S SOLARSPECS
REC Solar, headquartered in Singapore, is recognized for its heterojunction (HJT) technology and premium Alpha series panels. REC's REC405AA Pure leverages Monocrystalline technology to achieve 22.58% module efficiency and 405W maximum power. Key specs: Voc=48.9V, Isc=10.3A, Vmp=42.4V, Imp=9.56A. Warranty: 25 years.
🏭View all 242 REC models Brand range: 275W–740W
Monocrystalline

REC REC405AA Pure

Max Power
405W
Efficiency
22.58%
Operating V
42.4V
Warranty
25Y
REC REC405AA Pure logo
Technical Specifications
Open Circuit Voltage (Voc)48.9V
Short Circuit Current (Isc)10.3A
Voltage at Pmax (Vmp)42.4V
Current at Pmax (Imp)9.56A
Temp. Coefficient of Pmax-0.256%/°C
Dimensions1720 x 1043 x 35 mm
Weight22.4kg
NOCT45.01°C
PTC Rating389.4W
📋 Data verified: June 2026 📄 Specs based on STC (1000 W/m², 25°C, AM 1.5) 🏷️ 242 REC models in database

FAQ

What are the dimensions and weight of the REC REC405AA Pure?

It measures 1720 x 1043 x 35 mm and weighs 22.4kg.

How efficient is the REC REC405AA Pure?

This panel has 22.58% efficiency, which is high for commercial solar panels.

How long is the warranty for the REC REC405AA Pure?

The REC405AA Pure comes with a 25-year product warranty covering defects and degradation.

How does temperature affect the REC REC405AA Pure?

With a temp coefficient of -0.256%/°C, it outperforms the industry average of -0.35 to -0.40%/°C.

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📊 Brand Context

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

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