Consumer Units UK – Prices, Guides & Replacement Advice

Looking for information about consumer units in the UK? Whether you’re replacing an old fuse box, comparing prices, or choosing the right type for your home, this guide covers everything you need to know.

What is a Consumer Unit?

A consumer unit (often called a fuse box) is the main electrical control panel in your property. It distributes electricity and protects circuits using devices such as MCBs, RCDs, or RCBOs.

Modern consumer units are designed to improve safety and meet current UK wiring regulations.

Consumer Unit Replacement Cost (UK)

The cost of replacing a consumer unit typically ranges from:

£600 – £950 for standard installations
£900 – £1,500+ for larger properties or upgrades

Prices depend on:

Number of circuits
Type of unit (RCD vs RCBO)
Labour and certification

Always use a qualified electrician for installation.

Types of Consumer Units

RCD Consumer Units

Protect multiple circuits together
More affordable
Can trip multiple circuits at once

RCBO Consumer Units

Individual circuit protection
More reliable and safer
Higher upfront cost

Do You Need a New Consumer Unit?

You may need a replacement if:

Your fuse box has rewireable fuses
You don’t have RCD protection
You’re renovating or adding circuits
Your installation fails an electrical inspection

Compare Consumer Units & Get Quotes

If you’re planning a replacement, it’s worth comparing options and prices before deciding.

Learn More

What is a consumer unit?
Consumer unit replacement costs
Best consumer units in the UK

This site provides general guidance only. Always consult a qualified electrician for installation and safety advice.

Get Quotes for Consumer Unit Replacement

Fill in the form below and get quotes from local, qualified electricians: