Wireless Tool Height

Mach 3 CNC Wireless Tool Height Wi XHC DT02 Direct from Manufacturer.

These have been tested and used by us for ease of use and compatible Mach3 and other machines which is compatible with open collector output.
Reciever and transmitter are matched pairs so multiple units can be used on same or different machines in close proximity.

Output from reciever is electronic relay so not suffering from mechanical bounce and noise.

Check out unit and you will see Wi XHC which is latest tested model from manufacturer.
Driver:  WHB04B