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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
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$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

EG4 48V 280Ah 14.3kWh WallMount Indoor Battery (Open Box)

* 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.

EG4 48V 280Ah 14.3kWh WallMount Indoor Battery (Open Box)
Lowest Price Guarantee
Authorized EG4 Dealer
Genuine EG4 Equipment
10-Year Warranty Coverage
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0% APR Financing via Affirm

Why the EG4 48V 280Ah 14.3kWh WallMount Indoor Battery (Open Box)

Charging Voltage (Bulk/Absorb)

56.0V (+/-0.8V) to 56.2V (+/-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

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)

EG4 48V 280Ah 14.3kWh WallMount Indoor Battery (Open Box) Specifications

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)
Dual On-Board Fire Arrestors Offer fail-safe protection against thermal runaway.
Integrated Self-Heating Feature Internal heating keeps cells operating during cold temperatures.
Your Satisfaction with EG4 is Guaranteed 10-Year Limited Warranty

Documentation & Downloads

EG4 48V 280Ah 14.3kWh WallMount Indoor Battery (Open Box) Spec Sheet (PDF)

Lowest Price Guarantee

Find it cheaper at another authorized EG4 dealer? Call us before you order and we will take care of you.

Authorized EG4 Dealer

This is genuine EG4 equipment, sold and supported by Renewable Outdoors as an authorized dealer. Coverage: 10-Year per the manufacturer terms stated for this product.

Help From People Who Sell These Every Day

Call (303) 876-7654. We would rather spend ten minutes sizing your system correctly than process a return later.

EG4 48V 280Ah 14.3kWh WallMount Indoor Battery (Open Box): Frequently Asked Questions

How much energy does the 48V 280Ah 14.3kWh WallMount Indoor Battery (Open Box) provide?
The 48V 280Ah 14.3kWh WallMount Indoor Battery (Open Box) is rated at 14.3kWh (Total Energy Capacity). That figure comes straight from the manufacturer's specifications for this model, and the full spec sheet is linked above under Documentation & Downloads.
What voltage does the 48V 280Ah 14.3kWh WallMount Indoor Battery (Open Box) run on?
The 48V 280Ah 14.3kWh WallMount Indoor Battery (Open Box) operates at 51.2V (Voltage). Make sure the rest of your system is built for the same voltage before ordering.
How big and heavy is the 48V 280Ah 14.3kWh WallMount Indoor Battery (Open Box)?
The 48V 280Ah 14.3kWh WallMount Indoor Battery (Open Box) has weight of 282.2 lbs. Plan your mounting and placement around those figures.
Is this genuine EG4 equipment?
Yes. Renewable Outdoors is an authorized EG4 dealer, and this product is genuine EG4 equipment.
Does Renewable Outdoors match prices on this product?
Yes. Our Lowest Price Guarantee means if you find it cheaper at another authorized EG4 dealer, call us at (303) 876-7654 before you order and we will take care of you.
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