The Securitron series of tamper-resistant Maximum Security Switches (MSS) provide versatile door monitoring with armored cable options to detect the status of windows, doors, gates and more in higher security settings. The MSS can be used with access control or alarm systems to provide peace of mind where status detection is a critical concern. Interfaces to access control and alarm systems for remote indication of open/closed status. Unique "mated" magnetic contact for preventing defeat attempts by foreign magnets. Can be used to provide initiate signal to Securitron XDT delayed egress timer. Layered protection for tamper detection and reporting.