Intruder alarms that provide you with true peace of mind that your property is safe

Our alarms protect your property from daily security risks as well as protecting what matters most to you. Our engineers are skilled, competent and operate across the whole of South London.


Our advanced alarms stop criminals in their tracks

We’ve been designing, installing and maintaining intruder alarms for more than 3 decades

As an NSI Gold accredited alarm installation company, we exceed the highest of standards and deliver solutions that provide customers with peace of mind that their property is safe.

There can be no blind spots or loopholes when ensuring a security system is absolutely reliable. We don’t use off-the-shelf products, our systems are tailored around you using reliable wired or wireless technology.

If you would like to know more about our alarm installation services, please give our South London team a call today.

Alarm Installation South London

Installations, monitoring & servicing

Proven deterrents to crime

Meeting EN 50131 standards


What do we specialise in?

Alarm Maintenance

We offer an affordable alarm maintenance and servicing programme that is trusted by thousands of homeowners and businesses.

Alarm Replacement

Is your current system beyond repair or you’re unhappy with your current security provider? We can replace your alarm.

Temporary Alarms

For temporary security such as on a building site or vacant property, we can provide you with a reliable alarm system that ensures the property is safe.

Alarm Installation South London


24-hour monitoring that ensures someone is watching over you

Often a sounding alarm is not enough to deter away intruders. With alarm monitoring, it guarantees a response to any activation.

Should someone break into your property while you’re not there, one of our highly trained operators will alert a nominated keyholder or the emergency services.

If you would like to know more about this, or anything else that we specialise in, please get in touch with our South London team today.


Our team are ready to take your call

Our services are flexible to the needs of our customers. Whether you’re looking for a new alarm or looking to have your current system serviced, we can help.

Arrange a site survey today with SDS Security.

Alarm Installation South London