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Brand range: 240W–310W
Monocrystalline
Tongwei Solar TW290P-72
Max Power
290W
Efficiency
14.98%
Operating V
35.4V
Warranty
25Y
Technical Specifications
| Open Circuit Voltage (Voc) | 44.9V |
| Short Circuit Current (Isc) | 8.75A |
| Voltage at Pmax (Vmp) | 35.4V |
| Current at Pmax (Imp) | 8.19A |
| Temp. Coefficient of Pmax | -0.418%/°C |
| Dimensions | 1956 x 990 x 35 mm |
| Weight | 24.2kg |
| NOCT | 46.8°C |
| PTC Rating | 270.1W |
📋 Data verified: June 2026
📄 Specs based on STC (1000 W/m², 25°C, AM 1.5)
🏷️ 11 Tongwei Solar models in database
FAQ
What is the max power output of the Tongwei Solar TW290P-72?
The Tongwei Solar TW290P-72 is rated at 290W under STC (1000 W/m², 25°C, AM 1.5).
How long is the warranty for the Tongwei Solar TW290P-72?
The TW290P-72 comes with a 25-year product warranty covering defects and degradation.
How efficient is the Tongwei Solar TW290P-72?
This panel has 14.98% efficiency, which is standard for commercial solar panels.
What are the dimensions and weight of the Tongwei Solar TW290P-72?
It measures 1956 x 990 x 35 mm and weighs 24.2kg.
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