Switchboard Upgrades
Switchboard Upgrades near you
In Australia the board is a switchboard, not a panel, and upgrading it is one of the few electrical jobs that changes how the whole house behaves. The switchboard is where supply arrives from the consumer mains, where each circuit is protected, and where the safety switches that protect people from electric shock either exist or do not. Everything else in the installation depends on it.
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Two things drive the work. The first is age: boards built around rewireable ceramic fuses predate residual current protection entirely, and a board with no safety switches leaves the people in the house relying on devices designed to protect cable. The second is load. Induction cooktops, ducted and split system air conditioning, heat pump hot water, electric vehicle charging, rooftop solar and home batteries all want dedicated circuits, and a full board with no spare ways ends the conversation before it starts.
A switchboard upgrade is also the job where Australia's paperwork bites hardest, and that is a feature rather than a nuisance. In Victoria, work on the main switchboard, the consumer mains, the meter box and the main earthing system is prescribed work: an independent licensed electrical inspector must inspect it, and the board cannot be energised until they have. That independent check is the strongest quality guarantee a homeowner gets anywhere in this trade.
Signs your switchboard is due for an upgrade
- Rewireable ceramic fuses with fuse wire, rather than circuit breakers, still protecting circuits.
- No safety switches at all, or safety switches on only some circuits, so lights or powerpoints in part of the house are unprotected.
- A board that is physically full, with no spare ways for the air conditioning, hot water or vehicle charging circuit you now need.
- Warmth, discolouration, a smell of hot plastic or a buzzing sound at the board.
- Breakers that trip in normal use rather than only when something is faulty, which points to circuits carrying more than they were designed for.
- A board with no circuit labelling, or labelling that no longer matches what the circuits actually feed.
- Wiring at the board that looks brittle, cloth-covered or heavily modified by successive additions.
- An upcoming solar, battery or vehicle charging installation, where the installer has said the existing board will not do.
What sits inside a modern Australian switchboard
A current board is a set of devices with quite different jobs, and knowing which does what makes the quote readable. It is worth asking an electrician to walk you along the board and name each device before work starts, because the labelling is the part you will use for the next twenty years.
- Main switch: isolates the whole installation, and is the switch every adult in the house should be able to find in the dark.
- Safety switches, or residual current devices: monitor current flow and cut supply within about three hundredths of a second when current leaks to earth, marked with a test button and a thirty milliamp rating.
- Circuit breakers: protect the wiring against overload and short circuit, and provide no protection at all against electric shock.
- Combined devices, often called RCBOs, which give one circuit both overload protection and residual current protection so a single fault takes out only that circuit.
- Surge diverter: protects equipment from voltage spikes such as those caused by lightning, and again protects property rather than people.
- Consumer mains and main earthing: the supply cable and the earthing system that make the rest of it work, both of which an upgrade often exposes as undersized.
- Circuit labelling and a legible schedule, so an emergency isolation does not become a guessing game.
Safety switch types: why Type AC devices can no longer be installed
Not all residual current devices are equal, and the rules changed recently enough that many homes still have the older kind. Type AC devices, which detect only alternating current earth faults, are no longer permitted to be installed anywhere in Australia; the prohibition came in through Amendment 2 to AS/NZS 3000:2018 and has applied since May 2023, so they must not be fitted in any new electrical work.
The reason is what households now plug in. LED drivers, variable speed drives, solar inverters and electric vehicle chargers can produce pulsating direct current components in a fault, and a Type AC device can be blinded by them. Type A devices detect alternating current faults and pulsating direct current faults up to six milliamps, which covers ordinary domestic circuits; Type B devices are used where the risk is higher, such as electric vehicle charging equipment and solar inverter circuits.
For a homeowner this matters in two situations: when a failed device is replaced, and when a board is upgraded. Ask what type is being fitted on each circuit and why, particularly if a vehicle charger or an inverter is part of the plan, because retrofitting the right device later is a second visit and a second certificate.
What happens on the day of a switchboard upgrade
- An assessment first: the condition of the consumer mains and main earth, the number of circuits, what each one feeds, and what new circuits the household expects to add over the next few years.
- Arrangements with the distributor or metering provider where the supply, the meter or the mains have to be disconnected, which is often what sets the date rather than the electrician's diary.
- Power off for most of the day, so plan for the fridge and freezer, anyone working from home and any medical equipment before the day rather than on it.
- Removing the old board, fitting the new enclosure, transferring circuits one at a time and testing each as it goes back.
- Testing before energising: earthing continuity, insulation resistance, polarity, correct circuit connections and the operation of every residual current device fitted.
- In Victoria, an independent licensed electrical inspector attends before the board can be energised, and power does not go back on to a replaced main switchboard until that inspection has happened.
- Labelling every circuit and handing over the certificate, along with a note of any circuit found to be faulty or undersized during the transfer.
Prescribed work, independent inspection and the certificates for a switchboard
Victoria treats switchboard work as the serious end of the trade. Consumer mains, the main switchboard, the meter box and the main earthing system are prescribed electrical installation work, along with generation systems such as solar and battery storage, and prescribed work must be inspected by an independent licensed electrical inspector before the installation is connected to supply. The electrician arranges the inspector, the inspector signs the prescribed certificate of electrical safety, and copies reach the customer, the distribution business and Energy Safe within sixteen calendar days of completion. Non-prescribed work, which is everything else including lights and powerpoints, takes a non-prescribed certificate issued within a month and is energised on completion.
Other states arrive at similar assurance by different routes. In New South Wales the electrician must submit a certificate of compliance for electrical work within seven days of finishing the work and its safety and compliance test, and that test includes inspecting switchboards and proving the residual current devices installed or replaced. In Western Australia the contractor must give the customer an electrical safety certificate for installation work, with twenty-eight days to do so, and Building and Energy advises contacting your network operator if one never arrives, since that may indicate unsafe or unlicensed work.
Two practical consequences follow. First, a switchboard upgrade quoted without any mention of inspection or certification in a state that requires it is a warning sign. Second, keep the certificate with the property records: it is the document that shows a future buyer, an insurer or a regulator who was responsible for the board your house now depends on.
Solar, batteries and vehicle charging: why they force the switchboard question
Electrification is the most common reason an Australian switchboard runs out of room. A rooftop solar system, a home battery, a heat pump hot water unit and a vehicle charger each want their own protected circuit, and the last of them frequently arrives at a board that was full two appliances ago. It is cheaper to upgrade once, with the additions planned, than to pay for three separate rearrangements.
Generation also changes who may inspect the work. In Victoria, generation systems including solar photovoltaic systems and battery energy storage are prescribed work requiring independent inspection before connection, and inspection of new generation systems requires an inspector holding the renewable energy class licence; where a switchboard is upgraded at a property that already has a generation system installed, a general class inspector may deal with the board while the generation system itself remains with the renewable energy inspector, which can mean two inspectors and two certificates on the one job.
Equipment quality matters as much as capacity. Western Australia's guidance on rooftop solar requires direct current isolators to carry a valid certificate of conformity and be registered under the Electrical Equipment Safety System with the regulatory compliance mark, and lists isolator brands that have been recalled; it also warns that panels continue to generate voltage during daylight even when the main supply has been disconnected, which is why shutdown procedures should be displayed and why nobody untrained should be near the array. Home batteries bring their own caution: overcharged lithium-ion cells can catch fire, and such a fire is self-sustaining and not easily put out with water or an extinguisher, so placement, protection and compliant installation are not optional extras.
Checking the contractor, keeping the records, and using LokalMatch for quotes
Check the licence before the board comes off the wall, not after. Service NSW lets you confirm a contractor licence by name, licence number or ABN before work starts; Energy Safe Victoria publishes a public register of registered electrical contractors and advises always asking to see a tradesperson's licence, and says to contact it directly if a contractor will not show a licence or does not issue a certificate of electrical safety. In Western Australia, contractor licences begin with EC and individual electricians hold EW licences, both searchable online.
Then keep everything: the quote, the certificate, the inspection record where one applies, the circuit schedule and photographs of the finished board before the cover goes on. A switchboard is the one part of a house that every later electrical job refers back to, and the next electrician will thank you for a legible schedule. The Australian Consumer Law guarantees apply to the work as a service, so defective work goes back to the business that did it first.
LokalMatch is only the introduction. Describe the upgrade once, with your postcode, what the existing board looks like and what you plan to add over the next few years, and electrical businesses in your area contact you directly; those businesses pay LokalMatch for the requests they take. LokalMatch does not perform electrical work, does not set or quote prices and does not vet, rank or recommend any contractor, so comparing scope between quotes and confirming licences remains with you.
Switchboard Upgrades: frequently asked questions
Is a switchboard the same thing as an electrical panel?
Yes. Switchboard is the Australian term for what is called a panel, panelboard or breaker box elsewhere. It is the enclosure holding the main switch, the circuit breakers and the safety switches, usually near the meter box. Quotes, certificates and the Wiring Rules all use switchboard, so it is the word to use when describing the job.
How long will my power be off during a switchboard upgrade?
Plan for most of a working day, and longer where the consumer mains, the meter or the supply connection also have to be dealt with, since that can involve the distributor or metering provider. In Victoria a replaced main switchboard cannot be energised until an independent licensed electrical inspector has inspected it, so the inspector's availability can also affect when power returns.
Do I have to upgrade my switchboard to install solar or a battery?
Not always, but it is common, and it is one of the first things a solar installer assesses. Generation systems need their own protection and isolation, and an old board that is full or lacks residual current protection often cannot accommodate them safely. In Victoria, solar and battery systems are prescribed work and must be inspected independently before connection, so the board they connect to gets scrutinised as part of the job.
My house has safety switches on the powerpoints but not the lights. Is that a problem?
It is a gap worth closing. Western Australia requires a minimum of two residual current devices protecting all circuits supplying powerpoints and lights in a home, and they must be in place before a property title is transferred, with obligations on rental providers as well. Lighting circuits carry the same shock risk when a fitting fails or a ceiling leaks, so partial protection is a common finding in older homes and a straightforward thing to fix during an upgrade.
What paperwork should I receive after a switchboard upgrade?
In Victoria, a prescribed certificate of electrical safety signed after independent inspection, with copies to you, the distribution business and Energy Safe within sixteen calendar days. In New South Wales, a certificate of compliance for electrical work submitted within seven days of the work and its safety and compliance test. In Western Australia, an electrical safety certificate from the contractor within twenty-eight days. In every case, also ask for the circuit schedule.
Can I just add a safety switch to my old fuse board instead?
That is a decision for a licensed electrician after inspecting the board, and it is often not possible or not sensible on a board built around rewireable fuses with no spare capacity and ageing terminations. Whatever is decided, only a licensed electrician may install a safety switch, and the work will generate the certificate your state requires.
Sources
- Energy Safe Victoria: Certificates of Electrical Safety for consumers
- Energy Safe Victoria: Electrical installation frequently asked questions
- Energy Safe Victoria: Renewable Energy Class licence questions and answers
- NSW Government: Residual current devices, Type AC prohibition
- NSW Government: Certificate of Compliance for Electrical Work
- Building and Energy WA: RCD safety switches in the home
- Building and Energy WA: Solar PV systems
- Building and Energy WA: Lithium-ion battery safety
- Service NSW: Check a builder or tradesperson licence
Written by the LokalMatch editorial team. Last reviewed 14 September 2026. How we write and check our guides
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What affects the cost of panel upgrade
Prices depend on the details of your project. We only publish price ranges when they’re backed by real LokalMatch quote data or reliable sources. Until then, here’s what usually changes the price:
- Type and amount of work, from a single fixture to a full rewire
- Condition and age of the existing wiring
- Panel and service capacity
- Distance from the panel to the new circuit
- Access through finished walls and ceilings
- Permits and inspections
How to compare electricians before you hire
- Hire a licensed electrician or electrical contractor for any wiring, panel or new circuit work.
- Ask whether the work needs a permit and inspection, and make sure the electrician arranges it.
- Get a written quote that lists fixtures, materials, patching of walls and ceilings, and permit costs.
- For panel upgrades and EV chargers, ask them to check whether your electrical service can handle the added load.
- Choose someone who explains what they found in plain language before starting.
Questions to ask electricians before you hire
- Are you licensed for electrical work in my area?
- Will you get the permit and arrange the inspection?
- Can my current panel and service handle this work?
- Will you need to open walls or ceilings, and who patches them afterwards?
- Is the price fixed, or could it change once you see the existing wiring?
- What warranty do you offer on your work?
When to call a pro for panel upgrade
- Burning smells, scorch marks or warm outlets and switches: turn off the circuit at the panel if it's safe to do so and call an electrician.
- Breakers that trip again and again
- Flickering or dimming lights that aren't fixed by changing the bulb
- Any sparking, buzzing or exposed wiring
Panel upgrade permits and local rules
Some panel upgrade work needs a permit or has to meet local bylaws. Rules vary by municipality, so ask your pro whether a permit is needed and who will apply for it — and check with your city or town if you’re unsure.
Permits and licensingGuides about panel upgrade
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Electricians guide
Australia draws a harder line around electrical work than most countries: it is illegal for an unlicensed person to carry out electrical work in a home, including in a home they own and live in.
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Emergency Electricians guide
An electrical emergency in an Australian home is usually one of four things: no power at all, power that keeps cutting out, something that smells, sparks or buzzes at the switchboard, or a shock or tingle from a tap, an…
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Electrical Repairs guide
Electrical repairs are the work of finding and fixing faults in wiring and fittings that already exist: a dead powerpoint, a circuit that trips every time the washing machine spins, lights that flicker at one end of the…
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