S SOLARSPECS
REC Solar, headquartered in Singapore, is recognized for its heterojunction (HJT) technology and premium Alpha series panels. The REC REC620AA Pro MG is a Monocrystalline solar module delivering 620W of rated power output with 22.38% module efficiency. Designed for megawatt-scale projects, this panel brings reliable performance.
🏭View all 242 REC models Brand range: 275W–740W
Monocrystalline

REC REC620AA Pro MG

Max Power
620W
Efficiency
22.38%
Operating V
36.6V
Warranty
30Y
REC REC620AA Pro MG logo
Technical Specifications
Open Circuit Voltage (Voc)44.6V
Short Circuit Current (Isc)17.67A
Voltage at Pmax (Vmp)36.6V
Current at Pmax (Imp)16.94A
Temp. Coefficient of Pmax-0.233%/°C
Dimensions2138 x 1296 x 35 mm
Weight34.6kg
NOCT46.54°C
PTC Rating596.6W
📋 Data verified: June 2026 📄 Specs based on STC (1000 W/m², 25°C, AM 1.5) 🏷️ 242 REC models in database

FAQ

What is the max power output of the REC REC620AA Pro MG?

The REC REC620AA Pro MG is rated at 620W under STC (1000 W/m², 25°C, AM 1.5).

How efficient is the REC REC620AA Pro MG?

This panel has 22.38% efficiency, which is high for commercial solar panels.

What warranty does REC provide?

REC offers a 30-year warranty for the REC620AA Pro MG, reflecting confidence in long-term durability.

How does temperature affect the REC REC620AA Pro MG?

With a temp coefficient of -0.233%/°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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