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Does Your Home Need Rewiring - Signs

Today, many Melbourne homes, especially older ones built more than twenty years ago, may struggle to keep up with the current demands of the digital age. While it’s cute to have a house with a few electrical quirks here and there, it can actually be very dangerous for your home to have outdated wiring.

If you live in an older building with ageing wiring, then you may have started noticing how hard it is for it to keep up with your many appliances. Your house may be begging for a tune-up, but you might not know what that looks like. Here are some signs to watch out for in case your house is in dire need of an electrical system upgrade.

Why Rewiring Matters

Your property’s wiring is its lifeline, the hidden network that powers your lights, appliances, heating and cooling, and everything else. Without safe and efficient wiring, a home can’t function smoothly.

Good wiring ensures consistent power delivery throughout the house without fluctuations. This can help reduce wear and tear on appliances and other electronics. Modern wiring systems are designed with safety features like proper insulation, grounding, and safety switches, all meant to protect both people and property.

But older wiring systems, like those built in the 1980s, may be so old that they are not compliant with all relevant industry safety standards today. Old wiring may struggle to regulate electricity properly, leading to surges that can fry sensitive devices like computers and TVs as well as damage and overload circuits. All of this can be the perfect storm for the worst-case scenario: an electrical fire.

Replacing outdated wiring with modern insulated, grounded systems drastically reduces the risks of fire and electrocution. New wiring provides stable, consistent electricity delivery that can handle the increased demand of today’s lifestyles. This means air conditioning, internet usage, TV streaming, and electric vehicle charging can all happen reliably and safely.

Common Signs Your Home May Need Rewiring

Now not every situation may call for a home rewiring, but there are many signs indicative that time may be just around the corner. Whether it’s a few years away or needed as soon as possible, here are some common signs that your home may need rewiring.

Outdated Wiring Systems

If your house is over 30 to 40 years old, then you should book in for an inspection. Structures built prior to the 1980s often used outdated and inefficient wiring built with rubber, aluminium, or even cloth.

It may be a miracle that your house hasn’t experienced an electrical fire yet. If you are living in an older house or a heritage homestead, then you should definitely consider arranging for a house rewiring service as soon as you can.

Frequent Safety Switch Flips

Your safety switches are designed to keep you safe against surges and electrocution. When a safety switch flips, it’s because it caught one of those surges, either because of a system overload or even an electrical storm. Safety switch flips can also be caused by faulty appliances messing up your system.

But if your safety switches are flipping all the time, then something is going wrong on a deeper level. If your electrical system isn’t allowing your appliances to operate smoothly or your house crumbles due to the slightest electrical surge, then you might need a rewiring.

Otherwise, a safety switch service might be in order since it is no longer effectively gauging energy levels throughout your house.

Flickering or Dimming Lights

If you have noticed flickering or dimming lights around your house, or you’ve been replacing more globes than usual lately, then it may be for good reason. It could actually be due to faulty or outdated wiring.

Flickering or dimming lights is a typical sign of bigger problems with your wiring and is caused by the fluctuations in voltage. Faulty lights are the most visual sign that a house rewire is required, so you should contact your local electrician as soon as you notice that your lights aren’t staying on no matter what you do.

If you feel your property may benefit from electrical fault finding, be sure to get in touch with our experts at Approved Electrix for speedy diagnostics.

Burning Smell or Scorch Marks

Typically, when an electrical short occurs near one of your power switches, the small fire will produce a faint smell of burning. If this happens once every now and then, very rarely, then it was likely a one-off.

But if you notice a consistent burning smell and are unable to identify its source, your wiring may be shorting out behind your walls, in your ceiling fans, or even underneath your floors. Any smell of unidentified burning in your home should be tested by a qualified electrician as soon as possible.

Similarly, there should not be any black scorch marks near any of your power points or appliances. If so, then there is already a real danger of fire. Call an emergency electrician right away or even 000 if it gets even worse.

Buzzing or Crackling Sounds

Similarly, any funny noises coming out of your walls are a sign of potential wiring issues. Assuming you don’t have a rodent infestation, then your electrical system may be literally calling out for help.

Electricity is meant to operate silently, or at the very least, provide a quiet hum throughout the day. If your kitchen appliances are making loud popping, buzzing, or crackling sounds when plugged in or turned on, then your wiring is starting to fail.

Warm and vibrating power points are also unavoidable signs of an electrical system eager to quit. Small shocks when plugging/unplugging devices indicate possible wiring faults. Your house can’t keep up with what you’re putting into it, so you probably ought to consider a rewiring service or other electrical renovations.

Lack of Sufficient Outlets

Many older homes might not have many native electrical power outlets. If they were built well over twenty years ago, then there may easily be only one or two in any room. This may mean you depend on extension cords to live properly—but that’s no way to live!

An overuse of extension cords and power boards may mean your house’s wiring isn’t keeping up with demand. This can be especially dangerous because of the added strain put onto your home’s system, as well as tripping hazards!

If using your technology in your own home is causing a headache, then take that as a sign that you should invest in a rewiring service. You might also benefit from additional switch board upgrades, too, so that your house can truly be a modern home at last.

Additional Switch Board Upgrade

When to Call an Electrician for House Rewiring

If you notice one or more of these home rewiring signs, then the best thing you can do is call your local electrician. No matter how savvy a fixer-upper you may think you are, a house rewiring is not a DIY job. You will get hurt, physically and financially.

For both your own safety and financial security, only a licensed professional electrician should be working on your house’s wires, and with regular inspections you can avoid small issues blowing out into larger, more expensive ones. A full rewire of a 3-bedroom house, complete with switchboard and mains upgrades, may cost between $9000 and $12,000, though pricing can fluctuate due to a host of factors. So if you’re thinking a house rewiring is what you need, then book in for a free quote.

Homeowners would be wise to act quickly and nip electrical issues in the bud rather than wait for an emergency to pop up. You can future-proof your investment with residential electrical repairs and a new, modern electrical system that can handle both modern appliances and inhabitants.

Article By

Dean Barton

Dean Barton is the Director and founder of Approved Electrix, a Melbourne-based electrical contracting company with over 15 years of hands-on industry experience. Dean is a fully qualified and licensed A-Grade electrician in Victoria and a registered electrical contractor, delivering residential, commercial, and industrial electrical projects across Melbourne in strict compliance with AS/NZS 3000 Wiring Rules and Victorian electrical regulations.

Approved Electrix is a proud Master Electricians Australia member, and Dean is directly involved in quoting, system design, compliance checks, and final quality assurance on every job. He works closely with homeowners, builders, architects, and property managers to provide safe, reliable, and future-proof electrical solutions.