Honeywell Home 5816OD Wireless Outdoor Contact/Transmitter, Dark Gray

Protect outdoor access points with professional-grade reliability using the Honeywell Home 5816OD Wireless Outdoor Contact/Transmitter. Designed for perimeter security, this magnetic contact transmitter delivers dependable monitoring for gates, sheds, garages and other exposed entry points—even in extreme conditions from -40°F to 150°F. The 5816OD combines a built-in reed switch with a separate wired closed-contact loop to give installers flexible, dual-zone detection for both magnetic pull-apart contacts and external devices. Wireless connectivity to any 5800-enabled control system simplifies integration into alarm and surveillance setups, while long-life AA lithium batteries provide low-maintenance power. Weatherproof and tamper-resistant, the unit is UL listed for residential burglar applications and rated for 100% RH, ensuring continuous operation in rain and humidity. Installers appreciate the wide magnet gap tolerance and multiple mounting options that speed deployment and ensure reliable alignment. For durable, professional outdoor security and monitoring, add the Honeywell Home 5816OD to your system to secure gates, equipment and detached structures—order or specify it for your next installation.

• Reliable outdoor perimeter protection with weatherproof housing and UL listings for continuous security in extreme temperatures
• Dual-zone sensing: built-in magnetic reed switch plus a wired closed-loop for flexible monitoring of gates, sheds, and outdoor equipment
• Long-life, easily replaceable AA lithium batteries for low maintenance and dependable wireless operation
• Tamper-resistant design with cover and transmitter tamper detection to reduce false alarms and unauthorized access
• Versatile mounting options (screw, stainless steel or nylon tie) and paintable housing for discreet, professional installations