Honeywell Home 5815 Door/Window Transmitter

Protect entry points with dependable, professional-grade perimeter security using the Honeywell Home 5815 door/window transmitter. This compact magnetic contact transmitter provides discreet surveillance and reliable wireless performance ideal for residential and light-commercial monitoring. The low-profile white housing (3" H x 1.5" W x 0.9" D) installs easily on doors and windows while delivering a demonstrated outdoor range of over a mile—reducing the need for repeaters and simplifying system design. Supervised operation with a replaceable CR123 battery, tamper reporting and low-battery alerts keeps systems online and minimizes false alarms and service calls. Two internal reed switches give installers flexible mounting options, and UL listings plus compatibility with Honeywell Lyric and VISTA-series control panels make integration into existing security and alarm systems straightforward. Use the 5815 to secure entry doors, sliding glass panels or auxiliary access points where aesthetics, reliability and monitoring continuity matter. Add the Honeywell Home 5815 to your security setup for long-range, low-profile contact sensing—order now or contact our support team for installation guidance.

• Discreet, low-profile design that blends into door and window frames for unobtrusive perimeter protection
• Demonstrated outdoor range of over a mile for reliable wireless communication and fewer repeaters
• Supervised CR123 battery with tamper and low-battery reporting to reduce false alarms and maintenance calls
• Two internal reed switches for flexible mounting options and dependable contact detection
• UL-listed and Lyric/VISTA-compatible for easy integration with professional security and monitoring systems