@chrisb Thanks for the info about this magnetic endstop 
I’ve just found (i think) the same ones in my country 
https://www.elfadistrelec.pl/pl/czujnik-reed-littelfuse-59145-010/p/13756644?q=59145-010&page=1&origPos=1&origPageSize=50&simi=97.8&no-cache=true
https://www.elfadistrelec.pl/pl/magnes-trwaly-littelfuse-57145-000/p/13756667?q=57145-000-ND+&page=1&origPos=1&origPageSize=50&simi=92.97&no-cache=true
Last question, how did you connect them to the RAMPS controller?
I’ve found a picture on the forum, but there is no “official” info how to connect endstops to RAMPS/RPi…
