Signal Horns | McMaster-Carr

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System of Measurement

Voltage

Volume (Sound) @ Distance

82 dBA to 102 dBA @ 4 ft.

97 dBA @ 4 ft.

107 dBA @ 4 ft.

0 dBA to 110 dBA @ 10 ft.

64 dBA to 113 dBA @ 10 ft.

65 dBA to 88 dBA @ 10 ft.

74 dBA to 89 dBA @ 10 ft.

74 dBA to 90 dBA @ 10 ft.

75 dBA to 87 dBA @ 10 ft.

75 dBA to 88 dBA @ 10 ft.

Audible Signal Type

Power Source

Environment

Electrical Connection

Volume Control

Current @ Voltage

Sound Pattern

Alert Type

Signal Light with Audible Alarm

Material

Number of Wire Leads

Enclosure Rating

Color

Light Color

U.S.–Mexico–Canada Agreement (USMCA) Qualifying

Height

Fasteners Included

REACH

Width

Export Control Classification Number (ECCN)

EAR99

DFARS Specialty Metals

RoHS

Diameter

Certification

California Fire Marshal Approved

CSA Certified

FM Approved

UL Listed

UL Recognized Component

ULC Listed

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How can we improve?

120 Products

Audible Alarms

Long-Distance Audible Alarms

Buzzers

Mount indoors and create a loud, vibrating noise

7 products

Washdown Buzzers

Meet NEMA 4X to resist corrosion in wet environments

6 products

Trumpet-Style Horns

Produce a loud, continuous tone over a short distance

6 products

Adjustable-Volume Multiple-Tone Horns

Select the tone and volume to cut through noise everywhere from offices to steel mills

2 products

Rechargeable Air Horns

Recharge the horn using the included pump when the horn runs out of air

1 product

Hazardous Location Buzzers

NEC rated for areas that have flammable gases, dust, or fibers

2 products

Multiple-Tone Buzzers

Select the appropriate tone for each situation, from emergencies to work breaks

4 products

Multiple-Tone Horns

Louder than multiple-tone buzzers but only come with three different sounds

1 product

Long-Distance Whistles with Valve

Pull the valve to produce a shrill tone

6 products

Air Horns

Replace the disposable canister after you've used up all the propellant

6 products

Dual Trumpet-Style Horns

Produce a loud, continuous tone over a short distance

3 products

Motor-Driven Sirens

High-powered and rugged enough to protect against shock and corrosion, even on U.S. Navy ships

2 products

Multiple-Tone Sirens

Emit continuous or pulse tones based on how much attention you want to draw

2 products

Long-Distance Whistles

Apply air or steam pressure to produce a shrill tone

5 products

Disposable Air Horns

Toss this pocket-size air horn when it runs out of air

1 product

Sirens

Signal emergencies with a shrill tone that's audible over long distances

3 products

Close-Proximity Audible Alarms

Panel-Mount Miniature Buzzers

Compact and low-profile, so they fit on your electrical panel

3 products

Surface-Mount Miniature Buzzers

Mount these compact, low-profile buzzers on a flat surface

2 products

Telephone Signals

Multiple-Tone Telephone Signals

Choose between a bell, horn, or chime tone

2 products

Lift Truck Horns

Lift Truck Backup Alarms

Beep loudly and repeatedly when a vehicle moves in reverse

5 products

Lift Truck Horns

These horns produce a sound loud enough to be heard in industrial settings

3 products

Extra-Loud Lift Truck Horns

This horn has a built-in compressor, similar to that in a car horn, for a louder sound than other lift truck horns

1 product

Other Products

Audible Alarms/Indicator Lights

Alert people with both light and sound

6 products

Fire Alarms

Alert people to fires with loud warnings

36 products

Cycle Accessories and Replacement Parts

Add parts like horns and baskets or replace components on your cycle

2 products