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Brand range: 200W–730W
Monocrystalline
Canadian Solar CS3U-400MS
Max Power
400W
Efficiency
20.83%
Operating V
40.8V
Warranty
25Y
Technical Specifications
| Open Circuit Voltage (Voc) | 48.6V |
| Short Circuit Current (Isc) | 10.33A |
| Voltage at Pmax (Vmp) | 40.8V |
| Current at Pmax (Imp) | 9.81A |
| Temp. Coefficient of Pmax | -0.349%/°C |
| Dimensions | 1780 x 1079 x 35 mm |
| Weight | 24.0kg |
| NOCT | 46.2°C |
| PTC Rating | 377.7W |
📋 Data verified: June 2026
📄 Specs based on STC (1000 W/m², 25°C, AM 1.5)
🏷️ 524 Canadian Solar models in database
FAQ
How long is the warranty for the Canadian Solar CS3U-400MS?
The CS3U-400MS comes with a 25-year product warranty covering defects and degradation.
What are the dimensions and weight of the Canadian Solar CS3U-400MS?
It measures 1780 x 1079 x 35 mm and weighs 24.0kg.
How efficient is the Canadian Solar CS3U-400MS?
This panel has 20.83% efficiency, which is above average for commercial solar panels.
What is the max power output of the Canadian Solar CS3U-400MS?
The Canadian Solar CS3U-400MS is rated at 400W under STC (1000 W/m², 25°C, AM 1.5).
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📊 Brand Context
Canadian Solar offers 524 solar panel models from 200W to 730W.
Browse all Canadian Solar models →