It is a widely used component in the automation industry for contactless detection, control, and switching. When the proximity sensor is close to a target object, it will output a control signal. It is widely used in machinery, papermaking, limit station industry, orientation counting, exciting test. Product Name: Inductive Proximity Sensor Model: LJ12A3-4-Z-BX Type: 3-wire type (black, brown, blue) Switch Appearance Type: Cylinder Type : Inductive Sensor Output Type: NPN NO (Normally Open) Thread Diameter: 12mm Stem Diameter: 11.8mm/0.46 inches Sensor Distance: Detection: 4mm Voltage Supply: DC 6-36V Output Current: 300mA Response Frequency: 150Hz Detect Object: Iron Operating Temperature: -25 Celsius to +55 Celsius (non-freezing conditions); Cable Length: 110cm/43.3 inches Outer Material: Plastic, Alloy Net Weight: 264g Color: Silver Tone, Yellow, Gray Package Contents: 6 x Inductive Proximity Sensor Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture to be slightly different from the real thing. The allowed measurement error is +/- 1-3 cm.