System Sensor M500X 18/02 these backboxes have mounting holes

these backboxes have mounting holes and bottom conduit entries that are molded with a thin wall of material to provide improved outdoor weatherability

Audio Coupler Module Board

decimal address switches

They include all of the same features as their hardwired equivalents and are able to support 32 wireless zones and 16 wireless keys without taking up a wireless zone slot

System Sensor M500X 18/02 these backboxes have mounting holesThe M500X Fault Isolator modules enable part of the communications signaling line circuit to continue operating when a short circuit occurs. The System Sensor M500X Isolator Module is an automatic switch that opens when the line voltage drops below four volts. This module is rigorously designed and tested for electromagnetic compatibility and environmental reliability, in many cases exceeding industry standards. When installing Isolator Modules, the