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Now in 14 UK cities — same-day slots today

l trades verified to £2m indemnity

Book in 60 seconds — fixed prices, no quotes

HELPI20· 20% off your first booking

Now in 14 UK cities — same-day slots today

l trades verified to £2m indemnity

Book in 60 seconds — fixed prices, no quotes

HELPI20· 20% off your first booking

Now in 14 UK cities — same-day slots today

l trades verified to £2m indemnity

Book in 60 seconds — fixed prices, no quotes

HELPI20· 20% off your first booking

  • Now in 14 UK cities — same-day slots today
  • l trades verified to £2m indemnity
  • Book in 60 seconds — fixed prices, no quotes
  • HELPI20· 20% off your first booking
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Frequently asked questions about Electrician in Cardiff

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:

JobHelpi priceTypical 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.

How much does an electrician cost in Cardiff?

Electrical fault diagnosis starts at £70, while straightforward jobs like fitting a new light fixture are £85, and installing an internal socket is £120. Bigger jobs, such as an EV charger at £450 or a single-circuit or room rewire at £1,190, are still priced upfront so you know where you stand before work begins.

How quickly can I get an electrician in Cardiff?

Same-day availability is often possible for smaller jobs and diagnostics, especially across central Cardiff and the busier residential areas. If the issue is urgent, Emergency Callout is the quickest route to getting matched with an available electrician.

Are your electricians in Cardiff qualified and insured?

Yes. Electricians on the platform must provide ID, address verification, public liability insurance, and relevant trade credentials. For more specialist work, Helpi checks competence through recognised standards and schemes, including work linked to EICR testing and competent person registration.

Do you handle both small jobs and larger electrical work?

Yes. Cardiff bookings range from replacing light switches and installing security lights through to EICR tests, EV charger installs, and rewiring single rooms or circuits. The job type is matched to someone with the right experience rather than treating everything as general electrical work.

Do you cover landlord and compliance jobs such as EICRs?

Yes. Helpi supports landlords and compliance jobs such as EICRs, which are commonly needed in the area with an active rental market. We handle compliance-led bookings as well as one-off residential electrical work.

What if the electrician finds a bigger issue once they arrive?

If the fault turns out to be wider than expected, the electrician explains what has been found before carrying out anything beyond the agreed scope. That keeps the booking transparent and prevents a smaller job from becoming unclear spending.

Do you offer insurance on the Hero’s work?

Helpi does not offer insurance as we act as a marketplace matching customers with tradespeople and as such do not cover the end service by the tradesperson. The customer should check this with the tradesperson directly when matched and have the opportunity to re-publish their work.

Is the price shown when booking the final price?

The final price may change depending on if the job you ask the Hero to do is different to the one you purchased – so if the Hero stays longer than you originally booked or the job is significantly different. The Hero should explain any additional charges to you before they start or finish. You need to approve the price increase.

 

Are Heroes background-checked?

Yes. We conduct identity verification, qualification checks where possible and may conduct background checks depending on the service category.

Can I cancel my booking?

Yes, you can cancel a booking in the app before a Hero accepts. If a Hero has already accepted, cancellation fees may apply depending on timing.

Is my payment secure?

Yes. Payments are handled through secure third-party processors. Your payment is held until the service is completed.

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Professional Electrician
services in Cardiff

Vetted, insured electricians across Cardiff - from Pontcanna to Penylan. Upfront pricing. Book in 60 seconds.

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Electrician services in Cardiff

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NICEIC Approved
NAPIT Registered
Gas Safe Certified
ECS Card Holder
CSCS Card Holder
APHC Member
SSIP Approved
ProQual Qualified
EAL Qualified
BPEC Certified
Logic4training Certified
VTCT Qualified
iTEC Qualified
NOCN Qualified
CPD Accredited
UKAS Certified
Ofqual Regulated
NET Competency
Glass & Glazing Qualified
CEA Affiliated
Natural Resources Wales
NICEIC Approved
NAPIT Registered
Gas Safe Certified
ECS Card Holder
CSCS Card Holder
APHC Member
SSIP Approved
ProQual Qualified
EAL Qualified
BPEC Certified
Logic4training Certified
VTCT Qualified
iTEC Qualified
NOCN Qualified
CPD Accredited
UKAS Certified
Ofqual Regulated
NET Competency
Glass & Glazing Qualified
CEA Affiliated
Natural Resources Wales
ID-CheckedID-Checked & Insured ProfessionalsFixed PricesFixed Upfront Prices – No Surprises4.8 · 5 Reviews4.8 · 5 Google Reviews£2m Insured£2m Public Liability Indemnity

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Fix Faulty Socket

Fix Faulty Socket

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from£75
Install Socket (External)

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Certified

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from£120
EICR Test

EICR Test

4.6(31)
from£105
Rewire (Single Cicruit/Room)

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4.7(32)
from£1190
Install Security Light

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from£160
Install Light Fixture

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from£85
Install EV Charger

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from£450
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Install Burglar Alarm (Wireless)

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Electrical Fault Diagnosis

Electrical Fault Diagnosis

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Replace Light Bulbs (upto 3 bulbs)

Replace Light Bulbs (upto 3 bulbs)

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Fix Faulty Socket

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from £75

21 Bookings this week

Fix Faulty Socket

4.6· 47

Certified

30-day guarantee

Install Socket (External)from £110

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4.8· 33
Install Socket (Internal)

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from £120

32 bookings this week

Install Socket (Internal)

4.6· 11

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EICR Testfrom £105

EICR Test

4.6· 31
Rewire (Single Cicruit/Room)from £1190

Rewire (Single Cicruit/Room)

4.7· 32
Install Security Lightfrom £160

Install Security Light

5.7· 12
Install Light Fixturefrom £85

Install Light Fixture

4.2· 13
Install EV Chargerfrom £450

Install EV Charger

4.3· 14
Install a Smoke Alarm (Wireless)from £55

Install a Smoke Alarm (Wireless)

5.5· 10
Install Carbon Monoxide Detector (Wireless)from £55

Install Carbon Monoxide Detector (Wireless)

5.4· 9
Install Burglar Alarm (Wireless)from £330

Install Burglar Alarm (Wireless)

4.4· 15
Replace Light Switchfrom £75

Replace Light Switch

4.5· 32
Install CCTV Camera (Wireless)from £55

Install CCTV Camera (Wireless)

5.6· 11
Electrical Fault Diagnosisfrom £70

Electrical Fault Diagnosis

4.5· 10
Replace Light Bulbs (upto 3 bulbs)from £55

Replace Light Bulbs (upto 3 bulbs)

5.3· 10

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2,400+
Jobs completed in Cardiff
4.8★
Google rating · 5 reviews
60min
Fastest job completion
75%
Applicant rejection rate

The 7-step Helpi check

Our standard

The 7-step Helpi check.

Only 1 in 4 tradespeople who apply make it onto Helpi. Here's what every hero goes through.

01

Identity & Address

02

DBS Check

03

Qualifications

04

Insurance

05

References

06

Skills Test

Step 07

Live on Helpi

APPROVED

75%

Rejection rate

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Live rating req.

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What customers say.

Google
4.8
5 reviews
SM

Sarah Mitchell

Camden · 2 weeks ago

Google

“Boiler went at 7am. Booked before breakfast, sorted by 10. Didn't miss a single meeting.”

JC

James Cooper

Islington · 1 month ago

Google

“Consumer unit upgrade was quoted fairly, done in a day, and the electrician left everything spotless.”

EW

Emma Walsh

Hammersmith · 3 weeks ago

Google

“Annual boiler service booked in under a minute. Engineer was on time, professional, and thorough.”

OB

Oliver Bennett

Shoreditch · 4 days ago

Google

“Handyman fixed three jobs in one visit. Clear price upfront, tidy work, and great communication throughout.”

PS

Priya Sharma

Brixton · 1 week ago

Google

“Deep clean was outstanding. Team arrived on time, brought their own supplies, and the flat looked brand new.”

See all 5 reviews

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:

JobHelpi priceTypical 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.

Frequently Asked Questions

Electrical fault diagnosis starts at £70, while straightforward jobs like fitting a new light fixture are £85, and installing an internal socket is £120. Bigger jobs, such as an EV charger at £450 or a single-circuit or room rewire at £1,190, are still priced upfront so you know where you stand before work begins.

Same-day availability is often possible for smaller jobs and diagnostics, especially across central Cardiff and the busier residential areas. If the issue is urgent, Emergency Callout is the quickest route to getting matched with an available electrician.

Yes. Electricians on the platform must provide ID, address verification, public liability insurance, and relevant trade credentials. For more specialist work, Helpi checks competence through recognised standards and schemes, including work linked to EICR testing and competent person registration.

Yes. Cardiff bookings range from replacing light switches and installing security lights through to EICR tests, EV charger installs, and rewiring single rooms or circuits. The job type is matched to someone with the right experience rather than treating everything as general electrical work.

Yes. Helpi supports landlords and compliance jobs such as EICRs, which are commonly needed in the area with an active rental market. We handle compliance-led bookings as well as one-off residential electrical work.

If the fault turns out to be wider than expected, the electrician explains what has been found before carrying out anything beyond the agreed scope. That keeps the booking transparent and prevents a smaller job from becoming unclear spending.

Helpi does not offer insurance as we act as a marketplace matching customers with tradespeople and as such do not cover the end service by the tradesperson. The customer should check this with the tradesperson directly when matched and have the opportunity to re-publish their work.

The final price may change depending on if the job you ask the Hero to do is different to the one you purchased – so if the Hero stays longer than you originally booked or the job is significantly different. The Hero should explain any additional charges to you before they start or finish. You need to approve the price increase.

 

Yes. We conduct identity verification, qualification checks where possible and may conduct background checks depending on the service category.

Yes, you can cancel a booking in the app before a Hero accepts. If a Hero has already accepted, cancellation fees may apply depending on timing.

Yes. Payments are handled through secure third-party processors. Your payment is held until the service is completed.

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© 2026 Helpi Group Ltd · Registered in England · Company No. 16394541

ICO RegisteredGas SafeNICEIC Approved£2m Public Liability
Helpi

Home services in minutes - verified, transparent, fixed-price. Operating across the UK.

CATEGORIES

  • Handyman
  • Plumber
  • Gas Safety Certificate
  • Home Cleaning
  • Electrician
  • Painting
  • Furniture Cleaning

COMPANY

  • About Helpi
  • Terms & Conditions
  • Privacy Policy
  • For Pros
  • Contact
  • Help Centre

© 2026 Helpi Group Ltd · Registered in England · ICO Registered · Gas Safe · NICEIC · £2m Liability

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