Deye SE-G5.1 Pro-B vs Huawei LUNA2000-5-S1
Usable capacity: Deye SE-G5.1 Pro-B 5.12 kWh, Huawei LUNA2000-5-S1 5 kWh. The Deye SE-G5.1 Pro-B is better on 4 of 6 comparable points.
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Both models in detail
Who wins where
- Deye SE-G5.1 Pro-B
- Huawei LUNA2000-5-S1
Biggest differences
| Fact | SE-G5.1 Pro-B | LUNA2000-5-S1 |
|---|---|---|
| Weight | 45 kg | 80 kg |
| Charge power (continuous) | 5.12 kW | 3.5 kW |
| Discharge power (continuous) | 5.12 kW | 3.5 kW |
| Usable capacity | 5.12 kWh | 5 kWh |
Score per area = position (0–100) relative to all 140 models in this category; higher is better.
| Technical specifications | DeyeSE-G5.1 Pro-B | HuaweiLUNA2000-5-S1 |
|---|---|---|
| General | ||
| Cell chemistry | LFP1 | LFP2 |
| Performance | ||
| Usable capacity | 5.12 kWh✓1 | 5 kWh2 |
| Nominal capacity | 5.12 kWh1 | – |
| Charge power (continuous) | 5.12 kW✓1 | 3.5 kW2 |
| Discharge power (continuous) | 5.12 kW✓1 | 3.5 kW2 |
| Efficiency | ||
| Depth of discharge | 100 %1 | 100 %2 |
| Dimensions & weight | ||
| IP rating | IP201 | IP662 |
| Min. operating temperature | -20 °C1 | -20 °C2 |
| Width | 440 mm1 | 590 mm2 |
| Height | 133 mm1 | 510 mm2 |
| Depth | 540 mm1 | 255 mm2 |
| Weight | 45 kg✓1 | 80 kg2 |
| Warranty & lifespan | ||
| Warranted cycles | 6,0001 | – |
| Warranted throughput | 16 MWh1 | – |
| Warranty | 10 years1 | – |
Frequently asked questions
Which is better: the Deye SE-G5.1 Pro-B or the Huawei LUNA2000-5-S1?
Usable capacity: Deye SE-G5.1 Pro-B 5.12 kWh, Huawei LUNA2000-5-S1 5 kWh. The Deye SE-G5.1 Pro-B is better on 4 of 6 comparable points.
What is the usable capacity of the Deye SE-G5.1 Pro-B and the Huawei LUNA2000-5-S1?
Deye SE-G5.1 Pro-B: 5.12 kWh. Huawei LUNA2000-5-S1: 5 kWh.
Which is better on weight: the Deye SE-G5.1 Pro-B or the Huawei LUNA2000-5-S1?
Deye SE-G5.1 Pro-B: 45 kg. Huawei LUNA2000-5-S1: 80 kg.
Which is better on charge power (continuous): the Deye SE-G5.1 Pro-B or the Huawei LUNA2000-5-S1?
Deye SE-G5.1 Pro-B: 5.12 kW. Huawei LUNA2000-5-S1: 3.5 kW.
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Sources
- DEYE SPRING SE SERIES Residential ESS Solution Datasheet, 1.0 — Deye · accessed Oct 14, 2026
- LUNA2000-5/7/10/12/14/15/17/19/21-S1 – Technical Specification, 01-202509 — Huawei Digital Power Technologies Co., Ltd. · accessed Sep 27, 2026