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Wireless Alarms and Wireless Alerts

Did You Know?
Polycarbonate is so strong it is used for “bulletproof” windows and other applications requiring great flexibility and strength.

Did You Know?
Stopper II has been helping stop false fire alarms for over 30 years.

Stopper II
Did You Know?
STI has over 1000 push buttons?

Buttons & Switches
Did You Know?
STI made its way to Paris! Find our very own Stopper II in the Eiffel Tower.

Stopper II
Featured Product

STI-34200
Wireless Mailbox Alert

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About STI Wireless Alarms and Wireless Alerts

Wireless alarms and wireless alerts are as flexible as they are secure.

Door alarms, driveway monitors, theft stoppers, motion-activated alarms, burglar stoppers and garage sensors can all work using wireless technology, giving you both freedom and easy installation.