FAP-520 Automatic Fire Detectors LSN improved version

Name: FAP-520 Automatic Fire Detectors LSN improved version
Brand: Bosch Building Technologies

FAP-520 is an ultra-flat automatic fire-detector family for improved LSN systems, combining flush ceiling mounting with integrated isolators that preserve loop operation after interruption or short circuit.

SENSOR FAMILY

Flush-Mount Automatic Fire-Detector Family For LSN

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FAP-520 Automatic Fire Detectors LSN improved version: FAP-520 Automatic Fire Detectors LSN improved version official source

Source: FAP-520 Automatic Fire Detectors LSN improved version official source
Publisher: Bosch Building Technologies
Source date: Not stated in the record
Last checked: 1 Sept 2026
Scope: Official Product Page
Source availability: Link Only
Contradiction state: Not Published

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