EG4 WallMount Indoor Battery | 48V 280Ah | 14.3kWh

Overview

Meant for indoor wall mounting, this EG4 battery combines 48V and 280Ah of lithium iron phosphate storage for 14.3kWh of capacity. Self-heating, dual fire arrestors, and closed-loop inverter communication make it a fit for whole-home or partial-load storage.

Planning a system? Read our guide: How to size a battery backup system for your home.

Key benefits

• Built-in 600A busbars with up to 4 positive and 4 negative terminals simplify multi-battery parallel connections.
• Integrated self-heating helps keep charging and discharging reliable in cold environments.
• Dual fire arrestors add protection against thermal runaway for indoor installs.
• Emergency stop works with compatible RSD-capable inverters or ESS disconnects.

Key features

• BMS monitors and records cell voltage, module current, voltage, and temperature in real time
• Closed-loop communication with EG4, Sol-Ark, Victron, Growatt, Deye, Schneider, Luxpower, and Megarevo inverters
• UL1973 and UL9540A safety certifications
• Indoor, wall-mounted installation type

Ideal use

Whole-home backup, essential loads, solar self-consumption, and expandable indoor battery banks where floor space is limited.

Key specifications

Model / SKU

1511092

Brand

EG4

Category

Batteries

Voltage

48V

Energy capacity

14.3 kWh

From the manufacturer

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. R ea ch out to our lifetime, USA-based support team anytime you need guidance.

Warranty terms mentioned in this description are the manufacturer’s. Our own coverage is the 30-day limited warranty.

Before you order

We confirm compatibility, installation requirements, and delivery details with you during order review, before any payment. Home electrical work may require a qualified installer.

Questions about pairing the WallMount Indoor with your inverter? Our team is glad to help. Message our team on WhatsApp.