Electrical fault finding
Tracing why a circuit trips, a light flickers or a socket is dead, charged by the hour because the time depends on what is found. Electrical fault finding is also known as fault finding, electrical diagnostics, tracing a fault and tripping electrics. All 498 businesses are electricians, with 305 in London, 19 in Bristol, 16 in Leeds, 10 in Birmingham and 10 in Southampton. Electrical fault finding cost guide
Why people have it done
- The cause is traced rather than guessed at, so the repair meets what is actually wrong.
What needs fixing?
Tell us what's wrong. We'll tell you the price, then find a local electrician to do the job.
Electricians who do electrical fault finding
George K Electrical Ltd
Bush Hill Park, Enfield
Electrician, NICEIC5.09 reviews
Volt Vision Electric LTD
Lower Edmonton, London
Electrician, NAPIT5.014 reviews
SF Mann Ltd
Grange Park, Enfield
Electrician, NICEIC5.015 reviews
Solution Electric LTD
East Barnet, London
Electrician, NICEIC5.047 reviews
FDH Services Ltd
Valley, London
Electrician, NICEIC5.01 review
Future Tek Ltd
Barnet, London
Electrician, NICEIC5.09 reviews
TNH Electrical Services
Southbury, Enfield
Electrician, NAPIT5.03 reviews
M C Smith Electrical Services
Southbury, Enfield
Electrician, NICEIC5.07 reviews
Top Sparks Electrical Services Ltd
Ridgeway, Waltham Cross
Electrician, NICEIC5.0364 reviews
SJ Electrical Contractors Ltd
Valley, London
Electrician, NICEIC5.022 reviews
Daly Brothers Construction Ltd / trading as D B ELECTRICAL
East Barnet, London
Electrician, NICEIC5.031 reviews
See Light Ltd
Ponders End, Enfield
Electrician, NAPIT5.05 reviews
Lloyd Hallowell Electrics
Valley, London
Electrician, NICEIC4.9427 reviews
Mayday Electrical Solutions Ltd
Ridgeway, Enfield
Electrician, NICEIC5.0204 reviews
Ainsliewood Electrical Ltd
Larkswood, London
Electrician, NAPIT5.05 reviews
Airlectrics LTD
Waltham Forest, London
Electrician, NICEIC5.018 reviews
North London Electricians
East Barnet, Barnet
Electrician, NICEIC4.414 reviews
RAH Electrical
East Barnet, London
Electrician, NICEIC
Lextrics Electrical Services Ltd
Larkswood, London
Electrician, NICEIC5.05 reviews
B&C Electrics
Ridgeway, Enfield
Electrician, NICEIC5.014 reviews
Worth knowing
- The work resolves problems including No Power In One Room, RCD Keeps Tripping, Lights Flickering In The Whole House, Fuse Box Buzzing Or Humming, Burning Plastic Smell From Electrics, Sparks When Plugging Something In, Electric Shock From Light Switch and Socket Not Working.
- Ratings run from 2.9 to 5.0, with a median rating of 5.0 across 383 rated businesses. The most-reviewed business has 725 reviews, and there are 12589 reviews in total.
- The register figures include 329 businesses registered as installers and 158 registered as inspectors. Scheme figures include 258 with NICEIC, 131 with NAPIT, 49 with Part P and 2 with REFCOM.
- London's leading borough counts are 24 in Enfield, 23 in Croydon, 21 in Barnet, 20 in Bromley and 13 in Havering.
- The businesses also offer consumer units, EICR, rewires, EV chargers, lighting, partial rewire, emergency callouts and socket installation, alongside 29 other services.
- There are 496 businesses with their own website. Companies House records show 143 active companies incorporated between 1991 and 2025, with a median year of 2018.
Common problems
Where we cover
London
Questions people ask
Which trades carry out electrical fault finding?
All 498 businesses are electricians, and 329 are registered as installers while 158 are registered as inspectors.
Where are these businesses concentrated?
The largest city count is 305 in London, followed by 19 in Bristol, 16 in Leeds, 10 in Birmingham and 10 in Southampton. Within London, the counts include 24 in Enfield and 23 in Croydon.
What do businesses offering this work also provide?
304 also offer consumer units and 280 also offer EICR, while 279 also offer rewires and 198 also offer EV chargers. Other services include lighting, partial rewire, emergency callouts, socket installation and 29 other services. The businesses also resolve problems including No Power In One Room and RCD Keeps Tripping.
What published rating information is available?
Ratings run from 2.9 to 5.0, and the median rating across 383 rated businesses is 5.0. The most-reviewed business has 725 reviews, within a total of 12589 reviews.
Which schemes are represented?
There are 258 businesses with NICEIC and 131 with NAPIT, alongside 49 with Part P and 2 with REFCOM. The register figures include 440 of 498 on a trade register.
How long have some of the companies been trading?
Companies House records show 143 active companies incorporated between 1991 and 2025, with a median year of 2018. There are 496 businesses with their own website.