S SOLARSPECS
First Solar is the largest American solar panel manufacturer and the only major producer of thin-film CdTe modules. The First Solar FS-6430A-P-B-2 (430W, 17.06%) is a Thin-Film photovoltaic module. Electrical: Voc 225.5V, Isc 2.66A, Vmp 176.5V, Imp 2.44A. Temp coeff -0.229%/°C.
🏭View all 218 First Solar models Brand range: 67.5W–550W
Thin-Film

First Solar FS-6430A-P-B-2

Max Power
430W
Efficiency
17.06%
Operating V
176.5V
Warranty
25Y
First Solar FS-6430A-P-B-2 logo
Technical Specifications
Open Circuit Voltage (Voc)225.5V
Short Circuit Current (Isc)2.66A
Voltage at Pmax (Vmp)176.5V
Current at Pmax (Imp)2.44A
Temp. Coefficient of Pmax-0.229%/°C
Dimensions2039 x 1236 x 35 mm
Weight31.5kg
NOCT46.99°C
PTC Rating413.6W
📋 Data verified: June 2026 📄 Specs based on STC (1000 W/m², 25°C, AM 1.5) 🏷️ 218 First Solar models in database

FAQ

How efficient is the First Solar FS-6430A-P-B-2?

This panel has 17.06% efficiency, which is standard for commercial solar panels.

How does temperature affect the First Solar FS-6430A-P-B-2?

With a temp coefficient of -0.229%/°C, it outperforms the industry average of -0.35 to -0.40%/°C.

What is the max power output of the First Solar FS-6430A-P-B-2?

The First Solar FS-6430A-P-B-2 is rated at 430W under STC (1000 W/m², 25°C, AM 1.5).

How long is the warranty for the First Solar FS-6430A-P-B-2?

The FS-6430A-P-B-2 comes with a 25-year product warranty covering defects and degradation.

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First Solar offers 218 solar panel models from 67.5W to 550W.

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