Siemens SEF-MC-W

The Siemens SEF-MC-W is a combined fire alarm speaker and strobe designed for reliable alert notification in safety-critical environments. Operating within a voltage range of 16 to 33 VDC and supporting audio signals from 25 to 70 VRMS, this device allows flexible operation from 1/8 watt up to 2 watts to suit various system requirements. The strobe feature delivers one flash per second, providing clear visual alerts, while the audio frequency spans 400 to 4000 Hz for effective sound coverage. It’s built with low current consumption in mind and includes easy-to-wire screw terminals compatible with 12 to 18 AWG conductors. Available in white or red finishes, the SEF-MC-W is a dependable component for fire alarm setups and is supplied by BSP Automation.