K1 Mini Reed Switch Sensor SwitchThis glass reed switch is normally open type with size. It has compact size and light weight which can be installed in extremely limited space,very suitable for miniaturization of devices. It doesn't use the sliding element, thus,metal fatigue phenomenon will not appear, ensuring virtually no limit mechanical life. It is suitable for various items ,such as PBX, photocopiers, washing machines, refrigerators, door, window magnetic, electromagnetic relays,etc. This glass reed switch is normally open Type .