Key Specifications (Model LJ12A3-4-Z/BX)
- Operating Voltage: DC 6V to 36V.
- Output Type: NPN, Normally Open (NO). (Other variations like NPN Normally Closed (NC) are also available, e.g., LJ12A3-4-Z/AX).
- Detection Distance: 4mm for standard iron objects.
- Output Current: Maximum 300mA.
- Wiring: 3-wire type (Brown: V+, Blue: GND, Black: Signal Output).
- Response Frequency: Up to 500 Hz.
- Protection Rating: Typically IP65 or IP67, providing resistance to dust and water jets.
- Operating Temperature: -25°C to +70°C.
- Housing Material: Nickel-plated brass case with ABS plastic sensing surface.
- Features: Includes a built-in red LED indicator that lights up upon detection of a metal

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