Bosch FNM-320LED-SRD Sounder with LED - 112dB, 12/24V DC, Surface Mount, Red

Alert building occupants clearly and reliably with the Bosch FNM-320LED-SRD sounder with LED, a surface-mounted acoustic signalling device built for demanding environments. It uses a sound transducer to generate an audible alarm reaching up to 112 dB(A), loud enough to be heard clearly throughout most commercial and residential spaces.

Designed to work reliably even in adverse environmental conditions, the sounder operates on either 12V DC or 24V DC supply and includes reverse polarity protection to guard against wiring mistakes during installation. It's available for both surface and flush-mounted cable feeds, giving installers flexibility depending on the site's existing wiring layout.

Key features

• Acoustic sounder with LED indicator
• Sound output up to 112 dB(A)
• Operates on 12V DC or 24V DC
• Reverse polarity protection for safer wiring
• Rated for use in adverse environmental conditions
• Supports surface and flush-mounted cable feed options
• Surface mounting for straightforward installation

Ideal for

• Fire and security alarm systems needing a clear audible alert
• Commercial buildings, warehouses and industrial sites
• Installations exposed to harsher environmental conditions

Good to know

Each unit comes complete with a user manual to guide correct wiring and installation — check your system's voltage, 12V or 24V DC, matches your alarm panel before connecting.