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Brand range: 240W–675W
Monocrystalline
Qcells Q.PEAK DUO L-G5.3 390
Max Power
390W
Efficiency
19.35%
Operating V
40.4V
Warranty
25Y
Technical Specifications
| Open Circuit Voltage (Voc) | 48.5V |
| Short Circuit Current (Isc) | 10.14A |
| Voltage at Pmax (Vmp) | 40.4V |
| Current at Pmax (Imp) | 9.66A |
| Temp. Coefficient of Pmax | -0.354%/°C |
| Dimensions | 1823 x 1105 x 35 mm |
| Weight | 25.2kg |
| NOCT | 46.35°C |
| PTC Rating | 367.8W |
📋 Data verified: June 2026
📄 Specs based on STC (1000 W/m², 25°C, AM 1.5)
🏷️ 710 Qcells models in database
FAQ
How efficient is the Qcells Q.PEAK DUO L-G5.3 390?
This panel has 19.35% efficiency, which is above average for commercial solar panels.
What is the max power output of the Qcells Q.PEAK DUO L-G5.3 390?
The Qcells Q.PEAK DUO L-G5.3 390 is rated at 390W under STC (1000 W/m², 25°C, AM 1.5).
What are the dimensions and weight of the Qcells Q.PEAK DUO L-G5.3 390?
It measures 1823 x 1105 x 35 mm and weighs 25.2kg.
How long is the warranty for the Qcells Q.PEAK DUO L-G5.3 390?
The Q.PEAK DUO L-G5.3 390 comes with a 25-year product warranty covering defects and degradation.
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