Honeywell Home 5818MNL Wireless Recessed Door/Window Transmitter

Deliver discreet, professional perimeter protection with the Honeywell Home 5818MNL Wireless Recessed Door/Window Transmitter. This magnetic contact transmitter provides concealed security for doors and windows, letting integrators and facility managers maintain a clean aesthetic while ensuring reliable intrusion detection and monitoring. The recessed mount and low-profile reed switch virtually disappear once installed, reducing tamper risk and false alarms. With wireless connectivity compatible with 5800 Series receivers and VISTA systems, the 5818MNL simplifies wiring and accelerates installation on retrofit and new-build projects. Powered by a user-replaceable AAA lithium battery, it minimizes maintenance visits and keeps systems online longer. UL-listed for residential burglary, this device meets industry standards for performance and reliability. Ideal for smart homes, multifamily properties, and commercial storefronts, the 5818MNL supports streamlined surveillance and security deployments where discreet, dependable contacts are required. Add it to your security toolkit for effective door/window monitoring—order now or contact our sales team for system compatibility guidance.

• Concealed protection: recessed design keeps sensors out of sight for clean, tamper-resistant perimeter security.
• Reliable wireless monitoring: integrates with 5800 Series receivers and VISTA systems to deliver dependable intrusion detection.
• Low-maintenance power: easy-to-replace AAA lithium battery extends field life and reduces service calls.
• Flexible installation: compact recessed form factor fits most doors and windows for seamless surveillance integration.
• UL-listed performance: certified for residential burglary protection to meet industry safety expectations.