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Domestic & Commercial Security Experts
Established in 1984 and still providing modern state of the art security solutions to the Domestic & Commercial markets.
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An Extensive Range of Solutions
We only deal in branded quality products. No cheap imitations. Security Systems that work when it matters.
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Holiday Parks
Do you own a holiday park? Or a Unit? We have installed and maintained Intruder Alarm Systems on Holiday Parks for a number of years.
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Social Solutions - OCCUPi
From our Social Solutions OCCUPi can provide a safe way for to manage people entering your premises to comply with social distancing guidelines.
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Social Solutions - Thermi-Scan Access Control
From our Social Solutions Thermi-Scan can provide a safe way for staff and guests to access your premises, temperature checking them and if safe to proceed the door opens!
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SONOS Sound Systems
We are approved installers of SONOS Wired & Wireless Sound Systems.
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CCTV Special Offer
Our Latest offer for Professionally installed CCTV!
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COVID-19 Statement

Roy Williams Tribute

Welcome to Crosby Intruder Alarms

Established in 1984, Crosby Intruder Alarms is one of the UK’s premier independent security alarm companies.

  • Intruder Alarm Systems
  • Access Systems
  • Fire Alarms
  • CCTV Systems
  • Door Entry Systems
  • Fogging Systems (Works in conjunction with Intruder Alarm)
  • Caravan Park Security (GSM Text Messaging) (Intruder & CCTV)
  • Nurse Calling Systems
  • Monitoring

Web Offer!Exclusive Web Offer!

We will offer 5% off the installation of an alarm system when orders are sourced through this website. 

Either phone 0800 917 1441 quoting “CROSBYWEB” or complete the Quote/Information Request Form to qualify.

QUOTE/INFORMATION REQUEST

Don’t become another crime statistic…

England & Wales Burglaries
North West Burglaries
Merseyside Burglaries

* Statistics from the Office of National Statistics Police Force Area Data Tables for year ending December 2020.

Core Services

alarm

Intruder Alarms

An alarm system is one of the best deterrents at your disposal for home or business purposes.

Intruder Alarms

All our alarms are quality branded makes fitted by Uniformed, Police DBS Checked, Vetted & Qualified Engineers.
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CCTV

CCTV

CCTV is a fantastic visual deterrent & can be used to check incidents and security breaches.

CCTV

All our CCTV systems are quality branded makes fitted by Uniformed, Police DBS Checked, Vetted & Qualified Engineers.
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Access Control

Access Systems

Access Control Systems prevent unauthorized visitors accessing sensitive areas.

Access Systems

Our Access Controls are quality brands fitted by Uniformed, Police DBS Checked, Vetted & Qualified Engineers.
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firealarm

Fire Alarms

We install the finest range of products available in the fire detection market today.

Fire Alarms

Fire Detection Systems are quality brands fitted by Uniformed, Police DBS Checked, Vetted & Qualified Engineers.
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touchsafe

Nurse Call

We supply, commission, maintain and install branded Aid-Call Wireless Nurse Call Products.

Nurse Call

Our Nurse Call Systems are quality brands fitted by Uniformed, Police DBS Checked, Vetted & Qualified Engineers.
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smokecloak

Smokecloak

Smokecloak rapidly fills an area with a dense smoke (vapour) in the event of intrusion.

Smokecloak

Our Smokecloak Systems are quality brands fitted by Uniformed, Police DBS Checked, Vetted & Qualified Engineers.
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Public Address Systems

Public Address Systems

Public Address and Music Systems can be used to provide audio/music chanels.

Public Address Systems

Our Public Address Systems are quality brands fitted by Uniformed, Police DBS Checked, Vetted & Qualified Engineers.
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Data Cabling & Wifi

Data Cabling & Wifi

From the smallest computer network to the largest multi-switch network across a large office block or building

Data Cabling & Wifi

Our Data Cabling is done using quality brands and is fitted by Uniformed, Police DBS Checked, Vetted & Qualified Engineers.
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Check our Services page for a full list of our offerings and our Products page for the state of the art branded equipment we can offer.

Support Services

Repairs

We can repair systems installed by other companies.

Repairs

We can repair systems installed by other companies.
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Support Centre

Check our online support for FAQs, Documentation and Downloads.

Support Centre

Check our online support for FAQs, Documentation and Downloads.
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Holiday Parks

Crosby Intruder Alarms have installed and Maintained Intruder Alarm Systems on Holiday Parks for a number of years. We cater for Park owners and Individual unit owners.

By using a Cloud Based Monitoring Solution it gives Park Security, Park Staff & End Users total control and peace of mind.

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holidayparks