5818MN Recessed Door/Window Transmitter

Honeywell’s 5818MN Recessed Door/Window Transmitter is a magnetic contact sensor that provides concealed protection for doors or windows. With its tapered design and at nearly half the size of standard transmitters, the 5818MN is another example of how Honeywell's wireless technology is continually evolving to meet your needs.

Features

Includes self-contained transmitter and reed sensor

Virtually disappears once installed

Easy replaceable AAA Alkaline battery

0.5” gap (transmitter to magnet)

Features a tapered cylinder for easy and flush fit

Dimensions 0.75" diameter x 3.0" length