Consumer unit replacement
Replacing the consumer unit, still widely called the fuse box, with a board carrying RCD or RCBO protection for each circuit. Electricians carry out Consumer unit replacement nationally, with 522 businesses offering the work. The businesses are concentrated in London, with 279, followed by Birmingham with 22, Bristol with 19, Sheffield with 15 and Eastleigh with 14. Ratings run from 2.8 to 5.0, while the median rating is 5.0 across 415 rated businesses. Published prices have national medians of £180 to £700 for 2 variants across 12 UK towns, researched August 2026. Consumer unit replacement cost guide
Why people have it done
- A modern board carries the additions an older fuse box had no way to take.
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 consumer unit replacements
Direct Electrical Contractors (London) Ltd
Whitewebbs, Enfield
Electrician, NICEIC
Bright Electrical Specialists Ltd
Whitewebbs, Enfield
Electrician, NICEIC5.05 reviews
Ally Electrical Services Ltd
Underhill, Barnet
Electrician, NAPIT
Sol Electrical
Underhill, Barnet
Electrician, NAPIT4.948 reviews
CC Electrical Connections
Brimsdown, Enfield
Electrician, NICEIC5.016 reviews
Emmanuel Electricals Ltd
Underhill, Barnet
Electrician, NICEIC4.817 reviews
LM Electrical Installations Ltd
Mill Hill, London
Electrician, NICEIC5.06 reviews
Crescent Electrical Ltd
Chingford Green, London
Electrician, NICEIC5.013 reviews
London Electricians
Colindale South, London
Electrician, NICEIC4.7107 reviews
Stern Site Services Ltd
Waltham Forest, Woodford Green
Electrician, NICEIC4.924 reviews
Dan Harler Electrical Ltd
Churchfields, Woodford Green
Electrician, NICEIC5.013 reviews
Switch Electric Services Ltd
Kingsbury, London
Electrician, NICEIC4.9133 reviews
A.H Electrics Ltd
Churchfields, London
Electrician, NICEIC5.027 reviews
Glade Energy Services Ltd
Buckhurst Hill
Electrician, NICEIC4.818 reviews
N.A.N Electrical Limited
Fairlop, Ilford
Electrician, NICEIC
London Landlord Property Services Ltd
Barkingside, Ilford
Electrician, NAPIT5.01 review
Jema Electrical LTD
Grange Hill, Chigwell
Electrician, NICEIC5.0173 reviews
Tack Electrical Solutions Ltd
Loughton Roding, Loughton
Electrician, NICEIC4.9204 reviews
D-Trade Electrical Ltd
Newbury, Ilford
Electrician, NAPIT
CJC Electrics
Loughton St John's, Loughton
Electrician, NICEIC
Worth knowing
- The work is also called fuse box replacement, fuse board replacement, consumer unit upgrade and fuse box upgrade.
- Businesses also offer rewires, EICR, fault finding, EV chargers, lighting, partial rewire, socket installation, emergency callouts and 29 other services, with the supplied counts for each service.
- The five supplied local price ranges are £85 to £720 in Birmingham, £145 to £560 in Croydon, £155 to £800 in Bristol, £150 to £800 in Ealing and £85 to £1,050 in Leeds.
- The work resolves problems including Burning Smell From The Fuse Box, Fuse Box Sparking, Old Fuse Box, Failed EICR, Signs Your Fuse Box Needs Upgrading, House Not Up To Electrical Regulations and Fuse Box In The Bathroom.
- The businesses have 14427 reviews in total, and the most-reviewed business has 725 reviews.
- There are 257 businesses with NICEIC, 131 with NAPIT, 52 with Part P and 2 with REFCOM.
Common problems
Where we cover
London
Questions people ask
Which businesses carry out Consumer unit replacement?
All 522 businesses are electricians. Of these, 309 are registered as installers and 153 are registered as inspectors.
Where are these businesses concentrated?
London has 279 businesses, while the supplied London borough counts are 26 in Bromley, 22 in Croydon, 18 in Enfield, 14 in Barnet and 13 in Brent.
How long have the businesses been trading?
There are 139 active companies at Companies House, incorporated between 1984 and 2025, with a median year of 2018. The businesses have a median rating of 5.0 across 415 rated businesses.
What online presence do these businesses have?
520 of 522 businesses have their own website, and 3 of 522 manage their own Tradehand profile.