Nascom B505AU/ ST048 FLIP Switch MAN Door Closed Loop

Ensure consistent, tamper-resistant door status monitoring with the Nascom B505AU/ST048 Magnetic Contacts. This magnetic contact is designed specifically for door-closed loop applications and delivers dependable detection for security, surveillance, and access control systems. The unit’s flip-switch mechanism provides a positive actuation and simplifies wiring during installation, while the compact form factor fits neatly on doors, frames, cabinets, and server racks.

Built for commercial and industrial use, the Nascom magnetic contact supports integration with alarm panels and monitoring systems, helping you maintain continuous perimeter protection. The B505AU/ST048’s durable housing reduces maintenance needs and stands up to high-traffic environments, so your security infrastructure stays reliable over time. With a clearly labeled manufacturer part number (B505AU/ST048), inventory tracking and replacements are straightforward.

Ideal for installers and security managers who need a low-profile, robust solution for door status monitoring, this magnetic contact enhances detection accuracy across access control, alarm monitoring, and surveillance setups. Add the Nascom B505AU/ST048 to your next installation for dependable door-closed loop protection.

• Reliable door-closed loop monitoring that reduces false alarms and improves site security
• Compact flip-switch design for quick installation on doors, frames, and enclosures
• Robust construction for long-term performance in high-traffic commercial and industrial environments
• Low-profile magnetic contact keeps a discreet profile for professional surveillance and access control installations
• Clearly identified part B505AU/ST048 for easy procurement, maintenance, and system upgrades