Thank very much for your detailed response! Is this the model you have or suggest? https://www.amazon.com/SainSmart-Genmitsu-3018-PROVer-Switches-Emergency-Stop/dp/B07ZFD6SKP/ref=sr\_1\_1\_sspa?dchild=1&keywords=Genmitsu+CNC+3018&qid=1632970678&sr=8-1-spons&psc=1&spLa=ZW5jcnlwdGVkUXVhbGlmaWVyPUExS0tJVzZLMFlLN0M4JmVuY3J5cHRlZElkPUEwNTIzMTY4MlJCQkI5M0JUNVpIQiZlbmNyeXB0ZWRBZElkPUEwNDY4NDk3MlZQRFkxQ1ZXOUg3NSZ3aWRnZXROYW1lPXNwX2F0ZiZhY3Rpb249Y2xpY2tSZWRpcmVjdCZkb05vdExvZ0NsaWNrPXRydWU=