Security System

A security system is a network of sensors, cameras, and alarms that works alongside your home's electrical infrastructure to protect your household and give you peace of mind. Whether you're looking at smart doorbells, motion detectors, or full monitored alarm setups, a properly installed system keeps your family and belongings safe. From new installations to electrical upgrades and system expansions, Angi connects you with pros who can help secure what matters most.

Related to Security System Service

Security System Service Articles and Advice
Laura Hennigan  •  Jun 15, 2026
7 Tips to Protect Your Home From Robbery and Crime
While the thought of an intruder is scary, there are several steps homeowners can take to protect themselves from burglary and crime, both inside and out.
Matt Marandola  •  May 22, 2026
9 Easy Ways to Keep You (and Your Home) Safe
There’s nothing wrong with looking for some extra security for your home. Using this guide, you’ll learn nine different ways you can keep yourself and your home safe while inside and while you’re away.
Mariel Loveland  •  May 22, 2026
Home Automation: The Smart Technology Your Home Never Knew It Needed
Smart homes are more than just a fad for people who hate getting up to turn off the lights. Home automation can make your home safer and more efficient. Here’s how.
Alison Kasch  •  May 22, 2026
7 Signs You’re Relying on an Outdated Security System
Technology is hard to keep up with, so how do you know when your security system is outdated? Here are seven key signs that your system is due for an upgrade.
Jamie McInerney  •  May 22, 2026
6 DIY Home Security Projects You Can Tackle on the Weekend
You deserve to feel at ease when it comes to home safety, whether you're at home or away. Add these simple DIY home security projects to your to-do list.
Paige Bennett  •  May 22, 2026
5 Causes of False Alarms and How to Prevent Them
If you have a security system, you already know that false alarms can happen. Whether it was a malfunction or your kids messing around—do police charge for false alarms? Learn common causes of false alarms, potential fines, and prevention tips.
Matt Marandola  •  May 22, 2026
8 Questions to Ask Your Home Security Provider
Installing a home security system is a great choice. But before you sign the contract, you’ll want to ask your home security system provider these eight questions to ensure you’re making the right choice.
Alison Kasch  •  May 22, 2026
14 Effective Safety Tips to Protect Your Home
Your home is your safe zone, but is it truly safe? Staying proactive is key to avoiding an emergency. Learn general home safety tips to keep your house secure.
Find Security System Installers near you
Share your project details and we’ll match you with up to 3 available pros near you.
Common Security System Service Questions

Costs depend on system type, labor rates, and additional features like smart integration or professional monitoring.

Annually or semi-annually, ensuring all components function and software updates are applied.

Wired alarm systems and wireless systems usually follow the same protocol when it comes to being reset. Simply cut the power supply to the system by turning it off, unplugging its transformer, and removing the backup battery. After a couple of minutes, replug everything you just unplugged, and the system should come back completely reset.

Yes, many installations offer mobile and cloud-based access for real-time monitoring.

When removing an old security alarm system, you likely won't need to remove any of the wiring. Wiring can either be left in place for a replacement system or capped off for safety and pushed into the wall. If you're uncomfortable with the wiring, or if it's badly damaged, contact a professional electrician for assistance with safe removal.