Electrical Services & PAT Testing in London & the South of the UK

SWL Services is a leading provider of emergency electrical services and PAT testing in London and across the south of the UK. With over 30 years’ experience in building maintenance, we have dealt with everything from emergency repairs to system installations. Our team is on-hand 24 hours a day to help you with whatever you need.

We Offer a Range of Electrical Services

We are experts in providing electrical services to domestic and commercial premises ranging from emergency call outs that require immediate solutions to planned testing, installation, rewiring, and electrical certification. We’re equipped to deal with any emergency call outs, no matter the urgency or scale of the issue. Our wide range of electrical and PAT testing services means you can call on us for all of your electrical system repairs and maintenance.

Electrical System Maintenance

Proper maintenance of your electrical systems should not be overlooked. This can be the difference between your system running smoothly and being faced with ongoing faults. Our services include a wide range of electrical maintenance to help you keep your systems up and running and avoid any unwanted breakages.

Our maintenance services include:

  • Reactive Maintenance & Fault Finding.

  • Planned Maintenance.

  • Alterations to Existing Circuits.

  • Electrical & Water Heating.

  • Automated Control Systems.

  • Extraction, Ventilation & Air Condition.

  • Heat Recovery.

  • Earthing & Bonding

Pat Testing & Risk Assessment

Staying on top of your paperwork is essential for ensuring your electrical systems, tools, and devices remain safe to use. Safety checks should be carried out regularly to avoid any health risks as a result of faulty electricals.

Our testing services include:

Our SWL technicians are certified to carry out official PAT tests and risk assessments on your electrical equipment.

  • Portable Appliance Testing.

  • Periodic Inspections and Test Reports.

  • Site Attendance Risk Assessments & Method Statements.

  • Thermal Imagining Surveys & Reports.

Emergency Lighting & Electrical Installations

One of our main areas of expertise is in system installations. We offer a range of electrical installation services for commercial properties. Whether you require emergency lighting, CCTV, or fire alarm installation, we can have your new system installed in no time.


Our installation services include:

  • Data Installations including Cat 5E, Cat 6 & 6A & Fibre Optic Structured Systems & Patching. (including Dado Trunking)

  • Factory Industrial & Power Installations.

  • Emergency Lighting Testing & Installations.

  • Fire Alarm Installations & Service.

  • Access Control & Security Access Systems.

  • Lighting & Power Installations.

  • LED Lighting Survey, Reports, Design & Installation.

  • CCTV Design, Installation & Service.

  • EV Charger Supply & Installation.

Our Expert Electricians Can Help With Any Issue

All our SWL electricians are NICEIC or equivalent approved and work to British Standard BS 7671 to meet installation and safety regulations. They have a wealth of experience dealing with various electrical emergencies, system repairs and maintenance, and PAT testing. No task is too much for them to take on. No matter the time of day, they are on hand to help get things back up and running and help you maintain a safe electrical system in your property.

Why Choose SWL Services?

Our engineers have a broad range of skill sets & expertise and experience in specialist technical services. You can access our services across London and the South. We aim to respond to all emergency electrician call outs as soon as possible, no matter the time. We understand the urgency of electrical problems, which is why we work around the clock to ensure you get the service you need when you need it. Our SWL staff can provide a FULL site survey to assess the maintenance work that is required. We will fully explain all our working procedures to you and keep you informed of all the necessary work to get your electrical system back up and running.

Benefits of our electrical services:

  • 24 hour call outs

  • No hidden costs

  • Accessibility throughout London & the South East

  • 30+ years’ experience

  • FREE site visits & service quotes 

  • Bespoke electrical solutions for all commercial & industrial electrical contracts 

  • Reliability & efficiency

  • Work out of hours, including weekends, to minimise disruption

  • All our engineers are DBS checked 

  • Fully guaranteed & insured work

  • British Standard approved materials

Book One of Our Electrical Services Today

If you are in need of one of our emergency electrical services, general system maintenance, or require PAT testing on your appliances, contact SWL today. We will arrange an ideal time for a member of our team to come and resolve the issue. No matter your requirements, we will be able to bring a solution to get your electrical system operating at its best.

Telephone: 0800 644 6605
Email: hello@SWLservices.co.uk

Explore Our Other Property Maintenance Services

Here at SWL, we offer a wide range of property maintenance services to help you keep your building running smoothly. Our team has over 30 years of experience dealing with all kinds of maintenance issues. Get in touch with a member of our SWL team to arrange a service today. We cover all of the following:

Areas We Serve:

We provide a broad range of property maintenance services in and around London and the South, including Central London, Essex, Surrey, Hampshire, Kent, and Dorset. Our emergency electricians are on call around the clock to carry out essential repairs and maintenance on your property. Give us a call to learn more about our services, and one of our expert SWL team will be able to provide further information and advice.

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