TCL Zhonghuan HSM-BD66-GC640 — 640W TOPCon Solar Panel | Solar Stack Free solar panel & inverter compatibility checker. Verify your PV string configuration is safe before installation.
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Solar Panels TCL Zhonghuan HSM-BD66-GC640-665 HSM-BD66-GC640 TCL Zhonghuan HSM-BD66-GC640 640 W TOPCon HSM BD Bifacial 70% 66 cells
The TCL Zhonghuan HSM-BD66-GC640 is a 640 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) : 640 W
Open-Circuit Voltage (Voc) : 49.58 V
Max Power Voltage (Vmpp) : 41.06 V
Short-Circuit Current (Isc) : 16.58 A
Max Power Current (Impp) : 15.59 A
Number of Cells : 66
Temp. Coefficient Voc : -0.2 %/°C
Temp. Coefficient Isc : 0.05 %/°C
Temp. Coefficient Pmax : -0.26 %/°C
Max System Voltage : 1500 V
Nominal Cell Temperature (NOCT) : 43 °C
Cell Technology : TOPCon
Bifaciality Factor : 70%
Max Series Fuse : 25 A
Power Tolerance : +3%
Length : 2382 mm
Width : 1134 mm
Thickness : 30 mm
Weight : 33.5 kgOther Models in This Series Model Power Voc Isc HSM-BD66-GC640 Current
640 W 49.58 V 16.58 A
645 W 49.68 V
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