Buzzer Alarms | McMaster-Carr

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125 Products

Audible Alarms

Buzzers

Washdown Buzzers

Buzzers meet NEMA 4X for protection and corrosion resistance in washdown environments.

Water Overflow Buzzers

When water contacts the sensor, it triggers a buzzer to alert personnel to a leak or overflow hazard. Frequently used to monitor sinks, pipe lines, tubs, and sump pumps.

Wi-Fi Enabled Water Overflow and Freeze Detectors

Keep an eye on leaks, overflow, and temperature changes near your equipment, even when you’re offsite.

Multiple-Tone Buzzers

Hazardous Location Buzzers

Buzzers are UL listed for use in environments where flammable gases, combustible dust, and combustible fibers may be present.

Panel-Mount Miniature Buzzers

Surface-Mount Miniature Buzzers

Surface-Mount Buzzers

Signal Lights with Audible Alarm

Miniature Flashing Lights with Buzzer

Flashing Lights with Buzzer

The buzzer warns workers of hazards even when they’re outside a direct line of sight.

Strobe Lights with Buzzer

Lights combine high-visibility strobes with a buzzer that warns workers of hazards even when they’re outside a direct line of sight.

Stack Lights with Audible Alarm

Stack Lights with Buzzer

These lights have LED bulbs for years of maintenance-free operation and can be wired as either continuous or flashing.

3-in-1 Compact Stack Lights with Buzzer

Good for tight spaces where a tower of lights won't fit, these emit three colors from a single lens.

Electronic-Alert Stack Lights with Buzzer

Get notified about equipment issues even when you aren't around your machines. These lights connect to your computer via Ethernet, allowing you to set up email alerts when there is a problem with a machine, server, or conveyor.

Programmable Stack Lights with Buzzer

Use a computer to program colors, lighting patterns, and sounds to communicate a variety of status conditions, material levels, and cycle times—these stack lights have 21 colors and 11 sounds.

Fire Protection

Fire Alarms with Strobe Light

In addition to an audible signal, these alarms flash a high-intensity strobe to draw attention during fire emergencies.

Fire Alarms

Fire Extinguisher Alarms

A buzzer sounds when the extinguisher is removed from its storage position, discouraging theft and vandalism.

Lift Truck Backup Alarms

These alarms beep loudly and repeatedly when a vehicle moves in reverse.

Faucet Timers for Handwashing

Attach these timers to faucets to make sure you’re following handwashing protocols that help prevent the spread of illness.

Go/No-Go Digital Bench-Top Scales

A stack light and audible alarm alert you when packages, products, and parts are too heavy or too light. Also known as check weighers, these scales verify quality and consistency in packing, parts machining, and other activities.