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Brand range: 240W–755W
Monocrystalline
SEG Solar SEG-420-BTD-BG
Max Power
420W
Efficiency
21.65%
Operating V
31.9V
Warranty
25Y
Technical Specifications
| Open Circuit Voltage (Voc) | 38.5V |
| Short Circuit Current (Isc) | 13.83A |
| Voltage at Pmax (Vmp) | 31.9V |
| Current at Pmax (Imp) | 13.17A |
| Temp. Coefficient of Pmax | -0.344%/°C |
| Dimensions | 1789 x 1084 x 35 mm |
| Weight | 24.2kg |
| NOCT | 43.4°C |
| PTC Rating | 400.2W |
📋 Data verified: June 2026
📄 Specs based on STC (1000 W/m², 25°C, AM 1.5)
🏷️ 490 SEG Solar models in database
FAQ
What are the dimensions and weight of the SEG Solar SEG-420-BTD-BG?
It measures 1789 x 1084 x 35 mm and weighs 24.2kg.
What is the max power output of the SEG Solar SEG-420-BTD-BG?
The SEG Solar SEG-420-BTD-BG is rated at 420W under STC (1000 W/m², 25°C, AM 1.5).
How efficient is the SEG Solar SEG-420-BTD-BG?
This panel has 21.65% efficiency, which is high for commercial solar panels.
How long is the warranty for the SEG Solar SEG-420-BTD-BG?
The SEG-420-BTD-BG comes with a 25-year product warranty covering defects and degradation.
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📊 Brand Context
SEG Solar offers 490 solar panel models from 240W to 755W.
Browse all SEG Solar models →