Consumer Units•
AFDDs and Surge Protection: What Modern Fuse Boxes Need
Arc fault detection and surge protection are the two devices changing what goes in a consumer unit. Here is what each does and whether your board needs them.
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Consumer Units
7 articles
Consumer Units•
Earthing and Bonding Explained: What Yours Should Look Like
Earthing and bonding do two different jobs and both get flagged on inspections. Here is what each one is, what good looks like, and why yours may be missing.
Read moreConsumer Units•
MCB vs RCD vs RCBO: What's Actually in Your Fuse Box
MCB, RCD or RCBO? Here's what each switch in your consumer unit does, how to spot which one you've got, and why one of them keeps tripping. Plain advice from London electricians.
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The Best Consumer Unit Brands in the UK (2026 Compared)
The leading UK consumer unit brands for 2026 compared, from Hager and Wylex to Fusebox and MK, plus what actually matters more than the badge: metal, RCBO and SPD.
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What Is an RCD? RCD, RCBO and MCB Explained
An RCD trips fast to stop a fatal shock, an MCB protects the cable, and an RCBO does both. Here's how they differ and what to do if yours keeps tripping.
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Consumer Unit Replacement Cost: When You Need a New Fuse Box
What a new consumer unit costs in London, the difference between a modern board and an old fuse box, and the signs yours needs replacing.
Read moreConsumer Units•
Is Your Fuse Board Safe? Signs You Need a Consumer Unit Upgrade
Old fuse board or modern consumer unit? London electricians explain the safety signs that mean it's time to upgrade.
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