Switchboard Upgrade Costs in Melbourne’s West

A switchboard upgrade in Melbourne’s west ranges from between $250 and $6,500. Where you land in that range comes down to how much of the board is changing: adding a single safety switch sits at the low end, and a full three-phase replacement sits at the top.

At Electrx, we inspect the board and give you the exact price upfront, so you have the number before any work begins. Your switchboard is the heart of your home’s electrical system. If it still runs ceramic fuses or rewirable wire, it is not just dated, it is a real safety risk. Thousands of homes across Brooklyn, Footscray, Williamstown and Altona were built with boards that were never designed for the loads a modern home puts on them.

What Does a Switchboard Upgrade Cost?

Here is the breakdown for Melbourne’s west:

• Safety switch added to an existing board: $250 to $450
• Partial upgrade (fuses swapped for circuit breakers plus a safety switch): $800 to $1,500
• Full switchboard replacement (new panel, all circuits): $1,800 to $3,500
• Three-phase switchboard upgrade: $3,000 to $6,500

Prices move with the number of circuits, the condition of the existing wiring, and whether the meter board needs work as well. That is why we quote after we have looked at your board, not before.

What changes the price

Two boards that look similar can cost different amounts once we open them up. The main factors are:

• Number of circuits: more circuits means more breakers, more safety switches and more labour.
• Condition of the existing wiring: old or damaged wiring at the board can add time and materials.
• Single-phase or three-phase: three-phase hardware costs more and takes longer to install and test.
• Meter board work: if the meter board also needs attention, that adds to the total.
• Optional extras: surge protection, an extra circuit for a new appliance, or a weatherproof enclosure for an outdoor board.

Single-phase versus three-phase

A three-phase upgrade costs more than a single-phase replacement. Three-phase systems need extra hardware to distribute power, higher-rated components, and more testing. You may also need a supply upgrade from your distributor, which brings its own permits and paperwork, and in some cases the street supply needs modifying. Because the load has to be balanced across all three phases, the work calls for an electrician who does this regularly. If you are weighing it up, we can talk you through whether single-phase covers your needs or whether three-phase is the smarter long-term move.

Signs your switchboard needs upgrading

Book an inspection if you notice any of these:

• Ceramic fuses or rewirable wire fuses in the board
• No safety switch (RCD) fitted
• The board trips often when a few appliances run at once
• Burn marks or discolouration on or around the board
• You are adding solar, an EV charger or air conditioning
• The board is more than 25 years old

What a compliant board upgrade includes

Every switchboard upgrade in Victoria has to meet AS/NZS 3000:2018, the standard most people know as the Wiring Rules. A compliant upgrade covers:

• Safety switch (RCD) protection on power and lighting circuits
• Circuit protection matched to the cable ratings and the load
• Clear labelling of every circuit so the board is easy to read
• Proper earthing and bonding so faults are handled safely
• Safe clearances and access for future maintenance

Meeting the standard is not optional. Work that falls short can put people at risk, cause problems with home insurance after an incident, and hold up a property sale when the electrical inspection fails. Every Electrx electrician is fully licensed and provides the documentation for the work we complete. We hold REC 31135 with Energy Safe Victoria.

Why homeowners in Melbourne’s west upgrade

Most of the calls we take come down to one of two things: an old board that has started to trip or show its age, or a new load like solar, an EV charger or a second living zone that the current board cannot support. An upgrade gives you safety switches on every circuit, circuit breakers instead of fuses, and the capacity to add to your home later without starting again.

Book a switchboard inspection

Electrx is an owner-operated team based in Brooklyn, serving Melbourne’s western suburbs from the CBD out to Sunbury. We run 24/7 emergency call-outs, hold REC 31135 with Energy Safe Victoria, and have earned 450 plus Google reviews from local homeowners and businesses.
Call us on 0447 139 493 and we will inspect your board, explain your options in plain terms, and quote the job upfront.

Switchboard Upgrade Cost FAQS

How long does a switchboard upgrade take?

Most residential switchboard upgrades take 4-6 hours. You’ll be without power during the swap, so we recommend planning around it, we can do it while you’re at work.

Do I need a switchboard upgrade for solar panels?

Usually yes. Solar inverters need dedicated circuit breakers and often a separate isolation switch on the switchboard. If your board is already full or running old fuses, it’ll need upgrading before solar goes in.

Is a switchboard upgrade worth it if my fuses still work?

Fuses “work” until they don’t, and when they fail, they don’t provide the same protection as modern RCDs. Safety switches detect earth leakage and trip in milliseconds. Fuses don’t do that. If you have kids, a pool, or just want to not worry about electrical fires, it’s worth it.

Will I need a permit for a switchboard upgrade?

No council permit needed. Your electrician issues a Certificate of Electrical Safety after the work, which is lodged with Energy Safe Victoria. That’s the compliance record.

Do older homes cost more to upgrade?

Yes. Older Melbourne homes often require rewiring, new earthing, asbestos removal, or circuit separation. These additional steps can increase the upgrade cost compared with modern properties.

Can I get a government rebate for a switchboard upgrade?

In most cases, switchboard upgrades don’t qualify for rebates. However, if part of a solar installation or energy‑efficiency upgrade, some programs may indirectly reduce costs depending on installer packages.

How long does a switchboard upgrade take and does time affect cost?

Most upgrades take 3-6 hours, but complex jobs may stretch to a full day. The more labour involved, the higher the cost, especially if faults or rewiring needs are discovered during installation.

Is it cheaper to upgrade the switchboard at the same time as installing an EV charger?

Yes. Many homeowners save money by combining the two jobs. Load assessments, new circuits, and safety checks are already required for EV chargers, so completing both together reduces total labour and travel costs.