Ato M12 Inductive Proximity Sensor Switch, 4Pcs Non-Shield Detector 4Mm Npn ATO Inductive proximity sensor: 4psc; Installation type: Unshielded; DC type: NPN NO; Detection range: 4mm10%; Standard detection object: Iron 15*15*1mm Robust Unshielded Design: ATO M12 proximity sensor is unshielded for easy installation and cost-efficiency. It's resistant to shocks, dust, water, and oil, ensuring reliable performance in harsh environments. Wide Voltage Compatibility: With a voltage range of DC 6-36V, inductive sensor operates efficiently across various systems. It integrates seamlessly into industrial setups without additional adjustments. Advanced Protection Features: proximity switch comes with reverse power protection, short-circuit protection, and direct PLC connectivity, making it a reliable replacement for small switches and limit switches. Versatile Application: The M12 proximity sensor is a popular choice in automation industries. It's used in machine automation, 3D printer probe bed leveling, paper making, and other light industrial applications for precise detection and control.