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22 Years
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Professional Home Security Systems Cambridge
3 Alarms is a family-run home security business established in 2004, headquartered in the UK with offices in Cambridge and Durham. We specialise in providing state-of-the-art security systems, including burglar alarms, CCTV, and security cameras for both residential and commercial properties. Our commitment to transparency is evident in our pricing structure, with no hidden charges or call-out fees, and we ensure that all systems can be installed within five days in the North East and East Anglia regions.

Our 24/7 live operator call-handling and remote engineering support resolve 85% of issues over the phone. We pride ourselves on being SSAIB Approved since 2006, using police-screened staff and offering app-controlled systems that provide security at your fingertips. Our range of solutions, from siren-only alarms to professional monitoring, are designed to cater for all lifestyles and budgets, ensuring that every client receives tailored, reliable protection.
Services
Home Security Systems Security Cameras Burglar Alarms CCTV Installation Monitoring Services App-Controlled Security
Details
  • Year established: 2004
Highlights and features
  • Family-run business with over 20 years' experience in home security
  • 24/7 live operator support and remote engineering assistance
  • Transparent pricing with no hidden charges or call-out fees
  • All installations completed within five working days in North East and East Anglia
  • All staff police-screened for enhanced security trustworthiness
Associations and certifications
  • SSAIB
What people say
Outstanding service quality Peace of mind Free expert advice Prompt telephone support No unnecessary charges
Services
Home Security Systems
Our Home Security Systems provide comprehensive protection for residential properties, featuring state-of-the-art burglar alarms and 24/7 monitoring. Designed for ease of use with app control, these systems incorporate visual verification and sequential detection technology. Professionally installed and SSAIB-certified, our solutions ensure rapid response and police verification compliance.
Security Cameras
Security cameras offer advanced surveillance with smart analytics and cloud storage, enabling real-time monitoring and data retention. These systems integrate seamlessly with our alarm solutions for enhanced security coverage. All installations include a 24-month warranty and remote support for uninterrupted functionality.
Monitoring Services
Monitoring Services ensure constant oversight through our Alarm Receiving Centre, utilising visual verification and two-way audio communication. This proactive approach enables immediate police notification and client updates during incidents, maintaining property safety even when unoccupied.
App-Controlled Security
App-Controlled Security systems allow remote management of alarms, cameras, and notifications from any smartphone. This technology provides real-time alerts, live video feeds, and instant verification, empowering users to safeguard their homes or businesses from anywhere at any time.
Router UPS Backup Battery
Router UPS Backup Battery systems ensure uninterrupted connectivity during power outages, maintaining security system functionality for up to 10+ hours. These backups support continuous monitoring and can be paired with IP cameras to provide visual verification even without mains power.
People
Andy
Security Technician
Andy specialises in alarm system installations and remote troubleshooting, delivering efficient service with patient customer education. His expertise in developing tailored solutions ensures clients receive optimal security coverage.
Jackie
Team Leader
Jackie coordinates client care initiatives, focusing on peace of mind and 24/7 assistance. Her leadership ensures seamless service delivery and enhanced security trustworthiness for vulnerable clients.
Alan
Installation Specialist
Alan excels in alarm system setup, combining technical precision with client-focused education. His patient approach and problem-solving skills have earned widespread customer appreciation and referrals.
Questions
Do you offer monitored alarm systems?
Yes, we provide monitored systems with visual verification and 24/7 Alarm Receiving Centre support to ensure rapid response and police notification when required.
Are your prices transparent?
Yes, we guarantee full transparency with no hidden charges or call-out fees, ensuring clear and upfront pricing for all installations and services.
How quickly can systems be installed?
Most installations are completed within five working days in the North East and East Anglia regions, with nationwide availability for bespoke solutions.
Can I control my system remotely?
Yes, all systems are app-controlled, allowing remote monitoring, instant alerts, and real-time camera access via smartphones or tablets.
What happens during a power outage?
Our Router UPS Backup Battery maintains security functionality for over 10 hours, with optional IP camera integration for continued visual verification.
Do you price match competitors?
Yes, we guarantee to beat like-for-like specifications and response times for approved alarm installations, ensuring competitive pricing on all services.