Description
This versatile 4″ plug-in detector base (Model B50181-W/IN/BL) is designed for advanced addressable fire detection systems. With screw-terminals for loop wiring and a smart flangeless 4″ mounting footprint, it supports plug-in detectors and simplifies installation and maintenance. Available in white (-W), ivory (-IN) and black (-BL) finishes to suit interior aesthetics or colour-coded zones.
Ideal for commercial, institutional and industrial installations, the base supports intelligent detector heads and provides a reliable platform for long-life fire-system infrastructure.
💡 Key Features
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Fits standard 4″ (101.6 mm) mounting boxes for easy retrofit or new build installations.
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Plug-in style mounting for compatible intelligent detector heads — makes servicing faster.
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Screw-terminal wiring for loop (+/-) and remote indicator connections.
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Colour variants (White, Ivory, Black) help match interior finish or zoned colour-coding.
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Supports intelligent detection systems — enables full addressable functionality when paired with compatible detector heads.
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Tamper-resist option built-in (depending on variant) for secure installations.