S SOLARSPECS
The G-Star Pte Ltd GSD8R66T-620BT is a Monocrystalline solar module delivering 620W of rated power output with 23.13% module efficiency. Designed for megawatt-scale projects, this panel brings reliable performance.
🏭View all 224 G-Star Pte Ltd models Brand range: 355W–740W
Monocrystalline

G-Star Pte Ltd GSD8R66T-620BT

Max Power
620W
Efficiency
23.13%
Operating V
41.2V
Warranty
30Y
G-Star Pte Ltd GSD8R66T-620BT logo
Technical Specifications
Open Circuit Voltage (Voc)49.0V
Short Circuit Current (Isc)15.83A
Voltage at Pmax (Vmp)41.2V
Current at Pmax (Imp)15.06A
Temp. Coefficient of Pmax-0.293%/°C
Dimensions2103 x 1274 x 35 mm
Weight33.5kg
NOCT43.1°C
PTC Rating595.5W
📋 Data verified: June 2026 📄 Specs based on STC (1000 W/m², 25°C, AM 1.5) 🏷️ 224 G-Star Pte Ltd models in database

FAQ

What are the dimensions and weight of the G-Star Pte Ltd GSD8R66T-620BT?

It measures 2103 x 1274 x 35 mm and weighs 33.5kg.

How does temperature affect the G-Star Pte Ltd GSD8R66T-620BT?

With a temp coefficient of -0.293%/°C, it outperforms the industry average of -0.35 to -0.40%/°C.

What is the max power output of the G-Star Pte Ltd GSD8R66T-620BT?

The G-Star Pte Ltd GSD8R66T-620BT is rated at 620W under STC (1000 W/m², 25°C, AM 1.5).

What warranty does G-Star Pte Ltd provide?

G-Star Pte Ltd offers a 30-year warranty for the GSD8R66T-620BT, reflecting confidence in long-term durability.

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📊 Brand Context

G-Star Pte Ltd offers 224 solar panel models from 355W to 740W.

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