Nascom N400TG/ST Surface Mount Terminal Industrial Bar Switch Magnet Set with Spacers, Gray

Reduce nuisance alarms and simplify installs with the Nascom N400TG/ST surface mount magnetic contact — engineered for commercial security and access control. This industrial bar switch/magnet set is ideal where extra-wide air and side-to-side gaps (standard 2.5" gap) are required to avoid false triggers on warped doors and windows. The N400TG/ST pairs an N35 NdFeB rare-earth magnet with encapsulated hermetically sealed contacts and a durable ABS housing for consistent, low-maintenance performance in surveillance and perimeter monitoring systems.

Installation crews benefit from four possible wire directions (including bottom feed), screw terminal termination and an included spacer for steel door applications, reducing retrofit time and on-site adjustments. Listed to UL634, the Nascom magnetic contact meets commercial reliability expectations and integrates cleanly into wired security, access control and alarm monitoring architectures. Choose the N400TG/ST when you need dependable detection, easy wiring and long service life. Ideal for door and window monitoring in office buildings, warehouses and industrial facilities — order today to improve your security infrastructure.

• Prevents false alarms from warped or shifting doors with an extra-wide 2.5" gap, keeping your security system reliable
• Four wire-direction options (including bottom feed) and screw terminals speed installation and reduce labor time
• N35 NdFeB rare-earth magnet plus included spacer for steel doors ensures consistent contact closure in retrofit and commercial installs
• Hermetically sealed contacts and rugged ABS housing deliver long-term durability in demanding security environments
• UL634 listing gives installers confidence for code-compliant access control, perimeter protection and monitoring applications