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Brand range: 220W–730W
Monocrystalline
Talesun TM7G54M-420
Max Power
420W
Efficiency
21.54%
Operating V
31.6V
Warranty
25Y
Technical Specifications
| Open Circuit Voltage (Voc) | 38.6V |
| Short Circuit Current (Isc) | 13.71A |
| Voltage at Pmax (Vmp) | 31.6V |
| Current at Pmax (Imp) | 13.3A |
| Temp. Coefficient of Pmax | -0.32%/°C |
| Dimensions | 1794 x 1087 x 35 mm |
| Weight | 24.4kg |
| NOCT | 43.3°C |
| PTC Rating | 401.7W |
📋 Data verified: June 2026
📄 Specs based on STC (1000 W/m², 25°C, AM 1.5)
🏷️ 280 Talesun models in database
FAQ
How long is the warranty for the Talesun TM7G54M-420?
The TM7G54M-420 comes with a 25-year product warranty covering defects and degradation.
What are the dimensions and weight of the Talesun TM7G54M-420?
It measures 1794 x 1087 x 35 mm and weighs 24.4kg.
What is the max power output of the Talesun TM7G54M-420?
The Talesun TM7G54M-420 is rated at 420W under STC (1000 W/m², 25°C, AM 1.5).
How efficient is the Talesun TM7G54M-420?
This panel has 21.54% efficiency, which is high for commercial solar panels.
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📊 Brand Context
Talesun offers 280 solar panel models from 220W to 730W.
Browse all Talesun models →