LCN SEM7850 689 12V/24V/120V Recessed Wall Mount Magnetic Door Holder, Standard Profile Armature

Ensure reliable, code-compliant fire door control and building safety with the LCN SEM7850 recessed electromagnetic door holder. This electromagnetic door holder from LCN delivers dependable hold-and-release performance so doors remain secure under normal conditions and release instantly when a fire alarm or emergency signal is received. With tri-voltage capability (12V, 24V or 120V) the SEM7850 adapts to a wide range of fire alarm panels and access control installations, reducing retrofit time and installation cost. The recessed wall-mount profile preserves clean architectural lines, resists tampering and is ideal for metal smoke barriers and fire doors. Built with robust die-cast housing and engineered to meet ANSI/BHMA 156.15 standards, the unit offers durability in high-traffic commercial, healthcare and education environments. Integrators will appreciate the straightforward wiring for monitoring and the fail-safe design that supports both automated and manual operation until power is restored. Specify the LCN SEM7850 for projects that demand reliable security, monitoring and fire-safety performance—contact us to order or to get installation support.

• Improves life-safety and code compliance by releasing doors automatically on fire alarm activation
• Flexible tri-voltage operation (12V/24V/120V) for easy integration with existing fire and access control systems
• Recessed wall-mount design minimizes tampering and provides a low-profile, professional appearance
• Durable die-cast housing meets ANSI/BHMA 156.15 for long-lasting performance in high-traffic environments
• Seamlessly integrates with building security, monitoring and surveillance systems for centralized door status reporting