Alarm Device

An alarm device is a mechanism that gives an audible, visual, combination, or other kind of alarm signal to alert someone to a problem or condition that requires urgent attention.

Back to Cameras & Alarms →

Source: Wikipedia · Image: Wikimedia Commons · CC BY 2.0

REPLOCK

Home & business security, made clear — locks and deadbolts, smart locks and keypads, cameras and alarms, and the tools to secure what matters.

Get new guides by emailOccasional emails. No spam. Unsubscribe anytime.

InformationAbout Lock & Safe Ratings Reference Contact Privacy Policy Terms of Service Disclaimer Affiliate Disclosure Cookie Policy

The lock-grade and safe-rating figures throughout this site are drawn directly from the published ANSI/BHMA A156 and UL 72/687 standards — see the ratings reference. Calculators run real math, not AI estimates; guides and articles are written and edited in-house.