Federal Signal Mini Siren MS4000 Mini SirenProduct images may differ from actual product appearance.
Federal Signal Mini Siren MS4000 Mini Siren
MS4000 mini-sirens provide 100-watt output and meet Class A requirements when paired with any Federal Signal speaker. This mini-siren can operate from any 12-volt negative ground vehicle electrical system. It is protected against failure modes, including reversed polarity, by an easy to replace fuse. Wail, Yelp, Priority, Manual, and Air Horn are all standard on the MS4000 and are controlled by rocker switches.
Recommend speaker is Federal's AS124 100W speaker (FSC-750501)