capacitive proximity sensor

https://www.sensatec.co.jp/e/products/list.php?category_id=16

Non-contact sensor that uses changes in capacitance for object detection.

https://www.industrial-automationsensors.com/products-p2.html

China quality Inductive Proximity Sensor & Capacitive Proximity Sensor supplier and Good price Inductive Proximity Sensor for sale online.

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