SMAHome Storage 3.2
The SMA Home Storage 3.2 is a home battery with usable capacity 3.28 kWh, round-trip efficiency 94.5 % and cell chemistry LFP.1
Key figures
Technical specifications
| General | |
|---|---|
| Cell chemistry | LFP1 |
| Performance | |
| Usable capacity | 3.28 kWh1 |
| Smallest configuration | 3.28 kWh1 |
| Expandable up to | 19.68 kWh1 |
| Efficiency | |
| Round-trip efficiency | 94.5 %1 |
| Electrical | |
| Coupling | DC-coupled1 |
| Backup power | Yes1 |
| Dimensions & weight | |
| IP rating | IP651 |
| Min. operating temperature | -10 °C1 |
| Width | 610 mm1 |
| Height | 483 mm1 |
| Depth | 214.6 mm1 |
| Weight | 38 kg1 |
| Warranty & lifespan | |
| Warranty | 10 years1 |
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Frequently asked questions
What is the usable capacity of the SMA Home Storage 3.2?
The usable capacity of the SMA Home Storage 3.2 is 3.28 kWh.1
What is the round-trip efficiency of the SMA Home Storage 3.2?
The round-trip efficiency of the SMA Home Storage 3.2 is 94.5 %.1
Which cell chemistry does the SMA Home Storage 3.2 use?
The cell chemistry of the SMA Home Storage 3.2 is LFP.1
What is the warranty of the SMA Home Storage 3.2?
The warranty of the SMA Home Storage 3.2 is 10 years.1
Sources
- SMA Home Storage – datasheet, HS-BM-10-DS-en-20 (last revised 08/2026) — SMA Solar Technology AG · accessed 27 Sept 2026