TommaTech TT645-132TNB12R

645 WTOPConTopCon N-Type M12Glass-BacksheetN-TypeBifacial132 cells

The TommaTech TT645-132TNB12R 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): : 49.99 V
Max Power Voltage (Vmpp): : 42.02 V
Short-Circuit Current (Isc): : 16.32 A
Max Power Current (Impp): : 15.35 A
Number of Cells: : 132

Temperature

Temp. Coefficient Voc: : -0.26 %/°C
Temp. Coefficient Isc: : 0.046 %/°C
Temp. Coefficient Pmax: : -0.3 %/°C
Max System Voltage: : 1,500 V
Nominal Cell Temperature (NOCT): : 45 °C
Cell Technology: : TOPCon
Max Series Fuse: : 30 A
Power Tolerance: : +5%

Physical

Length: : 2,382 mm
Width: : 1,134 mm
Thickness: : 35 mm
Weight: : 31.1 kg

Datasheet

Download PDF5.7 MB

Sourcetommatech.de

Other Models in This Series

Model	Power	Voc	Isc
TT620-132TNB12R	620 W	48.99 V	16.02 A
TT625-132TNB12R	625 W	49.19 V	16.08 A
TT630-132TNB12R	630 W	49.39 V	16.14 A
TT635-132TNB12R	635 W	49.59 V	16.2 A
TT640-132TNB12R	640 W	49.79 V	16.26 A
TT645-132TNB12RCurrent	645 W	49.99 V	16.32 A
TT650-132TNB12R	650 W	50.19 V	16.38 A
TT655-132TNB12R	655 W	50.39 V	16.44 A

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