| Model | W | η % | Voc | Vmp | Imp | Isc | Tol |
|---|---|---|---|---|---|---|---|
| ET-M660BH320BB | 320 | 19.0 | 40.91 | 34.0 | 9.42 | 10.07 | 1.5 |
| ET-M660BH325BB | 325 | 19.3 | 41.08 | 34.2 | 9.51 | 10.12 | 1.5 |
| ET-M660BH330BB | 330 | 19.6 | 41.3 | 34.4 | 9.6 | 10.24 | 1.5 |
| ET-M660BH335BB | 335 | 19.9 | 41.38 | 34.45 | 9.72 | 10.31 | 1.5 |
| ET-M660BH340BB | 340 | 20.1 | 41.43 | 34.5 | 9.86 | 10.42 | 1.5 |
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