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-6465-P-B (465W, 18.45%) is a Thin-Film photovoltaic module. Electrical: Voc 223.8V, Isc 2.6A, Vmp 189.8V, Imp 2.45A. Temp coeff -0.296%/°C.
🏭View all 218 First Solar models→ Brand range: 67.5W–550W
Thin-Film

First Solar FS-6465-P-B

Max Power
465W
Efficiency
18.45%
Operating V
189.8V
Warranty
25Y
First Solar FS-6465-P-B logo
Technical Specifications
Open Circuit Voltage (Voc)223.8V
Short Circuit Current (Isc)2.6A
Voltage at Pmax (Vmp)189.8V
Current at Pmax (Imp)2.45A
Temp. Coefficient of Pmax-0.296%/°C
Dimensions2039 x 1236 x 35 mm
Weight31.5kg
NOCT50.1°C
PTC Rating438.7W
📋 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-6465-P-B?

This panel has 18.45% efficiency, which is standard for commercial solar panels.

What are the dimensions and weight of the First Solar FS-6465-P-B?

It measures 2039 x 1236 x 35 mm and weighs 31.5kg.

How does temperature affect the First Solar FS-6465-P-B?

With a temp coefficient of -0.296%/°C, it outperforms the industry average of -0.35 to -0.40%/°C.

What is the max power output of the First Solar FS-6465-P-B?

The First Solar FS-6465-P-B is rated at 465W under STC (1000 W/m², 25°C, AM 1.5).

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

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