From call to install and beyond
Feel Secure with
Protect What Matters Most
with Ajax Alarm Systems
Looking for smart, reliable security without the fuss? The Ajax Alarm System gives you complete control and peace of mind — all from your smartphone.
This fully wireless system is quick to install, sleek in design, and packed with powerful features like instant alerts, encrypted communication, and built-in backup to keep your property secure even during a power cut.
With customisable sensors for doors, windows, movement, smoke, flood detection, and more, Ajax is perfect for homes, businesses, and commercial sites of any size.
You can even connect it with your CCTV, gates, or access control for a full smart security setup.
✅ Fast, clean installation
✅ Control from anywhere with the Ajax app
✅ Real-time notifications and smart automation
✅ Stylish, modern design that fits any environment
Message us today to book your free site survey and see how Ajax can give you total peace of mind — with security that works when it matters most.
Why Choose Sirius Security Ltd?
We’re trained Ajax specialists with years of hands-on experience in smart alarm installations. Every system is carefully designed around your property, ensuring the best coverage and performance. We provide professional installation, thorough testing, and guidance on how to use the Ajax app confidently.
Our team can also integrate Ajax with CCTV, gate automation, intercoms and access control, giving you a complete, smart security solution in one simple system. And with our ongoing support, your system stays secure, updated and reliable year after year.
Our Ajax Installation Services
Free site survey and security consultation
System design tailored to your property
Professional installation and setup
Network configuration and app guidance
Integration with CCTV, gates and other smart systems
Remote maintenance and aftercare support
✅ Secure. Smart. Simple.
Trust Sirius Security Ltd to protect what matters most with a professionally installed Ajax alarm system.
📞 Call us today to book your free site survey
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Why Choose Ajax?
🔐 Fully Wireless System – Quick and tidy installation with no messy cabling.
📲 App Control – Arm, disarm, and monitor your system from anywhere in the world.
🚨 Instant Alerts – Receive push notifications, texts or calls the moment an alarm is triggered.
🧩 Customisable Protection – Add motion sensors, door contacts, glass break detectors, smoke alarms, flood sensors and more.
⚡ Reliable & Secure – Encrypted communication, long-range signals and built-in battery backup.
🖤 Modern, Discreet Design – Available in black or white to blend with your space.
FAQs
Q: What is the Ajax Alarm System?
A: Ajax is a smart, wireless intruder alarm system designed for high security and ease of use. It provides protection against intrusion, fire, flooding, and tampering — with instant smartphone alerts.
Q: How will I be alerted if the alarm is triggered?
A: You’ll receive real-time push notifications, SMS, or phone calls (depending on setup). Sirens will also sound on site, and you can view system status through the Ajax app.
Q: Is the Ajax system professionally monitored?
A: We can configure the system for self-monitoring via the app or integrate it with a professional monitoring centre for 24/7 response. We’ll discuss the best option for your needs during installation.
Q: How long do the batteries last?
A: Ajax devices are designed for long battery life — typically 4–7 years depending on usage. The system will alert you when any device battery is low.
Q: Will it still work during a power cut?
A: Yes. The Ajax Hub has a backup battery and will continue to operate during power outages. If your internet drops, the system can use GSM backup (if configured).
Q: Can I control the system remotely?
A: Yes. You can arm, disarm, view events, and receive alerts through the Ajax mobile app from anywhere in the world.
Q: Is the system pet friendly?
A: Yes. Ajax offers pet-immune detectors that can distinguish between humans and pets to reduce false alarms.
Q: Can I expand the system in the future?
A: Absolutely. Ajax is fully scalable. You can add detectors, sirens, keypads, cameras, or other compatible devices at any time.