Specified Electrical Systems, LLC is a full-service contractor with offices in Upper Marlboro, Maryland serving the entire Northern Virginia and Washington/Baltimore Metropolitan areas.

Protect What Matters with Specified Electrical Systems

Looking for trusted Electrician services in Upper Marlboro? Specified Electrical Systems is your local expert for alarms, surveillance, access control, and more. Whether you're securing your home or business, get help from pros who know how to keep you safe. Fast. Simple. No pressure.

Fast. Easy. Hassle-Free.

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Expert Security Tips & Insights

Discover guides and advice from industry pros
to help you secure your home, business, and peace of mind.

How to Make Smart Home Tech Work for You (Not Against You)

June 26th, 2025

About Specified Electrical Systems

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