NKK Switches SK Series Keylocks offer low security, process sealed, antistatic snap-in, and antistatic process sealed keylocks. These Keylocks support a maximum contact resistance ranging from 10mΩ to 100mΩ, depending on the type of keylock. The SK series keylocks offer a range of bushing sizes and terminal types, as well as PC board, panel, or snap-in mounting options. These Keylocks feature a size range from subminiature to miniature to standard and are RoHS compliant. The SK series keylocks are designed to perform reliably in various applications, including automation control, audio-video, broadcasting, industrial, and medical equipment.