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Tools Resources Legal JA Solar JAM54D40-445/LB — 445W TOPCon Solar Panel | Solar Stack
Solar Panels JA Solar JAM54D40 LB JAM54D40-445/LB JA Solar JAM54D40-445/LB 445 W TOPCon DeepBlue 4.0 Light Black MBB Half-Cell Bifacial 80% 108 cells
The JA Solar JAM54D40-445/LB is a 445 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) : 445 W
Open-Circuit Voltage (Voc) : 39.1 V
Max Power Voltage (Vmpp) : 32.65 V
Short-Circuit Current (Isc) : 14.4 A
Max Power Current (Impp) : 13.63 A
Number of Cells : 108
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 : 1722 mm
Width : 1134 mm
Thickness : 30 mm
Weight : 21.5 kgOther Models in This Series Model Power Voc Isc
435 W 38.7 V 14.23 A
440 W 38.9 V 14.31 A JAM54D40-445/LB Current
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