Burglar Alarm Systems: How They Work & Why You Need One
As security becomes a growing priority, burglar alarm systems remain one of the most reliable ways to protect your home or business. These systems act as a strong deterrent to intruders while providing instant alerts in case of unauthorised access.
Whether you’re safeguarding a residential property or a commercial space, a well-installed burglar alarm can reduce risks, offer peace of mind, and support faster emergency response.
What Are Burglar Alarm Systems?
Burglar alarm systems are security solutions that detect unauthorised entry and trigger an alert—usually through a siren, flashing lights, or a mobile notification. Most systems consist of the following components:
- Door and window contact sensors
- Motion detectors (indoor and outdoor)
- Glass break sensors
- Control panel or hub
- Siren or strobe alarm
- Optional remote monitoring
Once armed, these systems monitor key access points and activate if suspicious activity is detected. Some systems also integrate with CCTV and mobile apps for remote management.
How Do Burglar Alarms Prevent Crime?

A burglar alarm serves two major functions:
- Deterrence: The presence of an alarm system—especially visible sensors or external sirens—discourages would-be intruders from attempting a break-in.
- Detection: If an intrusion is attempted, the system triggers an immediate response, alerting the property owner or a monitoring centre.
Quick detection and response significantly reduce the chance of theft, property damage, or personal harm.
Types of Systems
There are several types of burglar alarm systems available today:
- Wired Systems
- More permanent, ideal for larger properties or new builds
- Require professional installation
- More permanent, ideal for larger properties or new builds
- Wireless Systems
- Easy to install, portable, and suitable for smaller homes or rental units
- Communicate via radio frequency or Wi-Fi
- Easy to install, portable, and suitable for smaller homes or rental units
- Monitored Systems
- Linked to a security provider’s control room
- Immediate response by trained personnel
- Linked to a security provider’s control room
- Unmonitored Systems
- Trigger a siren or light only
- Rely on occupants or neighbours to take action
- Trigger a siren or light only
SECOM Malaysia offers a variety of solutions tailored to your property type and security needs. Visit their full guide on burglar alarm systems to explore your options.
Choosing the Right Burglar Alarm
When selecting an alarm, consider:
- Property size and layout
- Entry points and blind spots
- Risk level (e.g. valuables stored, neighbourhood crime rates)
- Whether remote monitoring is required
- Budget and installation preferences
Working with a professional provider like SECOM Malaysia ensures optimal sensor placement and long-term reliability.
Conclusion: Protect Your Space with Burglar Alarm Systems
Effective burglar alarm systems don’t just detect break-ins—they stop them before they start. As part of a complete security strategy, they offer reliable, around-the-clock protection for your loved ones or business assets.
Trust SECOM Malaysia to deliver professional-grade alarm solutions designed for peace of mind. Secure your property today with technology you can count on.


