EG4-WallMount Indoor Battery | 48V 280Ah | 14.3kWh | Indoor | Heated UL1973, UL9540A | 10-Year Warranty

EG4 WallMount Indoor 14.3kWh Battery

Elevate your home’s energy independence with the EG4 WallMount Indoor 14.3kWh Battery, a low-voltage, LiFePO₄ solution designed for safe, reliable, and high-performance residential storage. Built with premium lithium iron phosphate cells and an intelligent BMS, it continuously monitors each cell for optimal voltage, temperature, and current—ensuring maximum lifespan and stable power delivery. From on-board LCD monitoring to dual fire arrestors and an integrated self-heating feature, this battery offers peace of mind while delivering up to 200A continuous discharge. Effortlessly pair with EG4 or other leading inverters for a streamlined, robust energy system.

Key Benefits & Features

1. 14.3kWh Indoor Storage

   • 280Ah capacity at 51.2V, ideal for meeting daily residential power needs
   • Over 8,000 cycles at 80% DOD (15+ year design life)

2. Advanced Battery Management

   • On-Board LCD Touch Screen for real-time monitoring and system configuration
   • Passive balancing and intelligent control enhance performance and longevity

3. Superior Safety & Protection

   • Dual on-board fire arrestors for thermal runaway protection
   • ESS emergency stop functionality allows instant system shutdown
   • UL1973 and UL 9540A (with 18kPV) certified

4. Integrated Self-Heating

   • Maintains charging performance in cold weather (below 32°F)

5. 600A Internal Busbars

   • 4 positive & 4 negative terminals—eliminates need for external busbars when paralleling
   • Supports flexible, high-current connections to multiple inverters

6. Optional Conduit Box for EG4 Inverters

   • Aligns seamlessly with EG4 inverter ports for a clean, efficient installation
   • Conduit box plugs included for stand-alone or alternative inverter setups

Operating Parameters & Specs

• Nominal Voltage: 51.2V
• Recommended Charge Current: 60–160A (Max 200A)
• Recommended Discharge Current: 160A (Max 200A)
• Operating Temperature (Charging): 32°F to ~113°F (0°C to ~45°C)
• Operating Temperature (Discharging): -4°F to ~122°F (-20°C to ~50°C)
• Weight: 282.2 lbs. (128 kg)
• IP Rating: IP20

Transform your indoor energy storage with the EG4 WallMount Indoor 14.3kWh Battery—a robust, UL-certified solution delivering safe, reliable, and efficient power for years to come. Whether you’re off-grid, grid-tied with battery backup, or just seeking energy resilience, this feature-rich LiFePO₄ battery keeps your home powered and prepared.

Kilowatt-hour(s):14.3kWh

Spec Sheet: Download

Quick Start Guide: Download

COC (UL 1973): Download

COC (UL 9540): Download

Test Verification of Conformity (UL 9540A): Download

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