Power Your Home with a Reliable 14.3kWh Battery System

The EG4 WallMount Indoor Battery is a 48V, 280Ah lithium iron phosphate battery designed for residential indoor energy storage applications. With 14.3kWh of storage capacity, integrated self-heating, and advanced BMS protection, it delivers dependable backup power, strong system communication, and enhanced safety for whole-home or partial-load energy storage setups.

Key Benefits

• Built-In 600A Busbars: Allows direct parallel connections with up to 4 positive and 4 negative terminals, making multi-battery installations simpler and more efficient.
• Integrated Self-Heating: Helps maintain battery performance in cold environments by warming the cells for more reliable charging and discharging.
• Dual Fire Arrestors: Adds an extra layer of protection against thermal runaway to support safer indoor battery installations.
• Emergency Stop Function: Enables rapid shutdown capability when paired with compatible RSD-capable inverters or ESS disconnects.
• Advanced Battery Management System: Monitors and records cell voltage, module current, voltage, and temperature in real time to support safety, performance, and longevity.
• Closed-Loop Inverter Communication: Compatible with EG4, Sol-Ark, Victron, Growatt, Deye, Schneider, Luxpower, and Megarevo inverters for streamlined communication and smarter system control.

Use Cases

The EG4 WallMount Indoor Battery is ideal for residential indoor backup power and energy storage systems where space-saving wall-mounted design, cold-weather performance, and reliable inverter communication are important. It works well for whole-home backup, essential load support, solar self-consumption, and expandable multi-battery installations.

Tech Specs

• Battery Chemistry: Lithium Iron Phosphate (LiFePO4)
• Nominal Voltage: 48V
• Capacity: 280Ah
• Energy Storage: 14.3kWh
• Installation Type: Indoor, Wall-Mounted
• Heating: Integrated Self-Heating
• Safety Certifications: UL1973, UL9540A

From unboxing to install, we’re with you every step. Reach out to our lifetime, USA-based support team anytime you need guidance.