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Stevenage · Hertfordshire

Intruder Alarms in Stevenage

Professional intruder alarms services in Stevenage, Hertfordshire. SSAIB-certified engineers covering SG1, SG2. Free site surveys and no-obligation quotes.

Postcodes covered: SG1, SG2

SSAIB Certified
Fast Response Times
15+ Years Experience
500+ Commercial Clients

Professional intruder alarms across Stevenage

Stevenage is a major commercial centre in Hertfordshire, with significant business parks, industrial areas, and a large town centre. We serve clients across Stevenage, Knebworth, and Codicote, including businesses in the Gunnels Wood Road employment area and the town centre retail district.

Stevenage is dominated by Gunnels Wood Road — one of the largest single-occupier employment areas in Hertfordshire, home to GSK, Airbus and MBDA — alongside the town centre retail core and the Lister Hospital campus. Defence and pharma occupiers raise the security and audit-trail spec significantly above commercial baseline.

Whether you need a new intruder alarms installation, a system upgrade, or ongoing servicing and maintenance, our SSAIB-certified engineers are ready to help across Stevenage and the wider Hertfordshire area.

Who this service is for

  • Business park tenants in Stevenage
  • Industrial units in Stevenage
  • Retail premises in Stevenage
  • Schools and academies in Stevenage
  • Healthcare facilities in Stevenage

Coverage area

We cover Stevenage and all surrounding areas in Hertfordshire.

Postcodes covered
SG1SG2
Areas we regularly serve
Stevenage town centreGunnels Wood Road business areaStevenage Leisure ParkKnebworth
Sub-areas covered
KnebworthCodicoteAstonWalkernDatchworthSymonds GreenOld TownPin Green
From Luton HQ15 mi · 30 min
Population90k
Call for availability in your area

Local context — intruder alarms in Stevenage

Stevenage is dominated by Gunnels Wood Road — one of the largest single-occupier employment areas in Hertfordshire, home to GSK, Airbus and MBDA — alongside the town centre retail core and the Lister Hospital campus. Defence and pharma occupiers raise the security and audit-trail spec significantly above commercial baseline.

Regulatory note

Defence and pharma occupiers on Gunnels Wood Road typically require BS 7858-vetted engineers, and access-control system audit trails meeting customer-specific data retention rules — both standards we operate to.

What's included in our intruder alarms service

Control Panel

Commercial-grade alarm panel with touchscreen keypad, smart app control, and remote management.

Motion Detectors

PIR and dual-technology motion sensors with pet-immune options for accurate detection.

Door & Window Contacts

Magnetic reed contacts on all entry points to detect forced or unauthorised opening.

External Sounder

High-decibel bellbox with strobe light and anti-tamper protection.

Smart App Control

Arm, disarm, and manage your alarm from your phone with real-time push notifications.

24/7 Monitoring Option

Professional monitoring station with police dispatch and keyholder notification.

Need intruder alarms in Stevenage? Speak to an engineer today.

Why choose DC Fire & Security for intruder alarms in Stevenage

Deters break-ins and unauthorised access
24/7 professional monitoring available
Smart app control from your phone
Police response with URN registration
Insurance-approved Grade 2 and Grade 3 systems
Pet-friendly motion sensors to reduce false alarms
Integrates with CCTV for visual verification
36-month warranty on all installations

How it works

01

Free Survey

We assess your property and identify all entry points and vulnerable areas.

02

System Design

We recommend the right grade and configuration for your risk level and insurance requirements.

03

Installation

Our engineers install the full system with neat cabling and minimal disruption.

04

Commissioning

We test every zone, set up app control, and arrange monitoring if required.

05

Aftercare

Annual servicing and priority support to keep your alarm performing reliably.

Intruder Alarms projects in Stevenage

Texecom intruder alarm installed by DC Fire & Security

Texecom Premier Elite intruder alarm installation

External intruder alarm siren bellbox

High-visibility external sounder with strobe on front elevation

PIR motion detector installed in Luton home

PIR motion detector covering entrance hallway

Intruder alarm installation in Luton

Complete intruder alarm system installation in Luton

Recent work in Stevenage

Commercial Alarm Installation

Grade 2 monitored intruder alarm installed at a Stevenage retail premises with 24/7 keyholding response.

14 zones
1 day
Warehouse Perimeter Alarm

Perimeter detection system with shock sensors and dual-path signalling for a Stevenage industrial unit.

22 zones
2 days
Case study
Case Study

Monitored intruder alarm for a Stevenage retailer

Retail premises in Stevenage

Challenge: The premises had experienced a break-in attempt and the existing alarm system was unmonitored. The insurer required a Grade 2 monitored system to maintain cover.
Solution: We installed a Texecom Premier Elite system with 24/7 monitoring, police URN registration, and smart app control for the business owner.
Grade 2 insurance-compliant system
24/7 professional monitoring activated
Police URN registered
Smart app control configured

Intruder Alarms equipment we use in Stevenage

Industry-leading products from trusted manufacturers

Texecom Premier Elite

Grade 2 and Grade 3 alarm panels with smart app control and monitoring

Pyronix Enforcer

Wireless alarm system with two-way communication and HomeControl+ app

Orisec Panels

Professional-grade alarm control panels designed for commercial premises

Dual-Tech PIR Detectors

Microwave and infrared combined detectors reducing false alarm rates

Shock Sensors

Vibration detection for windows and walls providing perimeter protection

Dualcom Signalling

Dual-path alarm signalling via IP and mobile network for monitoring

Frequently asked questions about intruder alarms in Stevenage

What is the difference between Grade 2 and Grade 3 alarms in Stevenage?
Grade 2 alarms are suitable for most residential and small commercial properties. Grade 3 systems offer higher security with more complex installation, and are required by some insurers for higher-risk commercial premises.
Can I get a police response to my alarm in Stevenage?
Yes. We can set up a Unique Reference Number (URN) with your local police force so they respond to activations at your property.
Do you offer monitored alarm systems in Stevenage?
Yes. We offer 24/7 professionally monitored alarm systems through our approved monitoring station, providing immediate response to any activation.
Do you cover the whole of Stevenage?
Yes. Our engineers cover all of Stevenage and the surrounding Hertfordshire area. We provide free site surveys and can typically attend within 24–48 hours of your enquiry.
How quickly can you attend a site in Stevenage?
We aim to respond to all enquiries within 24 hours. For intruder alarms projects in Stevenage, we can usually arrange a site survey within 2–3 working days.
Do you offer ongoing maintenance in Stevenage?
Yes. We offer scheduled servicing and maintenance contracts for all systems we install in Stevenage. This ensures your equipment stays compliant and fully operational year-round.

Get a free intruder alarms quote in Stevenage

Our local engineers cover Stevenage and all SG1, SG2 postcodes. Request a free site survey and no-obligation quote today.

Request a free intruder alarms quote

Free no-obligation quote for Stevenage and surrounding areas

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24-hour response
SSAIB certified
500+ commercial clients