Not recommended. If you skip the end cap and just use glue to seal the end, they lead to two main issues: first, “light leakage” from the PCB end will ruin the professional glow; second, moisture ingress is the #1 cause of premature LED failure. A proper end cap is a technical requirement to maintain the IP rating and structural integrity of the system.
A proper end cap is a technical requirement to maintain the IP rating and structural integrity of the system. You need to choose the appropriate advertising neon end cap style based on your specific application. For detailed selection guidance, please refer to our article.
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