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The Inductive Proximity Sensor NPN DC6-36V 4mm – LJ12A3-4-Z/BX is a non-contact, high-reliability detection switch designed for use in industrial automation, robotics, and control systems. This sensor detects the presence of metal objects within its 4mm sensing range and outputs a control signal without physical contact.
Operating on a wide DC voltage range (6–36V), this NPN normally open proximity sensor is perfect for environments that require durable and fast-response sensing. The threaded M12 design allows for easy installation into brackets or panels, making it suitable for automated machinery, 3D printers, conveyors, and more.
🔧 Key Features
- Non-contact metal object detection
- Operating voltage range: DC 6–36V
- Output type: NPN Normally Open (NO)
- Reliable sensing range of 4mm
- Threaded cylindrical body (M12) for easy mounting
- Fast response time for accurate switching
- Durable construction with ABS housing
📐 Technical Specifications
| Product Name | Inductive Proximity Sensor LJ12A3-4-Z/BX |
| Operating Voltage | DC 6V – 36V |
| Sensing Distance | 4mm ±10% |
| Output Type | NPN, Normally Open |
| Output Current | Up to 300mA |
| Response Frequency | 500Hz |
| Detection Target | Ferrous Metal Objects |
| Mount Type | Threaded M12 Cylinder |
| Body Material | ABS + Nickel-plated Brass |
| Cable Length | Approx. 1.2 meters |
| Dimensions | 12mm diameter × 60mm length |
📌 Applications
- Industrial automation control systems
- Position detection and metal sensing
- 3D printers and CNC machines
- Conveyor systems and limit sensing
- Smart robotics and PLC integration
💡 Why Choose This Sensor?
The LJ12A3-4-Z/BX Inductive Proximity Sensor offers a robust, reliable, and precise metal detection solution. It supports wide-voltage applications and is ideal for engineers, makers, and automation professionals looking for consistent and durable sensing in industrial environments.
📦 Package Includes
- 1 × Inductive Proximity Sensor NPN DC6-36V 4mm – LJ12A3-4-Z/BX
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