Canadian Solar
CS3U-405MS
TIER 2
Monocrystalline
405
Pmax (W)
21.09%
Efficiency
—
Voc
25Y
Warranty
Technical Specifications
| Brand | Canadian Solar |
| Model | CS3U-405MS |
| Max Power (Pmax) | 405W |
| Efficiency | 21.09% |
| Cell Type | Monocrystalline |
Above-Average Efficiency: At 21.09% efficiency, this module offers above-average energy conversion for its class.
📋 Data verified: June 2026
📄 Specs based on STC (1000 W/m², 25°C, AM 1.5)
🏷️ 524 Canadian Solar models in database
FAQ
What are the dimensions and weight of the Canadian Solar CS3U-405MS?
Dimensions vary by configuration.
What is the max power output of the Canadian Solar CS3U-405MS?
The Canadian Solar CS3U-405MS is rated at 405W under STC (1000 W/m², 25°C, AM 1.5).
How efficient is the Canadian Solar CS3U-405MS?
This panel has 21.09% efficiency, which is above average efficiency for commercial solar panels.
How long is the warranty for the Canadian Solar CS3U-405MS?
The CS3U-405MS comes with a 25-year product warranty covering defects and degradation.