This guide explains the main points to consider before speaking to an electrician. It is general information rather than a diagnosis of a particular installation.
Older does not always mean immediately unsafe
The decision depends on condition, protection, signs of damage and suitability for the installation. Some older units continue to function but lack features expected in a modern design.
Reasons to arrange an assessment
Visible heat damage, missing covers, poor labels, repeated problems or planned additions such as an EV charger justify professional inspection.
Replacement and the existing circuits
Changing the unit does not renew the wiring. Existing circuits must be tested and defects may need correction before or during the work.
When to speak to an electrician
If the issue involves heat, smoke, burning smells, visible damage, exposed live parts or protection that trips repeatedly, stop using the affected equipment and seek professional advice promptly. Do not remove covers or bypass protective devices.
Getting a clear next step
Share the property type, postcode, symptoms or planned result and any useful photographs. A focused description helps establish whether advice, an inspection, fault finding or a quotation visit is the right next step.
Consumer unit replacement
Modern fuse board upgrades with careful testing and clear certification.
View the service →Reviewed for Top Local Electrical · General UK guidance for Kent homeowners and landlords.