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Brand range: 335W–485W
Monocrystalline
SunPower SPR-M400-BLK
Max Power
400W
Efficiency
21.39%
Operating V
39.1V
Warranty
25Y
Technical Specifications
| Open Circuit Voltage (Voc) | 48.0V |
| Short Circuit Current (Isc) | 11.25A |
| Voltage at Pmax (Vmp) | 39.1V |
| Current at Pmax (Imp) | 10.24A |
| Temp. Coefficient of Pmax | -0.29%/°C |
| Dimensions | 1757 x 1065 x 35 mm |
| Weight | 23.4kg |
| NOCT | 46.93°C |
| PTC Rating | 380.8W |
📋 Data verified: June 2026
📄 Specs based on STC (1000 W/m², 25°C, AM 1.5)
🏷️ 110 SunPower models in database
FAQ
What are the dimensions and weight of the SunPower SPR-M400-BLK?
It measures 1757 x 1065 x 35 mm and weighs 23.4kg.
How does temperature affect the SunPower SPR-M400-BLK?
With a temp coefficient of -0.29%/°C, it outperforms the industry average of -0.35 to -0.40%/°C.
How long is the warranty for the SunPower SPR-M400-BLK?
The SPR-M400-BLK comes with a 25-year product warranty covering defects and degradation.
How efficient is the SunPower SPR-M400-BLK?
This panel has 21.39% efficiency, which is high for commercial solar panels.
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📊 Brand Context
SunPower offers 110 solar panel models from 335W to 485W.
Browse all SunPower models →