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| Description of Specification | Units | Model | |
| NES144-7-550M | |||
| General Data | |||
| Nominal Power | W | 550 | |
| Dimensions(L*W*H) | mm | 2279*1134*35 | |
| Weight | kg | 26 | |
| Solar Cell | |||
| Cell Type | Monocrystalline | ||
| Number of Cells | 72*2 | ||
| Maximum Power | W | 550 | |
| Watt Tolerance | w | 0-5 watt | |
| Voltage & Ampereage | |||
| Maximum System Voltage | Volts | 1000 | |
| Maximum Operating Voltage(Vmp) | Volts | 41.96 | |
| Maximum Operating Current(Imp) | Amps | 13.11 | |
| Open Circuit Voltage(Voc) | Volts | 49.0 | |
| Short Circuit Current(Isc) | Amps | 14.0 | |
| Operational Temperatures | |||
| Temp Coefficent of Isc(TK Isc) | % per deg.C | +0.045 | |
| Temp Coefficent of Voc(TK Voc) | % per deg.C | -0.33 | |
| Temp Coefficent of Pmax(TK Pmax) | % per deg.C | -0.45 | |
| Normal Op.Cell Temp (NOCT) | deg.C | 45±2 | |
| Application | |||
| Storage & Operating Temperature | Deg C | -40 to +80 | |
| Standard Test Conditions | 1000W/M²,1.5AM,25 | ||
| Materials & Accessories Data (All Certified by CE and TUV) | |||
| Cable | Connerctors | IP67 | |
| Length | M | 0.4 | |
| Wire Diameter | mm2 | 4 | |
| Frame | Aluminum Anodzed | ||
| Glass | Thickness | mm | 3.2 |
| Low lron,High Transmisson,Toughness | YES | ||
| EVA resin | mm | 0.5 | |
| Backsheet(TPT) | mm | 0.3 | |
| Warranty (Output) | 10 years | % | 90 |
| 20 - 25 years | % | 80 | |
| Whole Panel | Years | 10 | |

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