Nascom N78CB/ST2CR Recessed 3/4" Dual Closed Loop Switch/Magnet Set for Steel/Wood Doors, Wire Leads

Deliver dependable, low-profile door monitoring for access control and intrusion detection with the Nascom N78CB/ST2CR recessed magnetic contact. Designed as a 3/4-inch recessed dual closed-loop contact set, this Nascom magnetic contact speeds installations with a snap-fit mounting on steel doors and works equally well in wood frames. The wide-gap design (standard 2-inch gap) and hermetically sealed contacts help prevent nuisance alarms caused by door warping or movement—improving overall system reliability for security and surveillance monitoring.

Built for installers, the N78CB/ST2CR includes 12-inch 22AWG wire leads for quick connection to alarm panels and supports wired monitoring in commercial, residential and industrial environments. The N35 NdFeB rare-earth magnet and rugged polypropylene housings resist corrosion and offer long service life. UL634 listing ensures it meets industry safety expectations. Ideal for perimeter security, alarm systems and access control integrations, the N78CB/ST2CR delivers reliable performance where it matters—order today to streamline installs and strengthen your monitoring system.

• Speeds installations with a 3/4-inch recessed snap-fit design—no glue required, cutting labor time and callbacks
• Reduces false alarms from warped or shifting doors with a wide-gap (2-inch) design and hermetically sealed contacts
• Long-term reliability from N35 NdFeB rare-earth magnet and polypropylene housings for steel and wood doors
• 12-inch 22AWG wire leads simplify wiring to alarm panels and access control systems for fast integration
• UL634 listing provides code-compliant performance for commercial, residential and industrial security projects