Advanced Solar Power ASP-S1-80 vs First Solar FS-280
Peak power: Advanced Solar Power ASP-S1-80 80 Wp, First Solar FS-280 80 Wp. The First Solar FS-280 is better on 2 of 5 comparable points.
Who wins where
- Advanced Solar Power ASP-S1-80
- First Solar FS-280
Biggest differences
| Fact | ASP-S1-80 | FS-280 |
|---|---|---|
| Temperature coefficient Pmax | -0.26 %/°C | -0.17 %/°C |
| PTC power rating | 75.2 W | 76.9 W |
Score per area = position (0–100) relative to all 1000 models in this category; higher is better.
| Technical specifications | Advanced Solar PowerASP-S1-80 | First SolarFS-280 |
|---|---|---|
| General | ||
| Cell type | Thin film 1 | Thin film (CdTe) 1 |
| Performance | ||
| Peak power | 80 Wp 1 | 80 Wp 1 |
| PTC power rating | 75.2 W 1 | 76.9 W ✓ 1 |
| Efficiency | ||
| Efficiency | 11.1 % 1 | 11.1 % 1 |
| Temperature coefficient Pmax | -0.26 %/°C 1 | -0.17 %/°C ✓ 1 |
| Nominal operating cell temperature (NOCT) | 45.2 °C ✓ 1 | 45.9 °C 1 |
| Dimensions & weight | ||
| Width | 600 mm 1 | 600 mm 1 |
| Height | 1,200 mm 1 | 1,200 mm 1 |
Sources
- CEC Solar Equipment List – PV modules — California Energy Commission · accessed 27 Sept 2026