Astronergy CHSM66RNDGF-BH645 — 645W TOPCon Solar Panel | Solar Stack
Free solar panel & inverter compatibility checker. Verify your PV string configuration is safe before installation.
Tools Resources Legal CHSM66RNDGF-BH645 Astronergy CHSM66RNDGF-BH645 645 W TOPCon ASTRO N7 SMBB Bifacial 80% 132 cells
The Astronergy CHSM66RNDGF-BH645 is a 645 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) : 645 W
Open-Circuit Voltage (Voc) 49.72 V:
Max Power Voltage (Vmpp) : 42.11 V
Short-Circuit Current (Isc) : 16.5 A
Max Power Current (Impp) : 15.32 A
Temp. Coefficient Voc : -0.25 %/°C
Temp. Coefficient Isc : 0.043 %/°C
Temp. Coefficient Pmax : -0.29 %/°C
Max System Voltage : 1500 V
Nominal Cell Temperature (NOCT) : 45 °C
Cell Technology : TOPCon
Bifaciality Factor : 80%
Max Series Fuse : 35 A
Power Tolerance : +3%
Length : 2382 mm
Width : 1134 mm
Thickness : 30 mm
Weight : 32 kgOther Models in This Series Model Power Voc Isc 610 W 48.74 V 15.94 A 615 W 48.89 V 16.02 A 620 W 49.04 V 16.11 A
625 W 49.19 V 16.19 A
630 W 49.34 V 16.27 A
635 W 49.42 V 16.35 A
640 W 49.57 V 16.42 A CHSM66RNDGF-BH645 Current
645 W 49.72 V 16.5 A
650 W 49.87 V 16.58 A