Suntech STP520S-H54-Nkh+

520 WUltra VTOPCon ProMBBHalf-CellTOPConBifacial 80%108 cells

The Suntech STP520S-H54-Nkh+ is a 520 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)520 W

Open-Circuit Voltage (Voc)41.06 V

Max Power Voltage (Vmpp)34.83 V

Short-Circuit Current (Isc)15.83 A

Max Power Current (Impp)14.93 A

Number of Cells108

Temperature & Physical

Temp. Coefficient Voc-0.25 %/°C

Temp. Coefficient Isc0.046 %/°C

Temp. Coefficient Pmax-0.29 %/°C

Max System Voltage1500 V

Nominal Cell Temperature (NOCT)45 °C

Datasheet

Download PDF0.9 MB

Other Models in This Series

Power	Voc	Isc
500 W	40.38 V	15.63 A
505 W	40.55 V	15.68 A
510 W	40.72 V