SICK

W4 Series Miniature Photoelectric Sensors

SICK W4 series sensors are engineered to detect a wide variety of object types, such as shiny, transparent, perforated, and irregular surfaces

Image of SICK W4 Series Miniature Photoelectric SensorsSICK W4 series miniature photoelectric and proximity sensors deliver a powerful performance in a compact form factor, making them ideal for space-constrained automation environments. These sensors are engineered to detect a wide variety of object types, including shiny, transparent, perforated, and irregular surfaces with exceptional reliability.

With multiple housing materials, light sources, and mounting options, the W4 adapts easily to diverse industrial applications. Its intuitive setup and built-in diagnostic capabilities simplify installation and maintenance, while advanced sensing technologies ensure consistent performance across challenging conditions.

Features
  • Ultra-compact housing for tight installation spaces
  • Reliable detection of glossy, transparent, and perforated objects
  • Available with various light sources (e.g., red light, laser, infrared)
  • Choice of housing materials for different environmental needs
  • High immunity to ambient light and background interference
  • Integrated diagnostic functions for real-time status monitoring
  • Intuitive setup with a user-friendly interface
  • Fast response time for high-speed applications
  • Stable performance on uneven or irregular surfaces
  • Mounting flexibility for diverse assembly situations
  • Multiple sensing modes, including through-beam, retro-reflective, and diffuse
  • Long service life with rugged construction
  • Ideal for packaging, robotics, and material handling
  • Consistent detection across varying surface textures
  • Designed for seamless integration into automation systems
Applications
  • Detection and identification of 2D codes on test tubes
  • Reliable detection in harsh and hygienic environments
  • Detection of solar wafers in harsh wafer production environments
  • Access protection with muting on belt conveyors
  • Detection of flat and glossy packages on conveyor belts
  • Integrated object and gap measurement when feeding products
  • Detection of adhesive residue on reusable glass bottles
  • Fine positioning of the lifting unit
  • Intelligent occupancy detection of workpiece carriers
  • Fiber break monitoring for warp production

W4 Series Miniature Photoelectric Sensors

ImageManufacturer Part NumberDescriptionSensing DistanceConnection MethodAvailable QuantityPriceView Details
MINIATURE PHOTOELECTRIC SENSORS,1222999MINIATURE PHOTOELECTRIC SENSORS,157.48" ~ 8661.417" (4m ~ 220m)Connector, M88 - Immediate$2,526.48View Details
MINIATURE PHOTOELECTRIC SENSORS,1107692MINIATURE PHOTOELECTRIC SENSORS,0" ~ 47.244" (0m ~ 1m)Cable with Connector10 - Immediate$2,601.64View Details
SENSOR RETROREFLECTIVE 12M PNP1061561SENSOR RETROREFLECTIVE 12M PNP472.441" (12m)Connector, M83 - Immediate$3,218.79View Details
SENSOR RETROREFLECTIVE 5M PNP1054715SENSOR RETROREFLECTIVE 5M PNP196.850" (5m)Connector, M122 - Immediate$2,142.54View Details
SENSOR THROUGH-BEAM 5M PNP1052892SENSOR THROUGH-BEAM 5M PNP196.850" (5m)Connector, M85 - Immediate$2,169.63View Details
SENSOR RETROREFLECTIVE 4M PNP1046415SENSOR RETROREFLECTIVE 4M PNP157.480" (4m)Cable with Connector2 - Immediate$2,232.60View Details
SENSOR RETROREFLECTIVE 3M PNP1046421SENSOR RETROREFLECTIVE 3M PNP118.110" (3m)Connector, M82 - Immediate$2,232.60View Details
SENSOR RETROREFL 10MM NPN DO/LO1046426SENSOR RETROREFL 10MM NPN DO/LO0.394" (10mm)Cable with Connector2 - Immediate$2,420.95View Details
MINIATURE PHOTOELECTRIC SENSORS,1123396MINIATURE PHOTOELECTRIC SENSORS,0" ~ 393.701" (0m ~ 10m)Connector, M88 - Immediate$2,432.23View Details
MINIATURE PHOTOELECTRIC SENSORS,1131021MINIATURE PHOTOELECTRIC SENSORS,0.157" ~ 8.661" (4mm ~ 220mm)Connector, M83 - Immediate$2,517.02View Details
MINIATURE PHOTOELECTRIC SENSORS,1119968MINIATURE PHOTOELECTRIC SENSORS,0" ~ 47.244" (0m ~ 1m)Connector, M84 - Immediate$2,526.48View Details
MINIATURE PHOTOELECTRIC SENSORS,1125737MINIATURE PHOTOELECTRIC SENSORS,0.118" ~ 0.984" (3mm ~ 25mm)Connector, M85 - Immediate$2,545.17View Details
MINIATURE PHOTOELECTRIC SENSORS,1113724MINIATURE PHOTOELECTRIC SENSORS,3.937" (100mm)Connector, M85 - Immediate$2,601.64View Details
MINIATURE PHOTOELECTRIC SENSORS,1120713MINIATURE PHOTOELECTRIC SENSORS,0" ~ 47.244" (0m ~ 1m)Cable with Connector4 - Immediate$2,601.64View Details
MINIATURE PHOTOELECTRIC SENSORS,1223018MINIATURE PHOTOELECTRIC SENSORS,0" ~ 47.244" (0m ~ 1m)Cable2 - Immediate$2,601.64View Details
Published: 2025-08-27