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Brand range: 220W–730W
Monocrystalline
Talesun TP660M-300
Max Power
300W
Efficiency
18.48%
Operating V
32.9V
Warranty
25Y
Technical Specifications
| Open Circuit Voltage (Voc) | 39.7V |
| Short Circuit Current (Isc) | 9.58A |
| Voltage at Pmax (Vmp) | 32.9V |
| Current at Pmax (Imp) | 9.12A |
| Temp. Coefficient of Pmax | -0.464%/°C |
| Dimensions | 1640 x 990 x 35 mm |
| Weight | 20.3kg |
| NOCT | 43.3°C |
| PTC Rating | 281.0W |
📋 Data verified: June 2026
📄 Specs based on STC (1000 W/m², 25°C, AM 1.5)
🏷️ 280 Talesun models in database
FAQ
How efficient is the Talesun TP660M-300?
This panel has 18.48% efficiency, which is standard for commercial solar panels.
How long is the warranty for the Talesun TP660M-300?
The TP660M-300 comes with a 25-year product warranty covering defects and degradation.
What are the dimensions and weight of the Talesun TP660M-300?
It measures 1640 x 990 x 35 mm and weighs 20.3kg.
What is the max power output of the Talesun TP660M-300?
The Talesun TP660M-300 is rated at 300W under STC (1000 W/m², 25°C, AM 1.5).
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📊 Brand Context
Talesun offers 280 solar panel models from 220W to 730W.
Browse all Talesun models →