SF50 is а conventional fire alarm sounder with strobe and has one input for connection to a conventional fire alarm panel. SF50 is designed for indoor use only. The sounder has compact size and it is suitable for installation on plain surfaces. The mounting is easy without need of disassembling any parts of the sounder’s body. The fixing is done with a single screw.

BOSEC certified.




Operating Voltage Range 16-29VDC
Maximal consumption 75mA @ 24VDC
Maximal sound volume 102dB @ 1m
Frequency range 2.7-4kHz
Frequency of the strobe flashing 2Hz/0.6W
Type of tone monotone
Color LEDs red
Material/Color ABS, red
Dimensions 94x45x69mm


Product Documents

Marketing Documentation

SF50 - Datasheet
Updated at 27.11.2020 Size 0.15MB


SF50 – EN 54 Certificate EVPU
Updated at 11.05.2021 Size 1.36MB
SF50 - Declaration of conformity
Updated at 18.05.2021 Size 0.33MB
SF50 - Declaration of performance
Updated at 18.05.2021 Size 0.71MB
BOSEC certificate
Updated at 01.08.2023 Size 0.53MB

Technical Documentation

SF50 - Installation manual
Updated at 16.03.2023 Size 0.22MB

Product pictures