Northern Ireland regional cost guide

Consumer Unit Replacement Cost in Belfast

Current 2026 national benchmarks adjusted with the transparent UK Home Costs Northern Ireland planning model, plus worked Belfast examples.

Last reviewed: 1 September 2026 · 0.973× moderated consumer-unit model · Methodology

Modelled 10-way installed benchmark£472
Planning context£340–£800 across the live calculator base range
This page does not claim to measure observed contractor prices in Belfast. It starts with dated UK benchmarks, applies the stated UK Home Costs modelling assumption and rounds the result for early budgeting.

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Consumer unit cost by property size in Belfast

The UK property examples are adjusted using the same moderated 25% regional weighting as the live calculator.

Smaller home · about 6 circuits
UK £350
£340
Terraced property
UK £350
£340
Semi-detached property
UK £550
£550
Large detached property
UK £750
£750
Larger home · 12+ circuits
UK £800
£800

Current UK consumer-unit cost breakdown

These component prices remain national benchmarks rather than being presented as measured city-specific equipment prices.

10-way MCB consumer unit · supply onlyAbout £120
10-way RCBO consumer unit · supply onlyAbout £250
Installation labourAbout £160
Electrical inspectionAbout £210
Circuit breakerAbout £52.50
Old fuse box removalAbout £75

Installed benchmark comparison

UK typical 10-way RCBO installedAbout £485
Belfast modelled installed reference£472
UK broad smaller-to-larger-home range£350–£800
Belfast modelled broad range£340–£800

What can change a real Belfast quote?

  • Number of circuits
  • RCBO, MCB/RCD or other configuration
  • Condition of existing wiring
  • Electrical inspection and testing
  • Meter tails, bonding and remedial faults
  • Moving the consumer unit
  • Property size and regional labour

Local planning considerations

Northern Ireland has different policy and grant arrangements from Great Britain, so scheme-specific calculator assumptions should be checked carefully.

  • Northern Ireland regulations, approvals and support schemes should be checked independently from England, Wales and Scotland guidance.
  • Regional material supply, specialist-trade availability and travel can affect individual quotes beyond the broad model factor.
  • For major refurbishment, keep surveys, remedial work and compliance costs separate from visible finish upgrades.

How the regional model works

The live consumer-unit calculator applies only 25% of the broad Northern Ireland regional difference because the consumer unit and protection devices are nationally priced equipment while local labour is only one part of the installed total. The resulting Belfast factor is 0.973×.

Sources

Checkatrade

Consumer Unit Replacement Cost Guide

Published / checked: Cost table updated June 2026

Used for: Consumer unit supply, installation, inspection and common complete replacement benchmarks

View source ↗

Frequently asked questions

How much does a consumer unit replacement cost in Belfast in 2026?

The current UK benchmark is about £485 for a populated 10-way RCBO consumer unit including installation. Applying the same moderated regional factor as the live calculator gives a Belfast planning reference of about £472.

What is the consumer unit cost range in Belfast?

Current UK guidance runs from about £350 for smaller six-circuit homes to around £800 for larger homes with 12 or more circuits. The live calculator's regional model gives a Belfast planning range of about £340–£800 before additional remedial work.

Why should supply-only and installed consumer-unit prices be kept separate?

A populated 10-way RCBO unit is currently about £250 supply only, while the common installed benchmark is about £485. Comparing a supply-only product price with a complete electrician quote can make the installed cost look misleadingly high.

What can increase a consumer unit replacement quote?

More circuits, remedial faults, testing, meter-tail work, relocation, difficult access and defects in the existing installation can all increase the final total.

Compare consumer unit cost across the UK