Side by side on wattage, efficiency, temperature performance and warranty. Winners are highlighted per row.
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Sunpower
Sunpower SPR-M435-H-AC (435W)
85
SCORE
|
Sunpower
Sunpower SPR-X20-250-BLK-B-AC (250W)
81
SCORE
|
|
|---|---|---|
| DC Electrical Characteristics | ||
| STC Power Rating | 435W250435 | 250W250435 |
| PTC Power Rating | 414.11W231.7414.11 | 231.7W231.7414.11 |
| STC Power per unit of area | 20.9W/ft (225.2W/m) | 18.7W/ft (201.0W/m) |
| Peak Efficiency | 0.22520.2010.2252 | 0.2010.2010.2252 |
| Power Tolerances | 0%/+5% | 0%/+5% |
| Number of Cells | 666672 | 726672 |
| Imp | 10.82A5.8410.82 | 5.84A5.8410.82 |
| Vmp | 40.3V40.342.8 | 42.8V40.342.8 |
| Isc | 11.57A6.211.57 | 6.2A6.211.57 |
| Voc | 48.2V48.250.9 | 50.9V48.250.9 |
| NOCT | 43°C4345 | 45°C4345 |
| Temp. Coefficient of Power | -0.29%/K | -0.3%/K |
| Temp. Coefficient of Voltage | -0.115V/K | -0.125V/K |
| Series Fuse Rating | 20A | 20A |
| Maximum System Voltage | 1000V6001000 | 600V6001000 |
| AC Electrical Characteristics | ||
| AC Voltage | 240.0V | 240.0V |
| Max Cont. Output Current | 1.6A | 0.99A |
| Max Cont. Output Power | 384.0W | 238.0W |
| Max Number of Modules per Branch Circuit | 10 | 16 |
| Mechanical Characteristics | ||
| Type | Mono | Mono |
| Output Terminal Type | Multicontact Connector Type 4 | Multicontact Connector Type 4 |
| Frame Color | Black | Black |
| Backsheet Color | White | Black |
| Length | 73.7in (1,872mm) | 61.4in (1,559mm) |
| Width | 40.6in (1,032mm) | 31.4in (798mm) |
| Depth | 1.6in (40mm) | 1.8in (46mm) |
| Weight | 48.1lb (21.8kg) | 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 | Type 2 | Type 2 |
| Compliances | UL 1703, IEC 61730 | UL 1703, IEC 61215, IEC 61730 |
| CSI Listed | ✗ | ✓ |