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Overall potting of solar photovoltaic junction box

2025-09-11

Application Scenario: A photovoltaic junction box mounted on the back of a solar panel, containing bypass diodes and conductive sheets.

Challenges: Year-round outdoor exposure to UV rays, rain, high temperatures (up to 90°C), and freezing rain can cause traditional materials to yellow and crack, leading to overheating and failure of the diodes.

Solution: Fully potting the junction box cavity with weather-resistant transparent silicone.

Core Value: Strong UV resistance ensures over 20 years of no yellowing or cracking, allowing for permanent visibility of the internal diode status. Excellent thermal conductivity reduces diode operating temperature, improving power generation efficiency and the lifespan of the entire photovoltaic panel, ensuring a guaranteed return on investment.