S SOLARSPECS
First Solar is the largest American solar panel manufacturer and the only major producer of thin-film CdTe modules. First Solar's FS-4112-2 leverages Thin-Film technology to achieve 15.62% module efficiency and 112.5W maximum power. Key specs: Voc=87.7V, Isc=1.75A, Vmp=70.2V, Imp=1.6A. Warranty: 25 years.
🏭View all 218 First Solar models Brand range: 67.5W–550W
Thin-Film

First Solar FS-4112-2

Max Power
112.5W
Efficiency
15.62%
Operating V
70.2V
Warranty
25Y
First Solar FS-4112-2 logo
Technical Specifications
Open Circuit Voltage (Voc)87.7V
Short Circuit Current (Isc)1.75A
Voltage at Pmax (Vmp)70.2V
Current at Pmax (Imp)1.6A
Temp. Coefficient of Pmax-0.312%/°C
Dimensions1200 x 600 x 35 mm
Weight9.0kg
NOCT47°C
PTC Rating106.7W
📋 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-4112-2?

This panel has 15.62% efficiency, which is standard for commercial solar panels.

What are the dimensions and weight of the First Solar FS-4112-2?

It measures 1200 x 600 x 35 mm and weighs 9.0kg.

How long is the warranty for the First Solar FS-4112-2?

The FS-4112-2 comes with a 25-year product warranty covering defects and degradation.

What is the max power output of the First Solar FS-4112-2?

The First Solar FS-4112-2 is rated at 112.5W under STC (1000 W/m², 25°C, AM 1.5).

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📊 Brand Context

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

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