EG4 Wall Mount Indoor Battery 280AH4 51.2V | Heated UL1973 UL9540A Certified

EG4 Wall Mount Indoor Battery 280AH4 51.2V | Heated UL1973 UL9540A Certified

The EG4 280AH4 Wall Mount Indoor Battery is a high-performance 51.2V lithium iron phosphate (LiFePO4) energy storage solution built for reliability, safety, and versatility. Designed for indoor installation, this battery combines compact wall-mount convenience with powerful energy capacity—ideal for residential solar systems, backup applications, and hybrid energy setups.

Engineered with UL1973 and UL9540A certifications, the EG4 280AH4 meets the highest safety and performance standards for modern energy storage. Its integrated battery heating system ensures consistent operation in cold environments, making it a robust choice for both residential and light commercial installations.

Key Benefits

• High Capacity: 280Ah at 51.2V delivers over 14.3 kWh of usable energy for extended runtime.

• Certified Safety: UL1973 & UL9540A certifications ensure compliance with the latest energy storage safety standards.

• Heated Battery System: Built-in heater maintains optimal performance in cold temperatures.

• Wall-Mount Design: Space-saving vertical installation keeps systems clean and organized.

• Long Life Cycle: LiFePO4 chemistry rated for 6,000+ cycles with superior thermal stability.

• Intelligent BMS: Integrated Battery Management System for precise monitoring, protection, and performance optimization.

Applications

Perfect for indoor solar energy storage, home battery backup, and hybrid off-grid systems, the EG4 280AH4 provides dependable power when you need it most. Combine it with EG4 hybrid inverters and charge controllers for a seamless energy ecosystem built to last.

Technology

The EG4 280AH4 uses advanced LiFePO4 cell technology and a smart BMS with CAN/RS485 communication, ensuring compatibility with a wide range of solar inverters and controllers. Its modular wall-mount design allows easy scaling for larger storage capacity while maintaining professional, organized installation aesthetics.

Specifications

• Battery Type: LiFePO4 (Lithium Iron Phosphate)

• Voltage: 51.2V DC

• Capacity: 280Ah (14.3 kWh)

• Cycle Life: 6,000+ cycles at 80% DOD

• Certifications: UL1973, UL9540A

• Installation: Indoor Wall-Mount

• Communication: RS485 / CAN

• Features: Integrated Heating System, Smart BMS, Stackable Design

Why Choose EG4

With a reputation for innovation and reliability, EG4 continues to lead in lithium battery technology for solar energy systems. The EG4 280AH4 Wall Mount Indoor Battery delivers unmatched safety, performance, and efficiency—making it a premium choice for homeowners and installers looking for a compact, certified, and powerful indoor storage solution.