Fuse box repair and renewal in Barcelona
The fuse box is the heart of any installation: an undersized breaker or a box with no room for new circuits is behind most household faults. We diagnose, modify or fully replace the fuse box depending on what your installation actually needs.
How we handle this service
Diagnosing recurring faults
Finding out why a specific breaker or RCD keeps tripping, instead of just resetting it.
Adding circuits
Adding independent lines for appliances, air conditioning or an EV charge point.
Full fuse box replacement
Swapping old boxes for compliant models with spare capacity for future upgrades.
Fuse boxes for shops and buildings
Higher-capacity boards for commercial units, shared garages and communal areas.
Got an electrical emergency right now?
We answer 24h, including holidays. A real electrician on the phone, not a voicemail.
Available across Barcelona
Priority response in the upper districts and the Eixample.
Frequently asked questions
Why does the same breaker keep tripping?
It almost always points to a current leak on a specific circuit; we isolate it circuit by circuit until we find the cause.
When is it worth replacing the whole board instead of repairing it?
When it's old, has no room for more circuits, or has already had several separate faults — it pays off sooner than patching it.
Can you upgrade it without cutting power to the whole home?
Yes, we work circuit by circuit to keep any outage as short as possible.