Silicone bushings
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2 items total
The silicone bushings are installed in the electrode openings to remove the touch of a neon tube with a metallic grounded part. The grommet is not a standard, but practice has shown that its use increases the life and reliability of advertising. Removes the different electrical potential between the neon tube and the grounded part (5kV) and simultaneously protects - separates the glass from the metal where the wind breaks - tapping the wall of the tube with the metal part.