EV Charger Installation
New Zealand’s EV revolution is accelerating — and the smartest thing you can do right now is plug into it, safely, from your own garage.
Something electric is happening on New Zealand’s roads. After a quiet period through 2024, EV sales have surged dramatically in early 2026. New EV registrations jumped from just 642 in February 2026 to 2,370 in March alone — a staggering increase of around 265%. Year-on-year, new EV sales are up 278%, and electrified vehicles now make up nearly 47.5% of all new cars sold in New Zealand.
The writing is on the wall: petrol and diesel’s reign over our driveways is coming to an end.
But here’s the thing: buying an EV is only half the equation. Where and how you charge it makes all the difference.
If you’re one of the growing number of Kiwis who’ve made the switch — or are considering it — this guide is for you. We’ll break down why a home EV charger is a game-changer, what your options are, and why getting a certified electrician to install it isn’t just smart — it’s the law.
Why Home Charging Beats Public Charging Every Time
Yes, public charging infrastructure is growing. But relying on it as your primary charging solution is a bit like stopping at a petrol station every single day — inconvenient, time-consuming, and ultimately unnecessary.
Here are just a few benefits of home EV chargers;
- Wake up to a full battery every morning. Plug in at night, unplug in the morning. No detours, no queuing.
- Massively cheaper running costs. Charging at home costs just 3–5 cents per km, compared to 15–20 cents per km for a comparable petrol car. Many Kiwis are saving $1,500+ annually.
- Off-peak charging saves you even more. Smart chargers can be programmed to charge overnight during cheaper electricity tariffs — your car fuels up while you sleep.
- No more range anxiety. When you leave the house each morning with a full charge, the psychology shifts completely. Home charging turns “range anxiety” into “range confidence.”
- A perfect pairing with solar. New Zealand’s sunshine is free. Pair your home charger with rooftop solar panels, and you could be driving almost for free during daylight hours.
The Benefits of Home EV Charging: By the Numbers
Still on the fence? Let these figures do the talking:
- 🚗 Over 60% of NZ households own two or more cars — making an EV-plus-home-charger setup a practical, cost-saving combination
- ⚡ 80%+ of New Zealand’s electricity comes from renewable sources — meaning every km you drive on home-charged power is cleaner than almost anywhere else in the world
- 💰 Average annual fuel savings of $1,500+ compared to a petrol equivalent
- 🌿 Transport accounts for roughly 50% of NZ’s carbon footprint — home-charged EVs powered by renewables dramatically reduce your personal emissions
- 🏠 Home charging accounts for the majority of EV charging sessions globally — it’s simply the most convenient, reliable, and cost-effective option
Why You MUST Use a Certified Electrician — No Exceptions
This is where we have to be very clear: installing a home EV charger is not a DIY job. In New Zealand, EV charger installation is a licensed electrical work task. Under the Electricity (Safety) Regulations and the standards enforced by WorkSafe New Zealand (most recently updated in January 2026), all hardwired chargers must be installed by a registered electrical worker.
Attempting to install one yourself or using an unqualified tradesperson is illegal. You can face fines from regulatory bodies. It is also dangerous. EV chargers draw sustained, heavy loads for hours. Incorrect wiring can cause overloading, electrical fires, or shock hazards.
Here’s what a certified electrician actually does during an EV charger installation — and why each step matters:
1. Switchboard Assessment
Our electrician will check whether your existing switchboard has the capacity to handle the additional load. Many older NZ homes (pre-2000) have 40A or 50A main fuses that need upgrading to 63A or 80A before an EV charger can be safely added.
2. Load Calculation & Volt Drop Check
The Electrical Workers Registration Board (EWRB) requires that the installing electrician verify that the incoming mains won’t be overloaded and that volt drop remains within safe limits. Excessive volt drop can cause wiring to overheat — a potential fire risk.
3. Dedicated Circuit Installation
Your charger needs its own dedicated circuit — no sharing with other appliances. Your electrician will run appropriately sized cabling (typically 6mm² or larger for a 32A circuit) from the switchboard to your charger location.
4. RCD & Safety Device Compliance
Modern EV chargers often include residual current monitoring functions — but these are different from standard RCDs. A qualified electrician understands the distinction and ensures the correct protective devices are in place.
5. Weatherproofing (for outdoor installs)
If your charger is mounted externally, all wiring, isolators, and the unit itself must be correctly IP-rated for New Zealand weather conditions.
6. Electrical Safety Certificate (ESC)
Upon completion, our electrician will issue an Electrical Safety Certificate — this is your legal proof that the work is compliant, safe, and insurable. Without it, you have no protection.
7. Compliance with AS/NZS 3000:2018
All EV charger installations must meet the New Zealand Wiring Rules standard (AS/NZS 3000:2018). Our certified electricians know these standards inside and out — and keep up with updates as they’re issued.
Don’t leave your EV’s charging to chance — or worse, to an unqualified installer. Advanced Electrical supplies home EV charging stations from trusted brands: ABB and Schneider Electric.
Call us today at 0800 786 533 to book a visit from one of our professional, friendly electricians.
