An RCD (Residual Current Device) and RCBO (Residual Current Breaker with Overcurrent protection) are safety devices designed to quickly disconnect power when a fault is detected. Upgrading to modern RCD or RCBO protection significantly reduces the risk of electric shock and fire.
You may need an upgrade if:
Protect your property with modern RCD and RCBO upgrades. Improve electrical safety, prevent shocks, and meet current UK regulations.
We provide professional RCD and RCBO upgrades in London, ensuring your electrical system is safe, compliant, and up to modern standards.
Professional installation and replacement of RCD devices to improve electrical safety and protect against electric shock and faults.
Upgrade to RCBO protection for individual circuits, reducing disruption and improving fault isolation across your electrical system.
Modernise your fuse box with enhanced safety features, ensuring full compliance with current UK electrical regulations.
Upgrade your system to detect and prevent electrical faults, reducing the risk of fire, damage, and unexpected outages.
Complete testing and certification to confirm your electrical installation meets safety standards and legal requirements.
| Service | Price From |
|---|---|
| RCD Upgrade | £150 |
| RCBO Per Circuit | £40 – £80 |
| Full Consumer Unit Upgrade | £450+ |
👉 Final cost depends on system size and number of circuits.
Demand professional results? Choose a professional electrician. Norm Electrical Engineering delivers expert workmanship, certified safety, and lasting reliability. Your power in trusted hands!
We handle everything from start to finish—beginning with a site assessment and customization, followed by professional setup, system testing, and a final walkthrough to ensure everything works perfectly. Minimal disruption, maximum efficiency.
Call or message us to schedule a visit—we offer same-day slots for urgent requests.
Electrical Installation across London, including:
If you’re searching for Electrical installation near you, we are ready to help.
All commercial installations comply with UK regulations including BS 7671 and workplace safety standards.
Improve your electrical safety today , Fast, reliable, and fully qualified emergency electricians available across London. We respond quickly to urgent electrical issues to keep your home or business safe.
RCD protects multiple circuits, while RCBO protects individual circuits.
Yes, modern installations require RCD protection for safety.
Typically 1–3 hours depending on the system.
RCBO offers better protection as it isolates faults per circuit.
Simply call and we'll book you in now:
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“You’ve got enough electrical worries—we’ll handle the rest.”
When our Authority Brands-certified electrician arrives, you’ll get:
✅ Full assessment – We pinpoint the root cause, not just the symptoms
✅ Clear explanation – No jargon, just honest answers about your system
✅ Upfront pricing – Know the cost before we start work – no surprises
At Norm Electrical Engineering, we understand that power problems don’t keep business hours—and neither do we. Whether it’s a midnight blackout, a sparking socket on a Sunday, or a blown fuse on Boxing Day, our team of certified electricians is on call 24 hours a day, 365 days a year to restore your power—fast.
