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Brand range: 275W–740W
Monocrystalline
REC REC420AA 72
Max Power
420W
Efficiency
20.39%
Operating V
44.5V
Warranty
25Y
Technical Specifications
| Open Circuit Voltage (Voc) | 52.5V |
| Short Circuit Current (Isc) | 10.2A |
| Voltage at Pmax (Vmp) | 44.5V |
| Current at Pmax (Imp) | 9.45A |
| Temp. Coefficient of Pmax | -0.272%/°C |
| Dimensions | 1844 x 1117 x 35 mm |
| Weight | 25.7kg |
| NOCT | 45.16°C |
| PTC Rating | 402.7W |
📋 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 REC420AA 72?
The REC REC420AA 72 is rated at 420W under STC (1000 W/m², 25°C, AM 1.5).
What are the dimensions and weight of the REC REC420AA 72?
It measures 1844 x 1117 x 35 mm and weighs 25.7kg.
How efficient is the REC REC420AA 72?
This panel has 20.39% efficiency, which is above average for commercial solar panels.
How does temperature affect the REC REC420AA 72?
With a temp coefficient of -0.272%/°C, it outperforms the industry average of -0.35 to -0.40%/°C.
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