3M Water Contact Indicators: 5558 Series, Disc, 3/32 in Dia, 6 mil Thick
3M Water Contact Indicator Tape Discs (5558 Series) are 3/32 in diameter, 6 mil thick discs with a 34 oz/in steel adhesive and polyester film backing. They change from white (pre-exposure) to red (post-exposure) upon…
SKU 3G-OTH-565834
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Product Description
3M Water Contact Indicator Tape Discs (5558 Series) are 3/32 in diameter, 6 mil thick discs with a 34 oz/in steel adhesive and polyester film backing. They change from white (pre-exposure) to red (post-exposure) upon water contact, providing a clear visual indication of moisture exposure.
Frequently Asked Questions
What are 3M Water Contact Indicator Tape Discs 5558 used for?
These 3M 5558 discs provide a clear visual moisture-exposure warning in sealed electronics, medical devices, and industrial equipment. The white disc turns red upon water contact, enabling quick inspection without disassembly.
What are the specifications of 3M 5558 Water Contact Indicator Discs?
The 3M 5558 disc is 3/32 in diameter, 6 mil thick, with a 34 oz/in steel adhesive and polyester film backing. Pre-exposure color is white; post-exposure color is red. It is part of the 5558 Series.
Where to buy 3M 5558 Water Contact Indicator Discs worldwide?
3G Electric supplies and delivers 3M 5558 Water Contact Indicator Discs worldwide. We handle full logistics and customs clearance, ensuring these moisture-sensing discs reach your facility reliably.
How to install 3M Water Contact Indicator Tape Discs?
Clean and dry the target surface, then peel the disc from its liner and press firmly into place. Avoid pre-exposure to humidity. After water contact, inspect for the white-to-red color change to confirm moisture exposure.
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Common applications for 3M3M Products
3G Electric supplies 3M water contact indicator tape discs. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.









