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Silicone Coated Wire RFID Tag

High Temperature, Waterproof, Chemical & Solvent Resistant, Versatile Attachment, Harsh Environment, Medium Range RFID

  • Currently 5/5 Stars.
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Silicone Coated RFID Wire Tag

A flexible wire-based RFID tag, the WF-SM-25S features a rugged MSOP (packaged chip) on FR4 board electronics. It has excellent read/write performance on any surface. The silicone coating makes this RFID tag resistant to extremes of heat and cold.  It also provides resistance to solvents.


  • Flexible
  • Versatile attachment
  • Heat and cold resistant
  • Water and chemical resistant

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High Value Asset Labeling, Metal Mount, Container Tagging, Heavy Machinery, Harsh Environments, Outdoor Use, High Temperature, Construction, Manufacturing, Oil, Gas, Water Pipelines


Overall Thickness: 6mm
Expected Outdoor Life: Excellent
Service Temp: -67ºF to 400ºF
Water Resistance: Excellent
Chemical Resistance: Excellent


RFID Performance


RFID Protocol: UHF Class 1 Generation 2
Frequencies: 860 - 960 MHz
Chip Manufacturer: Impinj




Tested Polarization:

Tag performance was experimentally measured in an anechoic chamber and a known set of experimental variables. The antenna used for measurements was linearly polarized and of monostatic configuration. The direction of tested polarization is as follows.


Optimal Read Range* on Different Material Surfaces:


*Tag performance was measured free of material influence, on a dry wood, window glass, thermoplastic, and steel slabs. Actual read ranges may differ depending on conditions such as environment, tag placements, hardware, etc.





Permanent Acrylic

Type: Permanent Acrylic
Thickness: 1 mil +/- 10%
Adhesion to Steel at 72 Hour Dwell: Excellent
Adhesion to LSE Plastics: Fair
Adhesion to HSE Plastics: Very Good

Also available without adhesive

Shelf Life

Stored at 70°F and 50% Relative Humidity

Stable at room temperature


Silicone Coated Wire RFID Tag Design

Customer Reviews

5 Stars:
( 3 )
4 Stars:
( 0 )
3 Stars:
( 0 )
2 Stars:
( 0 )
1 Star:
( 0 )
Average Customer Review
  • Currently value-of(rate)/5 Stars.
  • Currently 5/5 Stars.

RFID Tags for Our High Temp Processes, February 24 2011

By: Bill

The coated RFID wire tag we get from William Frick operates perfectly in our high temperature manufacturing line. We needed a flexible wire RFID tag that would withstand harsh temperatures, and these silicone coated tags are exactly what we needed.
  • Currently 5/5 Stars.

Solvent Resistant Silicone Coated RFID Tag, February 24 2011

By: Robert

Frick's silicone coated RFID wire tag was the solution to our problem of RFID tags not being solvent resistant. This RFID tag performs perfectly in our plant despite repeated exposure to solvents and wide temperature swings.

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