A series of HMI operating panels for cabinet installation for use in a variety of machine environments. Embedded with 15.5” to 21.5” capacitive multi-touch displays with 16 : 9 wide screen ratio the purpose was to change existing HMI user behavior into being more intuitive and ergonomic. A slender, aluminum housing offers all-around IP65 protection and M12 connectors with an integrated VESA arm allows the device to withstand high water pressure and extremely humid environments. The intelligent key brings more customized possibilities and a flexible user scenario to satisfy individual industry’s needs.