Replacing an Old Wylex Fuse Board with RCBOs and SPD Protection
Replacing an Old Wylex Fuse Board With RCBOs and SPD Protection This installation example shows an older Wylex fuse board […]
Installation Examples
Installation Examples
Consumer Unit Installation Examples
Install 1: Before Old fusebox: After New metal RCBO consumer unit with SPD protection (Fusebox brand). Work carried out Why
Consumer Unit Guides
Protective Devices Within Consumer Units.
There are different types of electronic devices used within consumer units. In these pages, we explain the main types, advantages/disadvantages
Consumer Unit Guides
What Is an AFDD and Are They Worth It?
Arc faults are commonly caused by loose connections, damaged cable insulation, compressed cables, poorly made connections and deterioration of cable
Consumer Unit Guides
Do I Need Surge Protection in My Consumer Unit?
Overvoltages (surges) may have atmospheric causes (lightning) or may be a result of switching or starting of high-powered industrial equipment
Consumer Unit Guides
RCBO vs RCD – Which Is Better for Modern Consumer Units?
An RCBO is a protective device fitted in a consumer unit that combines the protective roles of an MCB (short
Consumer Unit Guides
What Is an RCD? How Residual Current Devices Protect You.
The term RCD (residual current device) applies to several different types of devices, all designed to disconnect the electrical supply
Consumer Unit Guides
What Is an MCB? Miniature Circuit Breakers Explained.
The miniature circuit breaker (MCB) has been the basic level of domestic electrical circuit protection for many years now. Originally
Consumer Unit Guides
RCBO vs MCB UK
RCBO vs MCB – What’s the Difference? If you’re upgrading a consumer unit, you may come across terms like RCBO
Regulations & Safety
Consumer Unit Upgrade Requirements UK
Consumer Unit Upgrade Requirements UK (2026 Guide) Consumer unit upgrades in the UK must comply with current wiring regulations and