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About Sound Levels
To choose an alarm or speaker that’s loud enough, first determine the decibel (dB) rating of background noise.
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Adjustable-Volume Multiple-Tone Horns
Mounting Holes | |||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Voltage | Current | Volume | Sound Pattern | Ht. | Wd. | Dp. | Material | Conduit Size | Thread Type | Gender | Fasteners Included | No. of | Dia. | Each | |
With Screw Terminals | |||||||||||||||
| 24V AC 24V DC | 1.1 A @ 24 V AC 1.1 A @ 24 V DC | 0-110 dBA @ 10 ft. | Continuous Pulse | 12 1/2" | 8" | 8 1/2" | Aluminum | 1/2 | NPT | Female | No | 2 | 3/16" | 0000000 | 0000000 |
| 120V AC | 0.3 A @ 120 V AC | 0-110 dBA @ 10 ft. | Continuous Pulse | 12 1/2" | 8" | 8 1/2" | Aluminum | 1/2 | NPT | Female | No | 2 | 3/16" | 0000000 | 000000 |