Dyness Powerbox F-2.5 vs Sungrow SBR064
Compared with the Sungrow SBR064, the Dyness Powerbox F-2.5 has a 64% lower usable energy (2.28 kWh against 6.4 kWh), a 63% lower nominal voltage (48 V against 128 V) and a 47% lower weight (47 kg against 89 kg).
| Battery storage | Powerbox F-2.5Dyness | SBR064Sungrow |
|---|---|---|
| Identity | ||
| Product name | Powerbox F-2.5 | SBR064/096/128/160/ |
| Manufacturer | Dyness | Sungrow |
| Chemistry | LFP | LFP |
| Energy & power | ||
| Nominal energy | 2.4kWh | — |
| Usable energy | 2.28kWh | 6.4kWh (best) |
| Max continuous charge power | — | — |
| Max continuous discharge power | 2.4kW | — |
| Electrical | ||
| Nominal voltage | 48V | 128V |
| Voltage range | 42–54V | 108–146V |
| Max continuous current | — | — |
| Performance | ||
| Round-trip efficiency | — | — |
| Depth of discharge | 90% | 100% (best) |
| Cycle life | 6000cycles | — |
| Operating temperature | -20–55°C | -20–50°C |
| Mechanical | ||
| Weight | 47kg (best) | 89kg |
| Dimensions W×D×H | 555 × 210 × 928 (W×D×H)mm | 625 × 545 × 330 (W×H×D)mm |
| IP rating | IP65 | IP55 |
| Warranty & certification | ||
| Design life or warranty | — | — |
| Certifications | UL 1973, IEC 62040, UN 38.3, CE | IEC 62619, IEC 62040, UN 38.3, CE, UKCA |
A dot marks the best number in a row: more energy, round-trip efficiency, depth of discharge, cycles and warranty; less weight. A dash means the value was not found in the datasheet's text.
How to read these rows
Sources
Values extracted from the manufacturers' published datasheets; verify against the source before relying on them.
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