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แผงโซล่าเซลล์โพลี 20 วัตต์
| Model | STC-SPP15W | STC-SPP20W |
| Rated Maximum Power at STC | 15W | 20W |
| Maximum Power Voltage (Vmp) | 17.4V | 17.5V |
| Maximum Power Current (Imp) | 0.86A | 1.15A |
| Open Circuit Voltage ( Voc) | 21.8V | 22.1V |
| Short Circuit Current (Isc) | 0.93A | 1.22A |
| Power Tolerance | 0~+3% | 0~+3% |
| STC: Irradiance 1000W/m², Module Temperature 25°c, Air Mass 1.5 | ||
| Mechanical Parameters | ||
| Cell Type | Poly-crystalline Solar Cell | |
| No. of Cells | 36 | |
| Glass | 3.2mm, High Transmission, Low Iron, Tempered Glass | |
| Junction Box | IP65&IP67 Rated | |
| Frame | Anodized Aluminum Alloy | |
| No. of Bypass Diodes | 1 | |
| Connector | MC4 Compatible | |
| Working Conditions | ||
| Maximum System Voltage | DC 1000V(IEC) / 1500V(IEC) / 600V(UL) | |
| Operating Temperature | -40°c~+85°c | |
| Maximum Series Fuse | 15A | |
| NOCT | 45±2°c | |
| Application Class | Class A | |
| Temperature Coefficient | ||
| Temperature Coefficient of Pmax | -0.41%/°c | |
| Temperature Coefficient of Voc | -0.31%/°c | |
| Temperature Coefficient of Isc | +0.06%/°c | |
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