| Model | W | η % | Voc | Vmp | Imp | Isc | Tol |
|---|---|---|---|---|---|---|---|
| ET-M660BH330TW/ET-M660BH330TB | 330 | 19.6 | 40.6 | 33.8 | 9.77 | 10.3 | 1.5 |
| ET-M660BH335TW/ET-M660BH335TB | 335 | 19.9 | 40.8 | 34.1 | 9.83 | 10.35 | 1.5 |
| ET-M660BH340TW/ET-M660BH340TB | 340 | 20.1 | 41.0 | 34.4 | 9.89 | 10.4 | 1.5 |
| ET-M660BH345TW/ET-M660BH345TB | 345 | 20.4 | 41.2 | 34.68 | 9.95 | 10.43 | 1.5 |
| ET-M660BH350TW/ET-M660BH350TB | 350 | 20.7 | 41.4 | 34.88 | 10.04 | 10.55 | 1.5 |
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