GCL-NT12R/66GDF 640 — 640W TOPCon Solar Panel | Solar Stack
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Tools Resources Legal Solar Panels GCL EN-NT12R66GDF-V1 GCL-NT12R/66GDF 640 GCL-NT12R/66GDF 640 640 W TOPCon DeepBlue TOPCon Bifacial 80% 132 cells
The GCL GCL-NT12R/66GDF 640 is a 640 W solar panel featuring TOPCon cell technology. Below are the verified electrical and thermal specifications extracted from the manufacturer datasheet.
Technical Specifications
Electrical Characteristics (STC)
Peak Power (Pmax) : 640 W
Open-Circuit Voltage (Voc) : 49.15 V
Max Power Voltage (Vmpp) : 41.72 V
Short-Circuit Current (Isc) : 16.17 A
Max Power Current (Impp) : 15.34 A
Number of Cells : 132
Temp. Coefficient Voc : -0.25 %/°C
Temp. Coefficient Isc : 0.045 %/°C
Temp. Coefficient Pmax : -0.29 %/°C
Max System Voltage : 1500 V
Nominal Cell Temperature (NOCT) : 45 °C
Cell Technology : TOPCon
Bifaciality Factor : 80%
Max Series Fuse : 35 A
Power Tolerance : +3%
Length : 2382 mm
Width : 1134 mm
Thickness : 30 mm
Weight : 32.5 kgOther Models in This Series Model Power Voc Isc
635 W 48.88 V 16.13 A GCL-NT12R/66GDF 640 Current
640 W 49.15 V
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