Yingli Solar YL645CF78 e/2

645 WTOPConPANDA 3.0 ProBifacialM10 WaferBifacial 80%156 cells

The Yingli Solar YL645CF78 e/2 is a 645 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): : 645 W
Open-Circuit Voltage (Voc): : 57.82 V
Max Power Voltage (Vmpp): : 47.89 V
Short-Circuit Current (Isc): : 14.1 A
Max Power Current (Impp): : 13.47 A
Number of Cells: : 156

Temperature

Temp. Coefficient Voc: : -0.24 %/°C
Temp. Coefficient Isc: : 0.042 %/°C
Temp. Coefficient Pmax: : -0.29 %/°C
Max System Voltage: : 1,500 V
Nominal Cell Temperature (NOCT): : 42 °C
Cell Technology: : TOPCon
Bifaciality Factor: : 80%
Max Series Fuse: : 30 A
Power Tolerance: : +5%

Physical

Length: : 2,465 mm
Width: : 1,134 mm
Thickness: : 30 mm
Weight: : 34.5 kg

Datasheet

Download PDF6.7 MB

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Other Models in This Series

Model	Power	Voc	Isc
YL635CF78 e/2	635 W	57.42 V	14.01 A
YL640CF78 e/2	640 W	57.62 V	14.05 A
YL645CF78 e/2Current	645 W	57.82 V	14.1 A
YL650CF78 e/2	650 W	58.02 V	14.14 A
YL655CF78 e/2	655 W	58.22 V	14.19 A
YL660CF78 e/2	660 W	58.42 V	14.23 A

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