• System Sensor B501 fire alarm detector base with intelligent plug-in design for easy installation and secure attachment.

System Sensor

System Sensor B501 200 Series 4-inch Mounting Base

$4.68
$4.68
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System Sensor B501 200 Series 4-inch flangeless mounting base. 200 Series intelligent addressable 4-inch flangeless mounting base. Compatible with Notifier FSP/FST sensors, Gamewell-FCI ASD-PL series, Silent Knight 6500-series, and Fire-Lite SD-series intelligent sensors.

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