When visible smoke particles or carbon monoxide is detected, this stand-alone detector alerts you with an audible alarm.

Link multiple detectors in tandem to warn occupants outside the vicinity about potential fire hazards; if one unit is activated, they're all activated.

When this detector senses carbon monoxide, it sends a signal to your control panel and sounds an alarm.

Detect the presence of smoke in ducts and shut down HVAC units to avoid circulation.

Connect and monitor your fire alarm system.

Protect your fire alarm stations from damage.

These make great doorbells when used with a push button.

When this horn runs out of air, recharge it with the included pump.

Toss these pocket-size air horns when they run out of air.

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

The built-in motor-driven fan in these sirens generates a shrill tone that's audible over long distances.

The quick-opening valve on these whistles allows manual operation—pull the valve while air or steam pressure is being applied to produce a shrill tone and alert workers.

Just like the bells you hear at service stations, these bells ring when a vehicle drives over the attached hose.

With no moving parts as well as sealed electronic components, this horn is built to last even in wet conditions.

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