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Brand range: 380W–550W
Monocrystalline
DONGGUAN SUNWORTH SOLAR ENERGY CO., LTD SW400M
Max Power
400W
Efficiency
21.05%
Operating V
31.4V
Warranty
25Y
Technical Specifications
| Open Circuit Voltage (Voc) | 37.3V |
| Short Circuit Current (Isc) | 13.53A |
| Voltage at Pmax (Vmp) | 31.4V |
| Current at Pmax (Imp) | 12.76A |
| Temp. Coefficient of Pmax | -0.339%/°C |
| Dimensions | 1771 x 1073 x 35 mm |
| Weight | 23.8kg |
| NOCT | 42.3°C |
| PTC Rating | 382.6W |
📋 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 SW400M?
This panel has 21.05% efficiency, which is high for commercial solar panels.
What is the max power output of the DONGGUAN SUNWORTH SOLAR ENERGY CO., LTD SW400M?
The DONGGUAN SUNWORTH SOLAR ENERGY CO., LTD SW400M is rated at 400W under STC (1000 W/m², 25°C, AM 1.5).
What are the dimensions and weight of the DONGGUAN SUNWORTH SOLAR ENERGY CO., LTD SW400M?
It measures 1771 x 1073 x 35 mm and weighs 23.8kg.
How long is the warranty for the DONGGUAN SUNWORTH SOLAR ENERGY CO., LTD SW400M?
The SW400M comes with a 25-year product warranty covering defects and degradation.
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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 →