SunPower X-Series X21-335-350W-BLK
Series overview
Product warranty
— years
Performance warranty
— years
Dimensions H×W
1558 × 1046 mm
Weight
18.6 kg
Cell type
—
Max efficiency
21.5%
Temp. coeff. Voc
-0.247 %/°C
Temp. coeff. Pmax
-0.29 %/°C
Operating temp.
-40 to 85 °C
Models
| Model | W | η % | Voc | Vmp | Imp | Isc | Tol |
|---|---|---|---|---|---|---|---|
| SPR-X21-335-BLK | 335 | 20.6 | 67.9 | 57.3 | 5.85 | 6.23 | 5.0 |
| SPR-X21-350-BLK | 350 | 21.5 | 68.2 | 57.3 | 6.11 | 6.5 | 5.0 |
Can't find your product? Add it in seconds with AI.
Upload a manufacturer datasheet and our AI extracts all specifications automatically — series details, model variants, and electrical parameters. Available to registered solar businesses on Photonik.
1. Upload datasheet
2. AI extracts specs
3. Review & save models
Compare this series with another →
Important: Specifications are compiled from manufacturer sources and may be incomplete or out of date. Confirm important details with the manufacturer or your installer before purchasing equipment.