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Brand range: 400W–550W
Monocrystalline
Alexus Solar ALEX-405-B-54-S
Max Power
405W
Efficiency
20.77%
Operating V
31.4V
Warranty
25Y
Technical Specifications
| Open Circuit Voltage (Voc) | 37.4V |
| Short Circuit Current (Isc) | 13.76A |
| Voltage at Pmax (Vmp) | 31.4V |
| Current at Pmax (Imp) | 12.92A |
| Temp. Coefficient of Pmax | -0.36%/°C |
| Dimensions | 1794 x 1087 x 35 mm |
| Weight | 24.4kg |
| NOCT | 46.8°C |
| PTC Rating | 381.0W |
📋 Data verified: June 2026
📄 Specs based on STC (1000 W/m², 25°C, AM 1.5)
🏷️ 7 Alexus Solar models in database
FAQ
How long is the warranty for the Alexus Solar ALEX-405-B-54-S?
The ALEX-405-B-54-S comes with a 25-year product warranty covering defects and degradation.
What are the dimensions and weight of the Alexus Solar ALEX-405-B-54-S?
It measures 1794 x 1087 x 35 mm and weighs 24.4kg.
How efficient is the Alexus Solar ALEX-405-B-54-S?
This panel has 20.77% efficiency, which is above average for commercial solar panels.
What is the max power output of the Alexus Solar ALEX-405-B-54-S?
The Alexus Solar ALEX-405-B-54-S is rated at 405W under STC (1000 W/m², 25°C, AM 1.5).
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📊 Brand Context
Alexus Solar offers 7 solar panel models from 400W to 550W.
Browse all Alexus Solar models →