First Solar
FS-6450A
TIER 2
Thin-Film
450
Pmax (W)
18.18%
Efficiency
—
Voc
25Y
Warranty
Technical Specifications
| Brand | First Solar |
| Model | FS-6450A |
| Max Power (Pmax) | 450W |
| Efficiency | 18.18% |
| Cell Type | Thin-Film |
Standard Efficiency: At 18.18% efficiency, this offers a solid balance between cost per watt and energy output.
📋 Data verified: June 2026
📄 Specs based on STC (1000 W/m², 25°C, AM 1.5)
🏷️ 218 First Solar models in database
FAQ
What are the dimensions and weight of the First Solar FS-6450A?
Dimensions vary by configuration.
What is the max power output of the First Solar FS-6450A?
The First Solar FS-6450A is rated at 450W under STC (1000 W/m², 25°C, AM 1.5).
How efficient is the First Solar FS-6450A?
This panel has 18.18% efficiency, which is standard efficiency for commercial solar panels.
How long is the warranty for the First Solar FS-6450A?
The FS-6450A comes with a 25-year product warranty covering defects and degradation.