S SOLARSPECS
REC's REC345AA Black leverages Monocrystalline technology to achieve 20.41% module efficiency and 345W maximum power. Key specs: Voc=43.4V, Isc=10.12A, Vmp=36.7V, Imp=9.39A. Warranty: 25 years.
🏭View all 242 REC models Brand range: 275W–740W
Monocrystalline

REC REC345AA Black

Max Power
345W
Efficiency
20.41%
Operating V
36.7V
Warranty
25Y
REC REC345AA Black logo
Technical Specifications
Open Circuit Voltage (Voc)43.4V
Short Circuit Current (Isc)10.12A
Voltage at Pmax (Vmp)36.7V
Current at Pmax (Imp)9.39A
Temp. Coefficient of Pmax-0.282%/°C
Dimensions1670 x 1012 x 35 mm
Weight21.1kg
NOCT45.55°C
PTC Rating330.0W
📋 Data verified: June 2026 📄 Specs based on STC (1000 W/m², 25°C, AM 1.5) 🏷️ 242 REC models in database

FAQ

How does temperature affect the REC REC345AA Black?

With a temp coefficient of -0.282%/°C, it outperforms the industry average of -0.35 to -0.40%/°C.

What is the max power output of the REC REC345AA Black?

The REC REC345AA Black is rated at 345W under STC (1000 W/m², 25°C, AM 1.5).

How efficient is the REC REC345AA Black?

This panel has 20.41% efficiency, which is above average for commercial solar panels.

How long is the warranty for the REC REC345AA Black?

The REC345AA Black comes with a 25-year product warranty covering defects and degradation.

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📊 Brand Context

REC offers 242 solar panel models from 275W to 740W.

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