Fire Alarm Systems locations near Duncannon, PA

Showing 1–10 of 10 results

We track 10 fire alarm systems listings in and around Duncannon, PA, spread over 7 ZIP codes. Listings here were last checked in Sep 2026.

Protect Your Home, ADT Authorized Premier Provider

Fire Alarm Systems & Services

📍 4309 Linglestown Rd Ste 114, Harrisburg, PA, 17112

📞 717-745-8958

Weve helped protect over 1 Million Homes!

Global Systems Inc

Fire Alarm Systems & Services

📍 100 Sarkuni Ave, Harrisburg, PA, 17110

📞 717-236-0197

🌐 www.globalsystemsusa.com

Global Systems Inc. is made up of skilled, customer-oriented, professionals exemplifying nearly 30 years of proven success in the security industry. We provide the most effective and modern design, technology, installation and service for commercial and residential customers.

Simplexgrinnell

Sprinkler Alarm Systems

📍 4700 Westport Dr Ste 1800, Mechanicsburg, PA, 17055

📞 717-610-8100

Updated Sep 2026

Triangle Fire Protection Inc

Sprinkler Alarm Systems

📍 20 Roadway Dr, Carlisle, PA, 17015

📞 717-241-9662

🌐 trianglefireprotection.com

Triangle Fire Protection Inc is a company based in Carlisle, Pennsylvania, specializing in sprinkler alarm systems. They provide services such as installation, systems design, and testing for apartments. Their product offerings include fire alarms, controls, pumps, valves, and hydraulics. The business has been active online since 2018, indicating a consistent presence in the industry.