.

Key Benefits:

• Long Battery Life: Over 6,000 deep discharge cycles at 80% DoD ensure reliable, long-term performance.
• High-Capacity Storage: 51.2V nominal voltage with 5.12 kWh usable energy and 100Ah capacity.
• Improved BMS Features: Upgraded 100A internal BMS with on/off communication switch for easier system setup.
• Enhanced Compatibility: CAN bus and RS485 ports support closed-loop communication with a wider range of inverters.
• Scalable Energy Storage: Parallel up to 64 batteries for a total of 327.7 kWh, ideal for large-scale systems.
• Easy System Integration: New Protocol 6 DIP switch simplifies inverter matching and battery configuration.
• Safety-Focused Design: Dual on-board fire arrestors and E-Stop rapid shutdown (RSD) provide additional protection in high-risk environments.
• Installer-Friendly Terminals: Two positive and two negative terminals offer convenient connections for chargers, inverters, or EMP shields.
• Certified & Tested: UL1973 Recognized Component, UL9540A passed, and UL9540 Listed with EG4 18kPV-12LV.

Use Cases:

This battery is ideal for whole-home backup power, off-grid and hybrid solar systems, and commercial or industrial storage banks requiring dependable, high-capacity energy. Its scalable design also supports large multi-battery energy storage systems, while the server-rack form factor ensures secure, code-compliant installation across residential and commercial environments.

Tech Specs:

• Chemistry: Lithium Iron Phosphate (LiFePO4)
• Nominal Voltage: 51.2V
• Capacity: 100Ah
• Energy: 5.12 kWh
• Cycle Life: 6,000+ cycles @ 80% DoD
• BMS: 100A internal BMS
• Scalability: Up to 64 units in parallel (327.7 kWh max)
• Communication: RS485, CAN bus, Protocol 6 DIP switch
• Terminals: Dual positive + dual negative terminals
• Safety: Internal fire arrestors, E-Stop RSD function