Product portfolio
Cylindrical M18 sensors – M18 industrial standard – Light barriers without reflector in cylindrical M18 standard housing

M18 industrial standard

  • Cost-efficient M18 sensors in standard a housing
  • 6 sensor principles for accurate solutions
  • Transparency detection
  • External teach-in, qTeach or potentiometer
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M18 stainless steel sensors

M18 stainless steel sensors

  • Robust stainless steel housing
  • Washdown design with IP 69K
  • Chemical-resistant PMMA front optics
  • The optimum solution thanks to 5 sensor principles
  • Transparency detection
  • External teach-in and qTeach
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Your benefits
  • Cost-efficiency from system design to longlife operation
    • Standard M18 housing
  • Process safety even under demanding ambient conditions
    • IP 69K
    • Robust plastic, brass or stainless steel housing
  • Easy and safe commissioning
    • Laser class 1 and LED light eliminate the need for protective measures 
    • Intuitive, wear-free qTeach technique
    • Clearly visible LED indicators
  • Versatile application fields
    • Six sensor principles
    • Long ranges up to 55 meters (one-way light barriers)
    • Class 1 laser sensors for detecting very small parts
    • Short response times of < 0.34 ms
    • Quick focusing for the reliable detection of semi-transparent and shiny objects ( diffuse sensors with background suppression)
    • SmartReflect - Light barrier without a reflector in an M18 housing


Photoelectric M18 sensors are used for reliable non-contact detecion of objects of any material.  Compared to other sensors, photoelectric sensors feature a considerably exended sensing range.

  • Object and presence detection in industrial automation
  • Object detection on conveyor belts
  • Monitoring of goods flows in processs
  • Color-related object detection


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