🏭View all 110 SunPower models→
Brand range: 335W–485W
Monocrystalline
SunPower SPR-M400
Max Power
400W
Efficiency
21.39%
Operating V
39.5V
Warranty
25Y
Technical Specifications
| Open Circuit Voltage (Voc) | 48.1V |
| Short Circuit Current (Isc) | 10.86A |
| Voltage at Pmax (Vmp) | 39.5V |
| Current at Pmax (Imp) | 10.12A |
| Temp. Coefficient of Pmax | -0.276%/°C |
| Dimensions | 1757 x 1065 x 35 mm |
| Weight | 23.4kg |
| NOCT | 47.16°C |
| PTC Rating | 381.5W |
📋 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-M400?
This panel has 21.39% efficiency, which is high for commercial solar panels.
What is the max power output of the SunPower SPR-M400?
The SunPower SPR-M400 is rated at 400W under STC (1000 W/m², 25°C, AM 1.5).
What are the dimensions and weight of the SunPower SPR-M400?
It measures 1757 x 1065 x 35 mm and weighs 23.4kg.
How long is the warranty for the SunPower SPR-M400?
The SPR-M400 comes with a 25-year product warranty covering defects and degradation.
Compare This Panel
Add this SunPower SPR-M400 to compare specs side-by-side with other commercial solar panels.
📄 Download
Save this datasheet as PDF for offline reference.
Share
Advertisement
📊 Brand Context
SunPower offers 110 solar panel models from 335W to 485W.
Browse all SunPower models →