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EG4 48V 280Ah WallMount Indoor Battery

EG4 48V 280Ah 14.3kWh WallMount Indoor Battery (Open Box)
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$3,455.54
$3,455.54 - $3,455.54
$3,455.54
$2,499.00
$2,499.00 - $2,499.00
$2,499.00
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WallMount Indoor Lithium Battery Guides

View Quick Start Guide HERE
View Spec Sheet HERE
View Connection & Paralleling Guide HERE
View Troubleshooting & Maintenance Guide HERE

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

* Please note there is cosmetic damage near one of the corners resulting in a dent *

The WallMount Indoor 14.3kWh batteries are a reliable solution for low-voltage residential energy storage indoors. Built with lithium iron phosphate cells, they offer top-tier safety and durability. An intelligent Battery Management System (BMS) continuously tracks key metrics, including individual cell voltage, overall module voltage, current, and temperature in real-time. Additionally, the BMS features a passive balancing function and an advanced control system, enhancing the battery pack's overall efficiency and performance.

Includes: (1) 1 foot RS485 Communication Cable and (1) Set of Parallel Cables per battery. (1) RS485 USB Battery Comm Cable PER (6) BATTERIES


EG4-WallMount Indoor Battery | 48V 280Ah

EG4 48V 280Ah WallMount Battery Specs

  • Voltage: 51.2V
  • Total Energy Capacity: 14.3kWh
  • Capacity: 280Ah
  • Charging Voltage (Bulk/Absorb): 56.0V (+/-0.8V) to 56.2V (+/-0.2V)
  • Float Voltage: 54V (+/-0.2V)
  • Low DC Cutoff: 44.8V (adjustable start from 47V to 45.6V)
  • Charging Current: Up to 200A (continuous), recommended range: 60A - 160A
  • Discharging Current: Up to 200A (continuous), recommended: 160A
  • Charging Range: 32°F to ≈113°F
  • Discharging Range: -4°F to ≈122°F
  • Storage Range: -4°F to ≈122°F
  • Overcharging Protection: >205A (10 sec), >225A (3 sec)
  • Temperature Protection: <23°F or >158°F (1 sec), less than-5°C or >70°C (1 sec)
  • Communication Ports: RS485/CAN Can be customized
  • Cycle Life: >8000 Cycles, 80% Depth of Discharge (DOD)
  • Design Life: Over 15 Years
  • Weight: 282.2 lbs
  • Safety Certifications: UL1973, UL 9540A (Testing)


EG4 48V 280Ah WallMount Battery Features

  • On-Board LCD Touch Screen: Easy to see BMS monitoring, and selectable closed-loop communications with EG4, Schneider, Sol-Ark, Victron, Growatt, Megarevo, Luxpower, and Deye inverters.
  • Dual On-Board Fire Arrestors: Offer fail-safe protection against thermal runaway.
  • The Perfect Partner to EG4 Inverters: The optional conduit box mates up directly to the connection ports of EG4 inverters allowing a sleek and efficient installation. For other inverters or stand-alone battery installation, the conduit box plugs should be installed.
  • Integrated Busbars: The battery design comes manufactured with 600A internal busbars with multiple terminals (4 positive & 4 negative) eliminating the need for external busbars when paralleling batteries and/or multiple inverters.
  • Innovative Emergency Stop Function: The optional ESS disconnect can shut down all batteries and inverters (if equipped with rapid shut down capability) with the press of a button.
  • Integrated Self-Heating Feature: Internal heating keeps cells operating during cold temperatures.


Your Satisfaction with EG4 is Guaranteed:

  • 10-Year Limited Warranty
  • Lowest Price Guarantee
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