Although the terminal and the coupler are different, the caulking quality will vary, but since this is just a pinch it can be installed stably so we use it well. Since wiring size can be identified by color, mistakes are lessened.
Posted on the other side (socket). It is very convenient to connect 3 pcs with one touch without thinning the sensor's harness. The repair of the machine equipment has greatly shortened the working time and is useful. It is better if the price goes down.