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Products / Fire Detection Systems / Bosch / Bosch FNM-420U-A-WH Uninterruptible Analog Addressable Indoor Siren, White
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Bosch FNM-420U-A-WH Uninterruptible Analog Addressable Indoor Siren, White
Bosch

Bosch FNM-420U-A-WH Uninterruptible Analog Addressable Indoor Siren, White

Product Code: FNM-420U-A-WH
SirenAdresli

This model with white enclosure is an uninterruptible warning device operating on an addressable fire loop. Its modern line design suits spaces where appearance is important, such as hotel rooms and conference floors. Consuming a maximum of 4.35 mA, it does not create significant load on the loop's power budget. Its instant synchronization feature prevents sirens in adjacent zones from sounding at different times and distorting the message.

Technical specifications

ArchitectureAdresli
Operating Voltage15 … 33 V DC
IP RatingIP42
Operating Temperature-20 °C … +70 °C