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Your Specialist
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 offers smart products to manage the traffic in many different situations, to increase the safety of all traffic users.

SL LEDS

The SL LEDS is our new LED traffic light strip. Its transparent resin makes it to perfectly fit into any kind of traffic, where awareness and safety is needed. The SL LEDS works with all SL sensors and can be connected to to the SL Road System. The patent is pending.

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