• System Sensor MDL3W fire alarm sync module showing circuit connections and wiring for fire alarm system integration.

System Sensor

System Sensor MDL3W Mini Relay Module White

$86.37
$86.37
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6 in stock

System Sensor MDL3W addressable mini relay module (white enclosure). System Sensor (Honeywell brand) commercial fire-alarm device — compatible with Notifier, Gamewell-FCI, Silent Knight, and Fire-Lite control panels per device family.

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