Smarter Energy Storage. Bigger Capacity. Built for Outdoors.

The EG4 WallMount 314Ah AllWeather Battery delivers powerful, dependable energy storage designed to perform in demanding environments. With a large 16kWh capacity and a durable, weather-resistant enclosure, this battery is ideal for outdoor installations, system expansions. Built with advanced lithium iron phosphate cells and EG4’s smart battery management system, it offers long-term reliability, easy monitoring, and dependable performance year-round.

Key Benefits

• High-Capacity Energy Storage: Provides 16kWh of usable energy (314Ah) for extended runtime and reliable backup power.

• Built for Outdoor Use: IP67-rated enclosure protects against dust, water, and harsh weather conditions.

• Smarter Battery Management: Integrated EG4 smart BMS includes active cell balancing for improved efficiency and longer battery life.

• Easy Monitoring & Updates: Bluetooth and Wi-Fi connectivity allow real-time monitoring and over-the-air firmware updates through the EG4 app.

• Cold-Weather Ready: Built-in internal heaters ensure reliable operation in colder climates.

• Installer-Friendly Setup: Auto-addressing simplifies installation when paired with EG4 batteries and inverters in closed-loop communication.

Use Cases

Ideal for residential and light commercial solar-plus-storage systems, outdoor battery installations, off-grid setups, and backup power applications where durability, capacity, and easy expansion are required.

Tech Specs

• Nominal Voltage: 51.2V

• Energy Capacity: 16kWh

• Charge Capacity: 314Ah

• Parallel Support: Up to 32 batteries (closed-loop)

• Certifications: UL 1973, UL 9540 W/ Flexboss21 & Flexboss18

• Design Life: Tested for over 10,000 cycles at 80% DoD

• Dimensions: 34.6" × 21.7" × 9.3"

• Weight: 309 lbs