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TONGWEI TW Solar TWMNH-66HD620W is a high-performance monocrystalline bifacial solar panel with a power output of 620W, combining advanced N-type TOPCon technology with bifacial energy generation. Thanks to its ability to produce electricity from both the front and rear sides, the module provides up to 30% additional yield depending on the installation conditions. It is ideal for large-scale commercial, industrial, and ground-mounted solar power plants.
TONGWEI Solar is a leading Chinese manufacturer of solar panels and silicon cells, part of the Tongwei Group. The company operates a fully integrated production cycle — from monocrystalline silicon growth to the manufacturing of high-efficiency modules using N-type TOPCon and bifacial technologies. Thanks to its innovation, high automation, and strict quality control, TONGWEI Solar holds a leading position in the global market and is used in large industrial and commercial projects worldwide.
High output 620W — more energy generation per module.
Bifacial technology — light absorption from both sides for maximum efficiency.
N-type TOPCon cells — improved durability, lower degradation, and stable performance.
Half-Cell technology — reduced power losses and increased reliability.
Resistance to PID effect and high temperatures.
Module Type: Monocrystalline, bifacial
Power Output: 620W
Cell Type: N-type TOPCon
Number of Cells: 132
Module Efficiency: 23%
Dimensions: 2382 × 1134 × 30 mm
Weight: 32.5 kg
Operating Temperature: -40°C to +85°C
Warranty: 12 years product, 30 years performance
This panel is the perfect solution for projects requiring maximum power in a limited space and stable long-term performance. Thanks to its advanced technologies, the TWMNH-66HD620W ensures reliable operation even in low-light and high-temperature conditions.
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