High sensitivity, reliable action, stable performance, long service life. The LJ12A3-4-Z/BX sensor is an inductive metal proximity sensor for the inspection of metal objects. Inductive Proximity Sensor LJC18A3-B-Z/BX NPN Normally Open - The signal output cannot be short-circuited or overloaded. Note: - The power supply polarity cannot be incorrect. Inductive Proximity Sensor Detection Switch LJ12A3-4-Z/BX LJ12A3-4-Z/BY LJ12A3-4-Z/BX 4MM M12 DC6V-36V Approach Sensor Inductive Proximity NPN No Switch ; Country of Origin. China ; Condition · 100% Brand new ; Detection distance · 4mm - When mounted, the sensing surface of the proximity switch must protrude some distance from the metal surface. Package Include: 1 x Inductive Proximity Switch Cylinder type supply voltage: DC 6 - 36V, current output: 300mA, detect metal object: Copper aluminum iron, detecting distance: 4mm. M12 Inductive Proximity Sensor Twidec /M12 Approach Sensor Inductive Proximity Switch PNP NO DC 6-36V, 4mm Detecting Distance LJ12A3-4-Z/BY : Buy Online At Best Price In KSA - Souq Is Now LJ12A3-4-Z/BX NPN Sensor The brown wire is connected to the positive pole of the power supply, and the blue wire is connected to the negative pole of the power supply, the black wire is the output signal wire, output type: NPN NO.