22 July 2026
Safety Switches (RCDs), Explained Properly
A safety switch is the difference between a shock and a fatality, and most people have never been told how theirs works — or whether they even have one. This hub covers what RCDs do, how to tell them apart from circuit breakers, how to test yours, and why nuisance tripping is usually telling you something real.
No scare tactics. Just what we check, in the order we check it.
safety switch installationRCD installationhow safety switches work
3 articles in this topic
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12 June 2026
Do You Need Safety Switches in an Older Home?
Older home with ceramic fuses? Learn when safety switches help and when a switchboard upgrade is the safer, smarter fix.
Need it done, not just explained?
The jobs behind this topic
Fixed quote before we start, no call-out fee, and a licensed sparky who'll tell you straight if you don't need the work.
Safety Switches & RCDs
The single best thing you can do to protect your family from electric shock. We install and test RCDs.
See details→Switchboard Upgrades
Old fuse box tripping or full of ceramic fuses? We upgrade switchboards with modern safety switches — done in a day.
See details→Electrical Safety Checks
Buying, selling, renting or just not sure? A proper safety inspection of your home's wiring.
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