3V8

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3V8
3V8 (Sentry) Official.jpeg
Company Sentry Siren Incorporated
Produced ?-present
Type Electromechanical
Sound output 107 dBc at 100 feet
Frequency 460 Hz
Horsepower 5
Documentation
Product sheet

The 3V8 is an electromechanical omidirectional siren that is produced by Sentry Siren Incorporated.

3V8-H

3V8-H
3V8-H (Sentry) Official.jpeg
Produced 2000-present
Sound output 109 dBc at 100 feet
Frequency 460 Hz
Horsepower 5
Documentation
Product sheet

The 3V8-H is the same siren as the 3V8, but instead of a skirt it has horns, raising output.


3V8-H-B
3V8-H (Sentry) Official.jpeg
Produced 2015-present
Sound output 116 dBc at 100 feet
Frequency 460 Hz
Horsepower 4
Documentation
Product sheet


The 3V8-H-B is the same exact siren as the 3V8-H, but with battery backup. [1]