System Sensor
System Sensor P4RL SpectrAlert 4-Wire Wall Horn-Strobe Red
50+ In Stock - Fast Shipping
System Sensor P4RL L-Series 4-wire wall horn-strobe (legacy non-LED, red). 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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