Going electric at home: Do you need to upgrade your switchboard, meter or electricity supply?

If you think you need to overhaul your home's electrical infrastructure before you can go electric, you’re likely in for a pleasant surprise.

Many homes can accommodate new electric appliances with relatively small changes, such as adding a new circuit, reconfiguring a meter or using smarter energy management.

Some homes will need more substantial upgrades, but it’s not necessarily a case of replacing everything at once. Often, it’s about understanding what you already have and finding the most practical way to make it work.

Four things to know about your home’s electricity setup

When you’re considering a new electric appliance, there are four parts of your home’s electrical setup that may come into play:

• your switchboard
• your electricity meter
• your phase supply
• your mains connection.

Together, they determine how electricity gets into your home and how it's distributed.

Your switchboard – you might only need a new circuit

Your switchboard distributes electricity through your home and protects individual circuits.

In many cases, when you add a new electric product or appliance, you may just need extra circuits for appliances like:

• heat pump hot water systems
• induction cooktop
• reverse-cycle heating and cooling
• solar and battery systems
• EV chargers.

If there's enough space in your existing board, your electrician may only need to add circuits. Older switchboards and homes with increasing electricity demand could need a switchboard upgrade.

Your electricity meter – may only need reconfiguring

Your meter records how much electricity your household uses – and, if you have solar, how much energy you export to the grid.

Your meter could need to be reconfigured or replaced when:

• you’re installing a solar and battery system
• you’re moving to a specialised EV electricity plan
• you have an aging or faulty meter.

In many cases, this change is just a reconfiguration, not a replacement.

Single-phase and three-phase power – most won’t need to upgrade

Most Victorian homes run on single-phase power, which is suitable for many everyday appliances and electric home upgrades.

Three-phase power is generally used in homes with higher electricity needs, like those with:

• multiple, large heating and cooling systems
• workshop equipment
• more than one EV charger
• EVs that are capable of faster charging speeds.

Importantly, most households don’t need to shift to three-phase power when adding new electric products like EV chargers, induction appliances or reverse-cycle heating and cooling systems.

Mains connection – your installer can help you manage what’s needed

Your mains connection determines how much electricity your home can draw from the grid.

Even older homes with lower-capacity connections may avoid a mains upgrade through careful appliance selection, smart energy management and load-control technology.

So, what does this mean for your home?

Going electric at home is less about replacing infrastructure and more about making smart use of what you already have. The key lies in planning and getting expert advice.

Use Easy Electric SEC, our online platform, to find an SEC-endorsed installer near you or request a quote for your next electric upgrade. Your installer can assess your current electrical setup and recommend the most practical path to electrification – starting with what you already have in place.