Professional fuse box replacement and consumer unit upgrades across Chepstow. Upgrade to modern RCD protection and meet current 18th Edition regulations. Serving Chepstow, Tutshill, Sedbury, Bulwark, Pwllmeyric, and all surrounding Monmouthshire areas.
Consumer unit upgrades are essential for electrical safety in older properties across Chepstow. Modern consumer units provide RCD protection, circuit breakers, and surge protection that old-style fuse boxes cannot offer.
At Megalec Electrical Solutions, we provide professional consumer unit upgrades throughout Chepstow including NP16 and all surrounding postcodes. Our NAPIT approved electricians install modern consumer units that meet the latest 18th Edition wiring regulations.
Whether you need a consumer unit upgrade for safety, a rewire, or to meet landlord EICR requirements in Chepstow, we provide fast, professional service across Chepstow, Tutshill, Sedbury, Bulwark, Pwllmeyric, St Arvans and all surrounding Monmouthshire areas.
Modern electrical protection for your Chepstow property
Modern consumer units with RCD protection that instantly cuts power in the event of a fault, preventing electric shocks and fires.
Replace old rewirable fuses with modern MCB circuit breakers that trip instantly and can be easily reset.
SPD (surge protection devices) installed to protect your appliances and electronics from damaging voltage spikes.
Consumer unit upgrades to meet EICR requirements for landlords in Chepstow.
Upgrade to larger consumer units with space for EV chargers and additional circuits.
Complete electrical installation certificates and Building Regulations compliance documentation.
Safe, efficient, and fully certified
We assess your existing consumer unit, electrical system, and earthing arrangements to plan the upgrade.
Detailed quote provided with a clear explanation of the work required.
Professional installation of your new consumer unit with RCD protection and surge protection.
Full electrical testing, certification, and handover.
We assess your existing consumer unit, electrical system, and earthing arrangements to plan the upgrade.
Detailed quote provided with a clear explanation of the work required.
Professional installation of your new consumer unit with RCD protection and surge protection.
Full electrical testing, certification, and handover.
Megalec's NAPIT approved electricians ensure your Chepstow upgrade is completed safely, efficiently, and with full certification.

Available throughout Cardiff, Newport, Swansea, Bridgend & surrounding areas
Typically £400–£800 depending on size and number of circuits. Free quotes available.
Most upgrades take 3–5 hours in a single visit.
If your property has an old fuse box or lacks RCD protection, an upgrade is strongly recommended.
Yes. As NAPIT approved electricians, we self-certify under Building Regulations Part P.
In many cases, yes — contact us to discuss.
Contact Megalec today for a free quote. NAPIT approved electricians serving Chepstow and Monmouthshire.