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Brand range: 335W–485W
Monocrystalline
SunPower SPR-MAX3-425
Max Power
425W
Efficiency
22.37%
Operating V
70.0V
Warranty
25Y
Technical Specifications
| Open Circuit Voltage (Voc) | 81.3V |
| Short Circuit Current (Isc) | 6.57A |
| Voltage at Pmax (Vmp) | 70.0V |
| Current at Pmax (Imp) | 6.07A |
| Temp. Coefficient of Pmax | -0.272%/°C |
| Dimensions | 1771 x 1073 x 35 mm |
| Weight | 23.8kg |
| NOCT | 45°C |
| PTC Rating | 407.7W |
📋 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-MAX3-425?
It measures 1771 x 1073 x 35 mm and weighs 23.8kg.
How does temperature affect the SunPower SPR-MAX3-425?
With a temp coefficient of -0.272%/°C, it outperforms the industry average of -0.35 to -0.40%/°C.
What is the max power output of the SunPower SPR-MAX3-425?
The SunPower SPR-MAX3-425 is rated at 425W under STC (1000 W/m², 25°C, AM 1.5).
How long is the warranty for the SunPower SPR-MAX3-425?
The SPR-MAX3-425 comes with a 25-year product warranty covering defects and degradation.
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📊 Brand Context
SunPower offers 110 solar panel models from 335W to 485W.
Browse all SunPower models →