Lj12a3-4-z bx inductive proximity sensor enhance the precision and reliability of your 3d printing projects with the lj12a3-4-z bx inductive proximity sensor. Specifically engineered for accurate bed leveling in 3d printers, this sensor ensures optimal print quality by maintaining consistent distance measurements. Key features precision detection: with a detecting distance of 4mm, the lj12a3-4-z bx provides reliable and accurate object detection, making it ideal for critical applications like 3d printer bed leveling. Wide voltage range: operates seamlessly on a dc supply voltage ranging from 6v to 36v, offering flexibility for various power requirements. Robust output: features an npn normally open no output type, ensuring dependable signal performance for diverse automation needs. Durable construction: built to withstand harsh environments with an operating temperature range from -25 c to 55 c, non-freezing conditions ensures consistent performance. Compact design: the sensor boasts a compact size of 6.2 X 2cm 2.4'' X 0.8'' , Making it easy to integrate into tight spaces within your 3d printer setup. Technical specifications specification details sensor type inductive proximity sensor detection range 4mm head diameter 12mm wire type cylindrical dc 3-wire black, brown, blue output type npn normally open no supply voltage dc 6-36v current output 300ma response frequency 0.5Khz detectable materials iron, aluminium operating temperature -25 c to 55 c dimensions 6.2 X 2cm 2.4...