DMEGC DM640M10T-B78HSW

640 WTOPConStandardWhite BacksheetBifacial 80%156 cells

The DMEGC DM640M10T-B78HSW 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): : 57.7 V
Max Power Voltage (Vmpp): : 47.86 V
Short-Circuit Current (Isc): : 14.14 A
Max Power Current (Impp): : 13.39 A
Number of Cells: : 156

Temperature

Temp. Coefficient Voc: : -0.25 %/°C
Temp. Coefficient Isc: : 0.048 %/°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: : +3%

Physical

Length: : 2,465 mm
Width: : 1,134 mm
Thickness: : 30 mm
Weight: : 33.5 kg

Datasheet

Download PDF0.7 MB

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Other Models in This Series

Model	Power	Voc	Isc
DM630M10T-B78HSW	630 W	57.3 V	14.04 A
DM635M10T-B78HSW	635 W	57.5 V	14.09 A
DM640M10T-B78HSWCurrent	640 W	57.7 V	14.14 A
DM645M10T-B78HSW	645 W	57.9 V	14.19 A
DM650M10T-B78HSW	650 W	58.1 V	14.24 A

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