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Basic Information

Contact

For any technical questions or inquiries, please do not hesitate to contact us.

Sales Department

Tel.: +420 493 765 111
sales@sqs-fiber.cz

SQS manufactures custom fiber optic feedthroughs for demanding industrial applications. We seal SM and MM optical fibers—from UV to IR wavelengths—using glass solder or epoxy into standard or custom flanges. Our feedthroughs are designed for high-pressure environments and offer reliable, hermetically sealed performance.

With decades of experience, SQS provides tailored solutions that meet diverse requirements, including extreme temperatures, chemical resistance, and high transmission channel density. Our feedthroughs are trusted in mining, oil and gas, military, aerospace, and chemical processing industries.

Advantages

  • Wide range of connectors to suit your application
  • SM or MM optical fibers sealed with glass solder or epoxy
  • NPT, SAE, DN or custom feedthrough body
  • Made of stainless steel
  • Withstands pressure differences up to 100 MPa

Applications

  • Mining and mineral processing
  • Oil and gas exploration and production
  • Military and defense systems
  • Chemical processing industries
  • High-pressure industrial automation
  • Aerospace applications

 

Technical Specifications

Pressure difference [MPa]* Up to 100
Operating temperature [°C]** -40 to +200
Sealing material Glass solder or epoxy
Helium leak rate [mbar.l/s] 10 -6 to 10 -12
Fiber type SM or MM
Mechanical protection of fibers Stainless steel flexible tubing, 900 μm PTFE or custom tubing
Flange type NPT, SAE, DN or customer flange
Flange material Stainless steel
Channels/fibers The number of channels in the flange is determined by the flange size
Connector interface Stainless steel version: FC, ST, SMA905, MIL-DTL-38999 and others

*) Depends on the configuration of the entire product

**) Depends on the type of fiber used

Contact

For any technical questions or inquiries, please do not hesitate to contact us.

Sales Department

Tel.: +420 493 765 111
sales@sqs-fiber.cz

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