Magnasphere MSS-301C-GREY Reed Switch Magnet Wire Leads, SPST, Normally Closed

Ensure reliable contact monitoring for doors, windows and access points with the Magnasphere MSS-301C-GREY reed switch magnetic contact. Designed as an SPST, normally-closed sensor with magnet wire leads, this magnetic contact provides dependable state reporting to alarm panels, access control systems, and monitoring platforms. The pre-attached wire leads simplify field wiring and speed up installations, while the compact grey housing keeps the sensor discreet in both commercial and residential surveillance setups. Built around a time-tested reed-switch mechanism, the MSS-301C-GREY delivers long-term durability and stable performance to reduce maintenance and false alarms. Ideal for security integrators and facility managers, it supports standard alarm inputs and is a straightforward choice for retrofits, perimeter protection, and new security deployments. Add the Magnasphere reed switch magnetic contact to your next installation for trusted monitoring and seamless system integration — order today to enhance door and window security.

• Dependable normally-closed SPST operation for consistent door and window monitoring
• Pre-attached magnet wire leads speed installation and reduce labor on-site
• Low-profile grey housing that blends into frames for discreet security and surveillance
• Robust reed-switch design engineered for long service life in commercial alarm systems
• Direct compatibility with standard alarm inputs (MSS-301C-GREY) for easy retrofits and new builds