UK Plumbing & Electrical News
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A complete guide to consumer unit types, MCBs, and RCBOs for UK electricians under BS 7671:2018 Amendment 2 (2022). Covers split-load and all-RCBO boards, MCB tripping characteristics, RCD types and sensitivity, consumer unit sizing, installation steps, testing, and Part P certification requirements.Read now
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MCBs, RCBOs, and Consumer Units — Circuit Breaker Types, Sizing, and Replacement for UK Electricians
MCBs and RCBOs protect UK electrical circuits from overcurrent and earth faults. This guide covers Type B vs C curves, RCBO advantages, 18th Edition Amendment 3 metal consumer unit requirements, and MCB sizing from 6A lighting circuits to 32A electric showers.Read now -
18th Edition Consumer Units: What Electricians Need to Know
Read nowConfused by AFDD requirements in the 18th Edition? Our guide covers when arc fault detection is required, which boards to specify, and why FuseBox is our top pick.
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Axiom Consumer Units — 4, 8, 12 and 18 Way Metal Clad Distribution Boards for UK Electricians
Read nowConsumer units are the hub of every domestic and light commercial electrical installation — they house the protective devices that keep circuits safe and allow individual circuits to be isolated without cutting supply to the whole property. Axiom (distributed by...
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Best Consumer Units for UK Homes in 2026: The Electrician's Guide
Read nowConsumer units are one of the most regularly specified items in domestic electrical work — and since Amendment 3 of BS 7671 came into force, the spec requirements have changed significantly.
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FuseBox Consumer Units: The Trade Electrician's Buying Guide
FuseBox vs Axiom vs MK Sentry: a practical consumer unit buying guide for UK electricians covering 18th Edition compliance, SPD integration, Type A RCDs, and when to specify Hager. With current pricing from APM Electricals, Acton.Read now -
RCD Tripping: Diagnosing Causes, Isolating Faulty Circuits, and Fault-Finding on 18th Edition Boards
Read nowA practical electrician's guide to diagnosing RCD nuisance tripping and genuine faults — from isolating the circuit to finding earth leakage, wiring faults, and appliance failures on modern 18th Edition consumer units.