TommaTech TT525-108TNB12R

525 WTOPConTopCon N-Type M12Glass-BacksheetN-TypeBifacial108 cells

The TommaTech TT525-108TNB12R is a 525 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): : 525 W
Open-Circuit Voltage (Voc): : 40.55 V
Max Power Voltage (Vmpp): : 34.35 V
Short-Circuit Current (Isc): : 16.13 A
Max Power Current (Impp): : 15.29 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: : 1,500 V
Nominal Cell Temperature (NOCT): : 45 °C
Cell Technology: : TOPCon
Max Series Fuse: : 25 A
Power Tolerance: : +5%

Physical

Length: : 1,965 mm
Width: : 1,134 mm
Thickness: : 30 mm
Weight: : 27.8 kg

Datasheet

Download PDF4.9 MB

Sourcetommatech.de

Other Models in This Series

Model	Power	Voc	Isc
TT510-108TNB12R	510 W	39.95 V	15.95 A
TT515-108TNB12R	515 W	40.15 V	16.01 A
TT520-108TNB12R	520 W	40.35 V	16.07 A
TT525-108TNB12RCurrent	525 W	40.55 V	16.13 A
TT530-108TNB12R	530 W	40.75 V	16.19 A
TT535-108TNB12R	535 W	40.95 V	16.25 A

Check in calculator

Verify string compatibility with your inverter

Find replacement

Find electrically compatible alternatives

Find compatible inverter

See which inverters work with this panel