Side by side on wattage, efficiency, temperature performance and warranty. Winners are highlighted per row.
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Sunpower
Sunpower SPR-225E-BLK-U-ACPV (225W)
73
SCORE
|
Sunpower
Sunpower SPR-X20-250-BLK-B-AC (250W)
81
SCORE
|
|
|---|---|---|
| DC Electrical Characteristics | ||
| STC Power Rating | 225W225250 | 250W225250 |
| PTC Power Rating | 205W205231.7 | 231.7W205231.7 |
| STC Power per unit of area | 16.8W/ft (180.9W/m) | 18.7W/ft (201.0W/m) |
| Peak Efficiency | 0.18090.18090.201 | 0.2010.18090.201 |
| Power Tolerances | -3%/+5% | 0%/+5% |
| Number of Cells | 72 | 72 |
| Imp | 5.55A5.555.84 | 5.84A5.555.84 |
| Vmp | 40.5V40.542.8 | 42.8V40.542.8 |
| Isc | 5.93A5.936.2 | 6.2A5.936.2 |
| Voc | 48V4850.9 | 50.9V4850.9 |
| NOCT | 46°C4546 | 45°C4546 |
| Temp. Coefficient of Power | -0.38%/K | -0.3%/K |
| Temp. Coefficient of Voltage | -0.132V/K | -0.125V/K |
| Series Fuse Rating | 10A1020 | 20A1020 |
| Maximum System Voltage | 600V | 600V |
| AC Electrical Characteristics | ||
| AC Voltage | 240.0V | 240.0V |
| Max Cont. Output Current | 0.99A | 0.99A |
| Max Cont. Output Power | 238.0W | 238.0W |
| Max Number of Modules per Branch Circuit | 16 | 16 |
| Mechanical Characteristics | ||
| Type | Mono | Mono |
| Output Terminal Type | Multicontact Connector Type 4 | Multicontact Connector Type 4 |
| Frame Color | Black | Black |
| Backsheet Color | data not available | Black |
| Length | 61.4in (1,559mm) | 61.4in (1,559mm) |
| Width | 31.4in (798mm) | 31.4in (798mm) |
| Depth | 1.8in (46mm) | 1.8in (46mm) |
| Weight | 37.7lb (17.1kg) | 38.8lb (17.6kg) |
| Installation Method | Rack-Mounted | Rack-Mounted |
| Warranty and Certifications | ||
| 80% Power Output Warranty Period | 25yrs | 25yrs |
| 90% Power Output Warranty Period | data not available | 10yrs |
| Workmanship Warranty Period | 25yrs | 25yrs |
| UL Fire Classification | data not available | Type 2 |
| Compliances | UL 1703 | UL 1703, IEC 61215, IEC 61730 |
| CSI Listed | ✓ | ✓ |