Safe. Secure. Smart

About us

Sentinel Alarms is a long established and reliable company specialising in both commercial and domestic security systems across Sydney & NSW


Sentinel Alarms currently install a wide range of products covering many manufacturers including the Hills Industries range, Ness and Bosch

Sentinel Alarms Australia Pty Ltd was incorporated in 1990 and has been deeply involved in the domestic home builder market and boasts thousands of installations across NSW. We have an in-house consultant that can advise and prepare costings and drawings for all of your needs

Security Alarms
Video Intercoms
CCTV Systems
TV Antenna
TV and Pay TV Cabling
Phone and Data Cabling
Ducted Vacuum Systems
Multi Room Music Distribution
Home Theatre Installation