Side by side on wattage, efficiency, temperature performance and warranty. Winners are highlighted per row.
|
Sunpower
Sunpower SPR-225E-BLK-U-ACPV (225W)
73
SCORE
|
Sunpower
Sunpower SPR-X21-345-C-AC (345W)
90
SCORE
|
|
|---|---|---|
| DC Electrical Characteristics | ||
| STC Power Rating | 225W225345 | 345W225345 |
| PTC Power Rating | 205W205323.3 | 323.3W205323.3 |
| STC Power per unit of area | 16.8W/ft (180.9W/m) | 19.7W/ft (211.7W/m) |
| Peak Efficiency | 0.18090.18090.2117 | 0.21170.18090.2117 |
| Power Tolerances | -3%/+5% | 0%/+5% |
| Number of Cells | 727296 | 967296 |
| Imp | 5.55A5.556.02 | 6.02A5.556.02 |
| Vmp | 40.5V40.557.3 | 57.3V40.557.3 |
| Isc | 5.93A5.936.39 | 6.39A5.936.39 |
| Voc | 48V4868.2 | 68.2V4868.2 |
| NOCT | 46°C4546 | 45°C4546 |
| Temp. Coefficient of Power | -0.38%/K | -0.3%/K |
| Temp. Coefficient of Voltage | -0.132V/K | -0.184V/K |
| Series Fuse Rating | 10A1015 | 15A1015 |
| Maximum System Voltage | 600V | 600V |
| AC Electrical Characteristics | ||
| AC Voltage | 240.0V | 240.0V |
| Max Cont. Output Current | 0.99A | 1.33A |
| Max Cont. Output Power | 238.0W | 320.0W |
| Max Number of Modules per Branch Circuit | 16 | 12 |
| 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 | data not available |
| Length | 61.4in (1,559mm) | 61.3in (1,558mm) |
| Width | 31.4in (798mm) | 41.2in (1,046mm) |
| Depth | 1.8in (46mm) | 1.8in (46mm) |
| Weight | 37.7lb (17.1kg) | 45.4lb (20.6kg) |
| Installation Method | Rack-Mounted | Rack-Mounted |
| Warranty and Certifications | ||
| 80% Power Output Warranty Period | 25yrs | 25yrs |
| 90% Power Output Warranty Period | data not available | 25yrs |
| Workmanship Warranty Period | 25yrs | 25yrs |
| UL Fire Classification | data not available | Type 2 |
| Compliances | UL 1703 | UL 1703, IEC 61215, IEC 61730, CEC, TUV |
| CSI Listed | ✓ | ✓ |