After the countless times that the Z axis endstop failed to activate on my Ender 3 Pro, I decided that I would search for another switch that I could use instead.
I took inspiration for the design of the switch mount when I took the original off an rotated it by 45 degrees in order for me to attach an Omron style switch, which seemed to be the best value and alternative switch that I could find.
The switch can be found here - https://www.amazon.co.uk/gp/product/B07VQ5YVV2/ref=ppx_yo_dt_b_search_asin_title?ie=UTF8&th=1
There is some soldering required in order for this mod to work.
You will need to solder wires to the NC (Normally Closed) and COM parts of the switch and then you can either solder those wires to the corresponding wires on the original Z axis loom, or obtain a junction box of some kind to join the 2 male JST connectors together.
Installation is fairly easy -
The author marked this model as their own original creation.