Suntech STP445S-C54/Nshtb+

445 WTOPConUltra V ProTransparent Blackbifacialdual-glassBifacial 80%108 cells

The Suntech STP445S-C54/Nshtb+ is a 445 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): : 445 W
Open-Circuit Voltage (Voc): : 39.11 V
Max Power Voltage (Vmpp): : 32.87 V
Short-Circuit Current (Isc): : 14.49 A
Max Power Current (Impp): : 13.54 A
Number of Cells: : 108

Temperature

Temp. Coefficient Voc: : -0.25 %/°C
Temp. Coefficient Isc: : 0.046 %/°C
Temp. Coefficient Pmax: : -0.29 %/°C
Max System Voltage: : 1,500 V
Nominal Cell Temperature (NOCT): : 45 °C
Cell Technology: : TOPCon
Bifaciality Factor: : 80%
Max Series Fuse: : 25 A
Power Tolerance: : +3%

Physical

Length: : 1,722 mm
Width: : 1,134 mm
Thickness: : 30 mm
Weight: : 21 kg

Datasheet

Download PDF0.5 MB

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Other Models in This Series

Model	Power	Voc	Isc
STP430S-C54/Nshtb+	430 W	38.72 V	14.25 A
STP435S-C54/Nshtb+	435 W	38.85 V	14.33 A
STP440S-C54/Nshtb+	440 W	38.98 V	14.41 A
STP445S-C54/Nshtb+Current	445 W	39.11 V	14.49 A
STP450S-C54/Nshtb+	450 W	39.24 V	14.57 A

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