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ATEX & Hazardous Area Electrical Installations

Specialist ATEX Electrical Installations. Delivered by CompEx Qualified Engineers.

At QUEST Electrical, we specialise in the design, installation, inspection, maintenance and certification of ATEX electrical installations within hazardous areas across industrial and commercial environments. Our engineers are trained and certified to work in explosive atmospheres, holding CompEx Ex01–Ex04 and CompEx Ex05–Ex06 qualifications, enabling us to safely carry out electrical work in both gas, vapour and dust hazardous areas.

Whether you require a new hazardous area installation, modifications to an existing ATEX system, or ongoing inspection and maintenance, we deliver safe, compliant and reliable solutions in accordance with BS EN IEC 60079 and DSEAR (Dangerous Substances and Explosive Atmospheres Regulations).

We understand the importance of maintaining safe operations within hazardous environments. Every project is carefully planned to minimise disruption while ensuring all electrical installations remain compliant with current legislation and industry standards.

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ATEX & Hazardous Area Electrical Installations
NICEIC Approved Contractor
SafeContractor Approved
Facilitiesline
CompEx, part of the JTL Group
CompEx Ex01–Ex06 Qualified

Hazardous Area Installations

Explosion-protected equipment, certified containment and correctly glanded terminations, installed and documented to BS EN IEC 60079.

ATEX-certified luminaires installed in a hazardous area bay ATEX Lighting Installations
ATEX-certified rotary isolator with interlocked socket outlet Isolators & Control Equipment
Hazardous area cable containment in a paint storage facility Hazardous Area Containment
Prima LED EX luminaire installed in a paint storage container Explosion-Protected Luminaires
Electrical installation within a classified hazardous area Zone 0 to Zone 22 Installations

Case Studies

Specialist ATEX installations delivered within demanding industrial and rail environments.

Prima LED EX lighting installed in the LUR UK paint storage facility

QUEST supplied and installed Prima LED EX fittings, providing a specialist LED lighting solution certified for use in relevant potentially explosive atmospheres – delivered safely and efficiently within a three-day programme.

LUR UK

Rail lighting upgrade – paint storage facility

View Case Study

Zone Classification & Compliance Works

Chemical & pharmaceutical manufacturing

Inspection and remedial work on existing ATEX systems, bringing ageing installations up to current standards ahead of statutory inspections under DSEAR.

Discuss your site

Mixed Hazardous & General Installations

Automotive production

Hazardous area electrical works delivered alongside standard industrial installation, with zone classifications mapped in coordination with site engineers before work began.

Discuss your site
View All Case Studies

Frequently Asked Questions

What is ATEX electrical work?

ATEX electrical work involves the installation, inspection and maintenance of electrical equipment in potentially explosive or hazardous areas. QUEST Electrical provides specialist ATEX electrical installations for commercial and industrial environments.

What are CompEx-qualified engineers?

CompEx-qualified engineers are trained and assessed to work safely on electrical installations in hazardous and potentially explosive atmospheres. QUEST Electrical has experienced engineers with specialist CompEx and ATEX knowledge.

What ATEX services does QUEST Electrical provide?

We provide ATEX electrical installation, inspection, maintenance and remedial works, including hazardous area equipment, cable glands, containment and associated electrical systems.

Can you inspect and maintain existing ATEX installations?

Yes. Our ATEX electrical engineers can inspect existing hazardous area installations, identify defects and carry out remedial and maintenance works to improve safety and compliance.

Why choose QUEST Electrical for ATEX work?

QUEST Electrical provides specialist ATEX and hazardous area electrical services, delivered by experienced engineers with the appropriate training and competence for working in potentially explosive environments.

Resources

Compliance Guide

ATEX and hazardous areas – UK compliance explained.

View guide

Technical Guide

Installation practice for classified hazardous areas.

View guide

Technical Data Sheet

Zones, equipment categories and protection concepts.

View datasheet

Site Survey

Have your hazardous area installation assessed.

Request a survey

News & Articles

QUEST Electrical Expands ATEX and Hazardous Area Installation Capability

As industrial sites handling flammable gases, vapours and combustible dusts face tightening safety regulations, demand for specialist ATEX installations is climbing.

Read More

QUEST Electrical Expands Renewable Energy Offering with Commercial Solar PV

An increased focus on commercial and industrial solar PV builds naturally on our existing LV infrastructure and switchgear experience.

Read More

Demand Grows for Custom Main Panel Builds and LV Switchgear

As industries ramp up electrification, demand for bespoke panel builds is rising sharply.

Read More
More News

Our ATEX & Hazardous Area Services

  • Design, supply and installation of ATEX electrical installations
  • Hazardous area electrical installations for gas, vapour and dust environments
  • Engineers qualified to CompEx Ex01–Ex04 and CompEx Ex05–Ex06
  • Installation of ATEX-certified lighting, switches, sockets and control equipment
  • Hazardous area cable containment and cable installations
  • Installation of explosion-protected electrical equipment
  • ATEX control panel and junction box installations
  • Hazardous area isolators and emergency stop systems
  • Inspection, testing and certification of ATEX installations
  • Periodic inspection and preventative maintenance of hazardous area electrical systems
  • Fault finding and repairs within hazardous areas
  • Electrical upgrades and modifications to existing ATEX installations
  • Hazardous area electrical improvements
  • Shutdown planning and installation works during planned maintenance periods
  • Electrical installation work in Zone 0, Zone 1, Zone 2, Zone 20, Zone 21 and Zone 22 hazardous areas

Why Choose QUEST Electrical?

  • NICEIC Approved Contractor delivering compliant commercial and industrial electrical solutions
  • CompEx Ex01–Ex04 and Ex05–Ex06 qualified engineers experienced in hazardous area environments
  • Experienced delivering electrical solutions where safety, compliance and reliability are critical
  • Full support from installation and modification through to inspection, testing and certification
  • Knowledgeable in ATEX, DSEAR and BS EN IEC 60079 requirements
  • Experienced working within Zone 0, Zone 1, Zone 2, Zone 20, Zone 21 and Zone 22 hazardous areas
  • Planned works and shutdown management to minimise disruption within specialist industrial environments

Whether you require a complete ATEX electrical installation, hazardous area modifications, explosion-protected equipment installation, or periodic inspection and maintenance, QUEST Electrical has the expertise to deliver safe, compliant and reliable electrical solutions for hazardous environments.

Working in a Hazardous Area?

Talk to our CompEx qualified engineers about your zone classifications, existing installation and compliance requirements.

Contact Us

Accreditations

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