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Brand range: 390W–690W
Monocrystalline
Sunpal Power Co. Ltd. SP405M-54HB
Max Power
405W
Efficiency
20.66%
Operating V
30.7V
Warranty
25Y
Technical Specifications
| Open Circuit Voltage (Voc) | 37.2V |
| Short Circuit Current (Isc) | 13.81A |
| Voltage at Pmax (Vmp) | 30.7V |
| Current at Pmax (Imp) | 13.21A |
| Temp. Coefficient of Pmax | -0.349%/°C |
| Dimensions | 1798 x 1090 x 35 mm |
| Weight | 24.5kg |
| NOCT | 45.97°C |
| PTC Rating | 382.7W |
📋 Data verified: June 2026
📄 Specs based on STC (1000 W/m², 25°C, AM 1.5)
🏷️ 40 Sunpal Power Co. Ltd. models in database
FAQ
What is the max power output of the Sunpal Power Co. Ltd. SP405M-54HB?
The Sunpal Power Co. Ltd. SP405M-54HB is rated at 405W under STC (1000 W/m², 25°C, AM 1.5).
How efficient is the Sunpal Power Co. Ltd. SP405M-54HB?
This panel has 20.66% efficiency, which is above average for commercial solar panels.
How long is the warranty for the Sunpal Power Co. Ltd. SP405M-54HB?
The SP405M-54HB comes with a 25-year product warranty covering defects and degradation.
What are the dimensions and weight of the Sunpal Power Co. Ltd. SP405M-54HB?
It measures 1798 x 1090 x 35 mm and weighs 24.5kg.
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📊 Brand Context
Sunpal Power Co. Ltd. offers 40 solar panel models from 390W to 690W.
Browse all Sunpal Power Co. Ltd. models →