🏭View all 218 First Solar models→
Brand range: 67.5W–550W
Thin-Film
First Solar FS-6435-P-B-2
Max Power
435W
Efficiency
17.26%
Operating V
177.5V
Warranty
25Y
Technical Specifications
| Open Circuit Voltage (Voc) | 226.1V |
| Short Circuit Current (Isc) | 2.67A |
| Voltage at Pmax (Vmp) | 177.5V |
| Current at Pmax (Imp) | 2.45A |
| Temp. Coefficient of Pmax | -0.229%/°C |
| Dimensions | 2039 x 1236 x 35 mm |
| Weight | 31.5kg |
| NOCT | 46.83°C |
| PTC Rating | 418.6W |
📋 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-6435-P-B-2?
It measures 2039 x 1236 x 35 mm and weighs 31.5kg.
How efficient is the First Solar FS-6435-P-B-2?
This panel has 17.26% efficiency, which is standard for commercial solar panels.
How long is the warranty for the First Solar FS-6435-P-B-2?
The FS-6435-P-B-2 comes with a 25-year product warranty covering defects and degradation.
How does temperature affect the First Solar FS-6435-P-B-2?
With a temp coefficient of -0.229%/°C, it outperforms the industry average of -0.35 to -0.40%/°C.
Compare This Panel
Add this First Solar FS-6435-P-B-2 to compare specs side-by-side with other commercial solar panels.
📄 Download
Save this datasheet as PDF for offline reference.
Share
Advertisement
📊 Brand Context
First Solar offers 218 solar panel models from 67.5W to 550W.
Browse all First Solar models →