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8 articles
Meter tails are the thick cables between your electricity meter and your consumer unit, and they belong to you. Here is what size they should be and when to upgrade them.
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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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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.
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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 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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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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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.
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Old fuse board or modern consumer unit? London electricians explain the safety signs that mean it's time to upgrade.
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