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3 Alarms Ltd

CCTV, Alarms, Cctv Installers

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Website | 0330 321 1247
108, 23 King St, Cambridge CB1 1AH, UK

Opening Hours:
Monday: Open 24 hours
Tuesday: Open 24 hours
Wednesday: Open 24 hours
Thursday: Open 24 hours
Friday: Open 24 hours
Saturday: Open 24 hours
Sunday: Open 24 hours


Area Served:
Within 4 miles (6.4km) of 108, 23 King St, Cambridge CB1 1AH, UK
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3Alarms is a family-run business, SSAIB Approved, established since 2004 with offices in Cambridge and Durham. We specialise in burglar alarms and CCTV, offering state-of-the-art systems for businesses and homes.

We guarantee you full transparency on pricing – no need for a site survey, no hidden or unexpected charges or call-out fees. Get a quote today, either online or by telephone.

Usually installed within five days in North East or East Anglia.24/7 Live operator call-handling and 24/7 engineering online support – 85% of issues fixed over phone.

Google Rating: 5.0 out of 5 stars (5 total ratings)

Amanda Phillips
5 Star
Can not fault 3 Alarms Ltd, excellent professional friendly service. Always there when needed at any time. Installation was clean and tidy. Peace of mind knowing you have a quality alarm system at the right price Thank you
Saturday 4th July 2020
Lynsey Ibbetson
5 Star
I've had a monitered alarm with 3 Alarms for over 10 years. The service and support has been excellent throughout. Good value and easy monthly payments means the costs are barely noticeable for the peace of mind provided.
Wednesday 8th July 2020
Andy Griggs
5 Star
A great system giving us exactly what we needed with cameras and monitoring at a competitive price. 3 Alarms professional family business approach from the start gave them the business and they did exactly what was promised ..... would recommend every time .... Great job 3 Alarms !
Tuesday 9th June 2020
Claire Elliott
5 Star
Thanks Andy and the team for a professional service and quality alarm system.
Monday 8th June 2020
Amit Shah
5 Star

Thursday 18th November 2021