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01730 266 811

Intruder Alarms


Access Control

Fire Alarms

Gates and Railings

Schools and local authority

Petersfield’s experts in specialised security systems

Based in Petersfield, A1 Security Systems design, supply and install a range of cutting edge commercial or residential fire protection and security systems.
We service across areas such as Bournemouth, Brighton, Chichester, Crawley, Fareham, Guildford, Horsham, Portsmouth, Redhill, Southampton, Winchester, Worthing.

Complete protection for your home or business

Safeguarding your home or business from unwanted intruders or the risk of fire is simple with the effective and affordable security solutions from A1 Security Systems. We offer a range of reliable security and fire protection systems tailored to completely protect your property from the unexpected.

Deter thieves and stop unwanted intruders
A1 Security Systems specialises in stopping thieves in their tracks! Our selection of modern, cost effective and fully customisable security systems will deliver complete protection for your home or business. By utilising the very latest technology from leading manufacturers, we can ensure your property and belongings stay safe.

Professional advice and superior products
The knowledgeable staff at A1 Security Systems are on hand to help you choose from our range of innovative and easy to use security systems. We are a well-established, reputable security company with years of experience in the industry. At our head office in Petersfield you’ll find the latest state-of-the-art security systems at competitive prices.

Protect your property with our security specialists!

Make the smart choice when it comes to your security and fire protection

A1 Security Systems is proud to present you with Hampshire’s best selection of security and fire protection systems. We are the first company in the UK to be fully accredited with the prestigious NSI and DHF Gold Rating for gates and railings. We can help you secure your home or business, from unexpected events or unwanted intruders.

  • If you need assistance or expert advice on any security issue, our highly experienced and knowledgeable team are available 24/7

  • We stock the latest fire alarms, intruder alarms and CCTV systems

  • Accredited with the prestigious NSI Gold Rating

  • Accredited DHF Approved Installers for gates

Customer Reviews

“The team at A1 were prompt and efficient”

Matt O'Brian

“Super good price and a very quick end to end process ”

Shaun Davis

Take control with the extensive range of security solutions from A1 Security Systems. Call us today on 01730 266 811.