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Brand range: 400W–555W
Monocrystalline
Yingli Energy Development Co Ltd YL400D-37e 1/2
Max Power
400W
Efficiency
21.05%
Operating V
30.7V
Warranty
25Y
Technical Specifications
| Open Circuit Voltage (Voc) | 37.1V |
| Short Circuit Current (Isc) | 13.78A |
| Voltage at Pmax (Vmp) | 30.7V |
| Current at Pmax (Imp) | 13.06A |
| Temp. Coefficient of Pmax | -0.354%/°C |
| Dimensions | 1771 x 1073 x 35 mm |
| Weight | 23.8kg |
| NOCT | 44.3°C |
| PTC Rating | 379.6W |
📋 Data verified: June 2026
📄 Specs based on STC (1000 W/m², 25°C, AM 1.5)
🏷️ 12 Yingli Energy Development Co Ltd models in database
FAQ
How efficient is the Yingli Energy Development Co Ltd YL400D-37e 1/2?
This panel has 21.05% efficiency, which is high for commercial solar panels.
What is the max power output of the Yingli Energy Development Co Ltd YL400D-37e 1/2?
The Yingli Energy Development Co Ltd YL400D-37e 1/2 is rated at 400W under STC (1000 W/m², 25°C, AM 1.5).
What are the dimensions and weight of the Yingli Energy Development Co Ltd YL400D-37e 1/2?
It measures 1771 x 1073 x 35 mm and weighs 23.8kg.
How long is the warranty for the Yingli Energy Development Co Ltd YL400D-37e 1/2?
The YL400D-37e 1/2 comes with a 25-year product warranty covering defects and degradation.
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📊 Brand Context
Yingli Energy Development Co Ltd offers 12 solar panel models from 400W to 555W.
Browse all Yingli Energy Development Co Ltd models →