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Brand range: 380W–550W
Monocrystalline
DONGGUAN SUNWORTH SOLAR ENERGY CO., LTD SW420M
Max Power
420W
Efficiency
22.11%
Operating V
31.6V
Warranty
25Y
Technical Specifications
| Open Circuit Voltage (Voc) | 37.7V |
| Short Circuit Current (Isc) | 14.07A |
| Voltage at Pmax (Vmp) | 31.6V |
| Current at Pmax (Imp) | 13.27A |
| Temp. Coefficient of Pmax | -0.339%/°C |
| Dimensions | 1771 x 1073 x 35 mm |
| Weight | 23.8kg |
| NOCT | 42.3°C |
| PTC Rating | 401.7W |
📋 Data verified: June 2026
📄 Specs based on STC (1000 W/m², 25°C, AM 1.5)
🏷️ 30 DONGGUAN SUNWORTH SOLAR ENERGY CO., LTD models in database
FAQ
How efficient is the DONGGUAN SUNWORTH SOLAR ENERGY CO., LTD SW420M?
This panel has 22.11% efficiency, which is high for commercial solar panels.
How long is the warranty for the DONGGUAN SUNWORTH SOLAR ENERGY CO., LTD SW420M?
The SW420M comes with a 25-year product warranty covering defects and degradation.
What are the dimensions and weight of the DONGGUAN SUNWORTH SOLAR ENERGY CO., LTD SW420M?
It measures 1771 x 1073 x 35 mm and weighs 23.8kg.
What is the max power output of the DONGGUAN SUNWORTH SOLAR ENERGY CO., LTD SW420M?
The DONGGUAN SUNWORTH SOLAR ENERGY CO., LTD SW420M is rated at 420W under STC (1000 W/m², 25°C, AM 1.5).
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📊 Brand Context
DONGGUAN SUNWORTH SOLAR ENERGY CO., LTD offers 30 solar panel models from 380W to 550W.
Browse all DONGGUAN SUNWORTH SOLAR ENERGY CO., LTD models →