Federal Signal MS4000U Undercover Siren

Please call for agency or government pricing.

Small and compact – mounts virtually anywhere. • Easy to operate – new, built-in intersection clearing feature. • High reliability – advanced circuitry and FET design. • 100-watt output – meets Class A with just one Federal Signal speaker. • Output short circuit protected – replaceable fuse protection. • Tones included – Wail, Yelp, Priority, Manual (peak and hold), and Air Horn.

Intersection Clearing Feature:

Depressing the momentary MANUAL switch activates additional alternate sounds.

Depressing MANUAL Produces

1. Switch set to WAIL 8-second Yelp tone

2. Switch set to YELP 8-second Priority tone

Approvals:

• Meets Class A requirements for sound output when paired with one Federal Signal 100-watt speaker