Coded magnetic switches are available in a variety of types. They offer amazing protection against tampering. Made of sturdy plastic, the switches are available with 9m, 6m and 3m cable or connector versions. Switching distances are 4mm or 3mm, depending on the type.
NC and NO contacts are combined for connection to a magnetic controller. The switches cannot be operated with conventional magnets. Temperature ranges from –5 to 70 degrees Celsius.