TommaTech TT515-108TNB12R — 515W TOPCon Solar Panel | Solar Stack

TommaTech TT515-108TNB12R

515 WTOPConTopCon N-Type M12Glass-BacksheetTOPConN-TypeBifacial108 cells

The TommaTech TT515-108TNB12R is a 515 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): : 515 W
Open-Circuit Voltage (Voc): : 40.15 V
Max Power Voltage (Vmpp): : 33.95 V
Short-Circuit Current (Isc): : 16.01 A
Max Power Current (Impp): : 15.17 A
Number of Cells: : 108

Temperature

Temp. Coefficient Voc: : -0.25 %/°C
Temp. Coefficient Isc: : 0.041 %/°C
Temp. Coefficient Pmax: : -0.29 %/°C
Max System Voltage: : 1500 V
Nominal Cell Temperature (NOCT): : 45 °C
Cell Technology: : TOPCon
Max Series Fuse: : 25 A
Power Tolerance: : +5%

Physical

Length: : 1965 mm
Width: : 1134 mm
Thickness: : 30 mm
Weight: : 27.8 kg

Datasheet

Download PDF4.9 MB

Other Models in This Series

Model	Power	Voc	Isc
	510 W	39.95 V	15.95 A
TT515-108TNB12RCurrent	515 W	40.15 V

Check in calculator

Verify string compatibility with your inverter

Find replacement

Find electrically compatible alternatives