EG4 WallMount Indoor 280Ah: published figures and sources

Published figures

No figures have been collected for usable energy, continuous power, motor-start current, units per system, end-of-warranty capacity, and warranty throughput.

EG4 WallMount Indoor 280Ah: 6 published figures
Figure	Value	Publisher	Source
Nominal energy, EG4 WallMount Indoor 280Ah (14.3 kWh)	14.3 kWh	Manufacturer Not yet checked	Spec sheet, at p.2 / Module operating parameters, retrieved Sep 25, 2026
Lowest operating temperature, EG4 WallMount Indoor 280Ah (14.3 kWh) (discharging)	−20°C	Manufacturer Not yet checked	Spec sheet, at p.3 / Environmental parameters, retrieved Sep 25, 2026
Lowest operating temperature, EG4 WallMount Indoor 280Ah (14.3 kWh) (charging)	0°C	Manufacturer Not yet checked	Spec sheet, at p.3 / Environmental parameters, retrieved Sep 25, 2026
Highest operating temperature, EG4 WallMount Indoor 280Ah (14.3 kWh) (charging)	50°C	Manufacturer Not yet checked	Spec sheet, at p.3 / Environmental parameters, retrieved Sep 25, 2026
Highest operating temperature, EG4 WallMount Indoor 280Ah (14.3 kWh) (discharging)	55°C	Manufacturer Not yet checked	Spec sheet, at p.3 / Environmental parameters, retrieved Sep 25, 2026
Weight, EG4 WallMount Indoor 280Ah (14.3 kWh)	130 kg	Manufacturer Not yet checked	Spec sheet, at p.3 / Physical specifications, retrieved Sep 25, 2026

Stated temperature limits

Stated charging range: 32°F (0°C) to 122°F (50°C), EG4 WallMount Indoor 280Ah (14.3 kWh).

Spec sheet, at p.3 / Environmental parameters, retrieved Sep 25, 2026 Not yet checked

Stated discharging range: −4°F (−20°C) to 131°F (55°C), EG4 WallMount Indoor 280Ah (14.3 kWh).

Spec sheet, at p.3 / Environmental parameters, retrieved Sep 25, 2026 Not yet checked

Compare temperature limits.

After you enter a ZIP code, day counts describe outdoor air at the nearest station. A garage or indoor unit sees different air from the station. Output reductions inside the stated range are not counted.

Warranty terms

EG4 WallMount Indoor 280Ah warranty terms
Term	Figure	Document
Warranty, United States	EG4 WallMount Indoor 280Ah (14.3 kWh): 10 years	Warranty, at warranty web page, retrieved Sep 25, 2026

Warranty, at warranty web page, retrieved Sep 25, 2026 Not yet checked

Compare warranties.

Features the manufacturer states

Configuration: EG4 WallMount Indoor 280Ah (14.3 kWh).

EG4 WallMount Indoor 280Ah: stated features
Feature	Stated	Source
Chemistry	LFP Not yet checked	Spec sheet, at p.1 / product description, retrieved Sep 25, 2026
Compatible inverters	EG4, Schneider, Sol-Ark, Victron, Growatt, Megarevo, Luxpower, Deye Not yet checked	Spec sheet, at p.1 / On-board LCD touch screen, retrieved Sep 25, 2026
Enclosure rating	IP20 Not yet checked	Spec sheet, at p.3 / Environmental parameters, retrieved Sep 25, 2026
Nominal battery voltage	51.2 V Not yet checked	Spec sheet, at p.2 / Module operating parameters, retrieved Sep 25, 2026
Dimensions	865 x 460 x 264 (H x W x D) mm Not yet checked	Spec sheet, at p.3 / Physical specifications, retrieved Sep 25, 2026

Government and program lists

This product is on none of the lists this site reads.

Installs

No install count this site publishes covers this product.

Recalls and safety notices

No notice in the recall sources this site reads is matched to this product. That is not a safety finding. See every recall notice.

UL 9540 listed: Yes (EG4 WallMount Indoor 280Ah (14.3 kWh)) as ESS with EG4 FlexBOSS21 / FlexBOSS18 inverters
Web page, at p.4 / ESS 9540 Detailed Configuration Requirements, retrieved Sep 25, 2026EG4 Battery Model: EG4® WallMount Indoor 280Ah Battery (WM-48-280-1-IN-LL-00, WM-48|280-LL-00
UL 9540A tested: Yes (EG4 WallMount Indoor 280Ah (14.3 kWh))
Spec sheet, at p.3 / Safety certifications, retrieved Sep 25, 2026 Not yet checked

The maker states the listing or test. The listing body's records have not been checked.

Backup hours from your load

This battery has no maker-stated usable energy on this site.