About Electricians in Cardiff
Cardiff electrical jobs vary more than people think. In areas like Roath, Cathays, and Splott, older terraces often come with ageing wiring, dated consumer units, and the sort of lighting and socket layouts that made sense decades ago but not much now. Out in Whitchurch, Cyncoed, and Llanishen, 1930s and post-war homes tend to need steady upgrades rather than full rewires - extra sockets, new fittings, outside lighting, and the usual fault-finding when something trips for no obvious reason. In Cardiff Bay and the city centre, newer flats are more about clean installs, alarm systems, CCTV, and getting fixtures swapped neatly without damaging fresh walls or ceilings.
Pricing comparison for Cardiff electricians
Electrician prices in Cardiff
Cardiff electrician rates are usually lower than London's, but not especially cheap once call-out fees, parking, and hourly charging are added in. That is why fixed pricing works well here. With Helpi, smaller jobs are easy to price clearly, while larger electrical work is still agreed upfront, so there is less back and forth and far less invoice shock.
Common electrical jobs and what they cost in Cardiff:
| Job | Helpi price | Typical Cardiff range |
|---|---|---|
|
Electrical fault diagnosis |
£70 |
£55-£95 |
|
EICR test |
£125 |
£110-£160 |
|
Rewire single circuit or room |
£1,190 |
£1,050-£1,350 |
|
Install security light |
£160 |
£140-£210 |
|
Install light fixture |
£85 |
£70-£110 |
|
Install socket - internal |
£120 |
£100-£145 |
|
Install socket - external |
£110 |
£95-£125 |
|
Install EV charger |
£450 |
£420-£650 |
|
Install burglar alarm - wireless |
£330 |
£300-£400 |
|
Install CCTV camera - wireless |
£55 |
£45-£70 |
|
Install smoke alarm - wireless |
£55 |
£45-£70 |
|
Install carbon monoxide detector |
£55 |
£45-£70 |
|
Fix faulty socket |
£75 |
£60-£100 |
|
Replace light switch |
£55 |
£45-£70 |
Why Helpi prices are different:
A lot of electricians in Cardiff still quote a visit charge and then bill for time on site. That works badly for smaller jobs, where the final bill can feel heavy compared with the work itself. Helpi prices keep common jobs clear and competitive, while still leaving room for larger specialist work to be quoted properly rather than guessed on the day.
How Helpi verifies every electrician
Helpi keeps a high bar for electrical work because customers need more than a basic listing site when the job involves wiring, power, or safety. Every electrician completes identity checks, address verification, and must hold valid public liability insurance before going live on the platform.
We also review electrical experience and relevant credentials carefully. For work that needs specialist competence - such as EICR testing, rewiring, or installations that link to recognised schemes - we look for the appropriate evidence before those services can be offered. That extra layer helps keep standards consistent and gives customers more confidence that the person arriving is suited to the job.

