South Wales

20+ Electricians in Cardiff

Local electricians covering Cardiff and surrounding areas. Also known as electrical contractors or electrical services. Real businesses, checked against public records. Free to browse.

Electrical demand in Cardiff breaks down differently across the city's building stock. The Victorian and Edwardian terraces of Cathays, Roath, Canton and Pontcanna (CF11, CF24) generate the bulk of rewiring and consumer unit upgrade work, properties built before the 1966 IEE Wiring Regulations commonly retain rubber-insulated or aluminium conductors that fail routine EICR inspections, and full rewires in these properties frequently surface concealed wiring runs requiring rerouting through solid masonry walls. Part P Building Regulations cover most domestic electrical work in Wales: electricians registered with NICEIC, NAPIT or ELECSA can self-certify their work without a Building Control inspection, issuing the completion certificate directly to the homeowner, important for property transactions, as uncertified electrical work can delay mortgage offers. The Cardiff Bay waterfront zone (CF10) and the Pontprennau new-build belt (CF23) are at the opposite end: modern consumer units wired to the 18th Edition IET Wiring Regulations, with rapidly growing demand for EV charger installation, solar PV battery inverter integration and smart home wiring. Load assessment before EV charger installation is required when a property already carries significant demand, most qualified Cardiff electricians carry load-calculation tools as a standard part of a charger quote. Llandaff, Whitchurch and the older Rhiwbina detached stock (CF5, CF14) runs a mix of system and combi boiler configurations where programmer and controls upgrades frequently require minor electrical works alongside gas work. Cardiff Council Building Control covers non-self-certified notifiable work, details at cardiff.gov.uk/building-control.

30 verified electricians · 4.9★ average across 1948 Google reviews · 22 with website

Other trades in Cardiff:
Electricians nearby:
20
verified electricians listed
15
Companies House registered
4.9★
avg Google rating
1,542
customer reviews combined

Browse electricians in Cardiff, South Wales. Every listing is sourced from public records and checked against Companies House and Google Business Profile. Ask for NICEIC or NAPIT credentials when choosing a electrician, and verify them with the issuing body. All contact details are visible after a business claims its listing.

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Electrician guides for Cardiff

Electrician costs in Cardiff (2026 prices)
Real pricing data, job-type breakdowns and money-saving tips

Areas covered for electricians in Cardiff

Electricians listed for Cardiff typically cover the CF3, CF5, CF10, CF11, CF14, CF15, CF23, CF24 postcode areas and surrounding parts of South Wales. Service radius varies per business, many also work in adjacent towns and villages within the same postcode group.

CF3CF5CF10CF11CF14CF15CF23CF24

Including Rumney, St Mellons, Trowbridge, Llanrumney, Old St Mellons, Ely, Caerau, Fairwater, Canton, Llandaff, Pontcanna, Cardiff City Centre, Cardiff Bay, Butetown, Adamsdown, Riverside, Grangetown, Leckwith, Whitchurch, Tongwynlais, Rhiwbina, Birchgrove, Llanishen and Lisvane.

Electricians in nearby towns

Electrician in CaerphillyElectrician in BarryElectrician in BridgendElectrician in Pontypridd

Common electricians services in Cardiff

Cardiff's planning department uses an online portal at planning.cardiff.gov.uk; most domestic work in the city's conservation areas (Pontcanna, Cathedral Road, Roath Park) needs Listed Building Consent or Article 4 Direction approval before starting. Building Regs sign-off goes through Cardiff Council.

Listed electricians in Cardiff typically cover the following work. Scopes vary per business, request a free quote on any specific job above.

  • Socket and switch installation
  • Garden and outdoor lighting
  • Fault-finding and repairs
  • Consumer unit (fuse box) upgrades
  • EICR electrical safety inspections
  • Full house rewiring
  • LED lighting installation
  • Smoke alarm hard-wiring
  • EV charger installation
  • Underfloor heating wiring

Not sure what NICEIC means or how to verify it? Read the plain-English definition →

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Before you hire, Welsh regulations to know

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Part P Electrical Regulations in Wales, what you need to know

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Electricians near Cardiff

Electrician in SwanseaElectrician in NewportElectrician in CaerphillyElectrician in BarryElectrician in BridgendElectrician in NeathElectrician in Port TalbotElectrician in Pontypridd

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Other trades in Cardiff

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Looking wider? Browse all electricians across South Wales: covers Cardiff, Swansea, Newport, Barry and 15+ more towns.

Common questions about electricians in Cardiff

How much do electricians charge in Cardiff?+

Electrician costs in Cardiff vary by job type and complexity. For an accurate quote, request a free estimate from a listed business above. Most electricians offer free site visits before quoting.

What accreditations should a electrician in Cardiff have?+

Reputable electricians in Cardiff should hold relevant accreditations such as NICEIC · NAPIT · Part P. We do not verify accreditation body membership, so always ask to see credentials and check them against the issuing body's own register before hiring.

How do I find a reliable electrician in Cardiff?+

Browse the electricians listed above, each has been added from public records and verified sources. Look for the Verified or Premium badge, check their accreditations, and read any reviews shown on their profile.

How quickly can I get a electrician in Cardiff?+

Response times vary. For routine work, most electricians in Cardiff can schedule within a few days. For urgent or emergency work, contact businesses directly, some offer same-day or 24/7 callouts.

Are electricians in Cardiff regulated?+

Yes. Depending on the trade, electricians in Wales must comply with UK building regulations and may require registration with bodies such as NICEIC · NAPIT · Part P. Always confirm a tradesperson's credentials before work begins.

Do electricians in Cardiff cover surrounding areas?+

Most electricians listed for Cardiff also cover nearby towns in South Wales. Service radius varies, check each business profile for their declared coverage area, or use the "Electricians nearby" chips at the top of this page to browse adjacent towns directly.

Is it free to use besttrades.wales to find a electrician?+

Yes, completely free for homeowners. No booking fees, no sign-up required to browse listings or request quotes. Tradespeople pay nothing to claim their listing either. besttrades.wales is an independent Welsh trade directory, not a paid lead-resale service.

How is a electrician on besttrades.wales verified?+

Every listing is cross-checked against public records: Google Business Profile for review history and location, and Companies House for active registration where applicable. We do not check accreditation body membership — ask the business for its registration number and verify it on the issuing body's own register.

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