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sonnensonnenBatterie 10/11

The sonnen sonnenBatterie 10/11 is a home battery with usable capacity 10 kWh, cell chemistry LFP and warranty 10 years.¹

Last updated: 29 September 2026 Technical specifications Rules in Ireland ⇄ Compare this model

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Usable capacity: 10kWh¹
Cell chemistry: LFP¹

Manufacturer data
Warranty: 10years¹

Manufacturer data
Nominal capacity: 11kWh¹

Manufacturer data
Expandable up to: 198kWh¹

Manufacturer data

Rules in Ireland

SEAI home battery grant

Unknown

A €600 grant for home battery storage systems was announced on 29 September 2026 and opens from 6 October 2026, subject to final implementation arrangements. Check SEAI for the detailed conditions before applying.

Technical specifications

General
Cell chemistry	LFP¹
Performance
Usable capacity	10 kWh¹
Nominal capacity	11 kWh¹
Expandable up to	198 kWh¹
Dimensions & weight
IP rating	IP30¹
Min. operating temperature	-5 °C¹
Width	690 mm¹
Depth	270 mm¹
Weight	138 kg¹
Warranty & lifespan
Warranty	10 years¹

Manufacturer documentation

Product page — sonnenBatterie 10 – 1 (media.sonnengroup.com)
Datasheet / specifications — Technische Daten sonnenBatterie 10 10/5,5 10/11 (media.sonnengroup.com)

External links to sonnen's official website. The manufacturer may change or move documents; where they differ, the manufacturer's latest version applies.

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Frequently asked questions

What is the usable capacity of the sonnen sonnenBatterie 10/11?

The usable capacity of the sonnen sonnenBatterie 10/11 is 10 kWh.¹

Which cell chemistry does the sonnen sonnenBatterie 10/11 use?

The cell chemistry of the sonnen sonnenBatterie 10/11 is LFP.¹

What is the warranty of the sonnen sonnenBatterie 10/11?

The warranty of the sonnen sonnenBatterie 10/11 is 10 years.¹

Sources

sonnenBatterie 10, 1 — sonnen · accessed 29 Sept 2026
SEAI home battery grant — Sustainable Energy Authority of Ireland (SEAI)

Key figures