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Worldwide No. 1 in selling fiber optic sensors for road traffic applications

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Our fiber optic road sensors
100% Vehicle detection rate - EMV immune and noise free - Visibility independent

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Our fiber optic rail sensors
Easy installation - EMV immune and noise free - Vertical wheel load

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Made in Germany
Competence Center for fiber optic sensor technology in Schrobenhausen

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Sensor Line is located in Schrobenhausen about 65 kms north of Munich, Germany. Here, with a highly experienced staff the company develops and manufactures off-the-shelf products and is also active in R&D projects with different partners – everything according to the formula "Detect and Measure by Light".

Explore the possibilities

Sensor Line fiber optic technology is as fascinating as it is simple. The technically advanced products are individually configurable and offer a wide range of applications in the areas of road traffic and rail traffic.

Sensor Line is now Quarterhill.

Quarterhill was launched to fast-forward the transportation industry into a safer, smarter, and more digitally-connected future. Starting soon sensorline.de will transport you to Quarterhill.com

Thank you for joining us on this exciting journey.

Discover Quarterhill

Further, Faster, Smarter