This cable from Aquacomputer is used for emergency shutdown of the computer in the event of an alarm. It is compatible with the Vision series and is connected to the power button input of the mainboard without affecting the power button. Scope of delivery: 1x cable (length 70cm) Compatible with the following devices: cuplex kryos NEXT with VISION VISION connection terminal for kryographics (23664, 23665, 23666, 23667) VISION Touch (53232, 53235) OCTO (53286) Note: Before connecting the cable, please make sure that the alarm output/tacho signal output of the corresponding device is configured correctly! Quick guide: Settings for VISION devices (in aquasuite software): Tab "Alarm settings": Selection item "Power button (53216)" must be activated. Only then connect the alarm cable to the mainboard. Then test the correct function by provoking an alarm. If the PC does not switch off, turn the plug on the mainboard 180 degrees and repeat the test. During the emergency shutdown, data may be lost because the operating system and open programmes will not be shut down properly! be terminated properly!