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Battery Primary Warning System

SKU: BN684


Ships Directly From the Manufacturer


Ships via Standard Ground

Sentry Siren Battery Primary Warning System offers big-time power, UPS reliability, and amazing affordability.
Sentry Siren

Sentry Siren

View more by Sentry Siren

Sentry Siren, Inc. has been producing the world’s finest warning sirens since 1905.

A new entry into Darley’s warning siren line is the 3V8-H-B. This siren breaks the mold when it comes to battery sirens. Featuring a continuous-duty 48V DC motor, this siren provides 30 minutes of continuous run time from its battery bank for true UPS reliability. Rated at a stunning 116dB(C)*, the only AC power this siren requires is 120V to charge the integrated batteries. Simple to install, easy to afford, impossible to ignore – that is the Darley 3V8-H-B!

Estimated 70dB(C) effective range: 3,400 ft.

Shipping wt. 900 lbs for siren and accessories skid.

Product Brochure

 Sentry Siren Battery Primary Warning System Brochure