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Brand range: 335W–485W
Monocrystalline
SunPower SPR-A405
Max Power
405W
Efficiency
21.66%
Operating V
39.8V
Warranty
25Y
Technical Specifications
| Open Circuit Voltage (Voc) | 47.7V |
| Short Circuit Current (Isc) | 10.9A |
| Voltage at Pmax (Vmp) | 39.8V |
| Current at Pmax (Imp) | 10.1A |
| Temp. Coefficient of Pmax | -0.311%/°C |
| Dimensions | 1757 x 1065 x 35 mm |
| Weight | 23.4kg |
| NOCT | 46.4°C |
| PTC Rating | 384.7W |
📋 Data verified: June 2026
📄 Specs based on STC (1000 W/m², 25°C, AM 1.5)
🏷️ 110 SunPower models in database
FAQ
How efficient is the SunPower SPR-A405?
This panel has 21.66% efficiency, which is high for commercial solar panels.
How long is the warranty for the SunPower SPR-A405?
The SPR-A405 comes with a 25-year product warranty covering defects and degradation.
What are the dimensions and weight of the SunPower SPR-A405?
It measures 1757 x 1065 x 35 mm and weighs 23.4kg.
What is the max power output of the SunPower SPR-A405?
The SunPower SPR-A405 is rated at 405W under STC (1000 W/m², 25°C, AM 1.5).
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📊 Brand Context
SunPower offers 110 solar panel models from 335W to 485W.
Browse all SunPower models →