Security Alarms: Alarm Systems, Detectors, Smoke and Gas Alarms and Remote Controls
Security alarms detect intrusions, fire, gas and water leaks, alerting occupants and owners to danger. This category covers alarm systems, infrared detectors, smoke and gas detectors, door and window alarms, water leakage alarms, public broadcasting systems, security display holders, wireless remote controllers and other alarms.
Alarm systems
Alarm systems consist of a control panel or hub, sensors, sirens and remote controls or apps. Wi-Fi and GSM alarms send notifications to phones. Wireless sensors make installation easy; wired systems suit large or new buildings. Backup batteries keep the system working during power cuts.
Infrared detectors
PIR motion detectors detect body heat movement. Pet-immune detectors ignore small animals to reduce false alarms. Mount detectors in corners for the best coverage, away from heaters and windows.
Smoke and gas detectors
Smoke detectors provide early warning of fires. Install them in hallways, bedrooms and living areas, and test them monthly. Gas detectors warn of leaks from natural gas or LPG. Carbon monoxide detectors protect against invisible, deadly gas from boilers and heaters.
Door and window alarms
Magnetic contacts trigger alarms when doors or windows open. Standalone alarms are simple and affordable.
Water leakage alarms
Water sensors near washing machines, water heaters and sinks detect leaks early and prevent costly damage.
Public broadcasting
Public address systems broadcast announcements and alarms in shops, schools and factories.
Security display holders
Anti-theft display holders secure phones and tablets in retail shops while allowing customers to try them.
Practical tips
- Test alarms and detectors regularly.
- Replace batteries before they run out.
- Position sensors to avoid false alarms.
- Use pet-immune detectors if you have pets.
A combination of intrusion and safety detectors protects both property and people.
For rented homes and offices, wireless alarm kits are often the most practical choice because they can be installed without drilling cables and taken along when moving.
Related categories: Security, IP Camera, CCTV Accessories, Personal Security