🏭View all 110 SunPower models→
Brand range: 335W–485W
Monocrystalline
SunPower SPR-X21-470-COM
Max Power
470W
Efficiency
21.76%
Operating V
77.9V
Warranty
25Y
Technical Specifications
| Open Circuit Voltage (Voc) | 91.8V |
| Short Circuit Current (Isc) | 6.43A |
| Voltage at Pmax (Vmp) | 77.9V |
| Current at Pmax (Imp) | 6.03A |
| Temp. Coefficient of Pmax | -0.352%/°C |
| Dimensions | 1888 x 1144 x 35 mm |
| Weight | 27.0kg |
| NOCT | 45.67°C |
| PTC Rating | 444.3W |
📋 Data verified: June 2026
📄 Specs based on STC (1000 W/m², 25°C, AM 1.5)
🏷️ 110 SunPower models in database
FAQ
What is the max power output of the SunPower SPR-X21-470-COM?
The SunPower SPR-X21-470-COM is rated at 470W under STC (1000 W/m², 25°C, AM 1.5).
How efficient is the SunPower SPR-X21-470-COM?
This panel has 21.76% efficiency, which is high for commercial solar panels.
How long is the warranty for the SunPower SPR-X21-470-COM?
The SPR-X21-470-COM comes with a 25-year product warranty covering defects and degradation.
What are the dimensions and weight of the SunPower SPR-X21-470-COM?
It measures 1888 x 1144 x 35 mm and weighs 27.0kg.
Compare This Panel
Add this SunPower SPR-X21-470-COM to compare specs side-by-side with other commercial solar panels.
📄 Download
Save this datasheet as PDF for offline reference.
Share
Advertisement
⚡ High-Power Model
At 470W, this is one of SunPower's most powerful panels.
Compare with SunPower lineup →