JA Solar JAM72D42-640/LB — 640W TOPCon Solar Panel | Solar Stack Free solar panel & inverter compatibility checker. Verify your PV string configuration is safe before installation.
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Solar Panels JA Solar JAM72D42 LB JAM72D42-640/LB JA Solar JAM72D42-640/LB 640 W TOPCon DeepBlue 4.0 Light Black MBB Half-Cell Bifacial 80% 144 cells
The JA Solar JAM72D42-640/LB 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) : 52.87 V
Max Power Voltage (Vmpp) : 44.29 V
Short-Circuit Current (Isc) : 15.31 A
Max Power Current (Impp) : 14.45 A
Number of Cells : 144
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 : 30 A
Power Tolerance : +3%
Length : 2465 mm
Width : 1134 mm
Thickness : 30 mm
Weight : 34.6 kgOther Models in This Series Model Power Voc Isc
625 W 52.27 V 15.16 A
630 W 52.47 V 15.21 A
635 W 52.67 V
JAM72D42-640/LB Current
640 W 52.87 V 15.31 A
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