Zigbee Smart Home Guide Australia | Switches, Hubs & Mesh Networks
Zigbee is one of the most reliable smart home technologies for Australian homes, especially for smart switches, lights, sensors and automation.
At Smart Homes Matter, we specialise in Zigbee because it is purpose-built for smart home control. Unlike WiFi devices that all compete for your router, Zigbee uses a dedicated mesh network that becomes stronger as you add more powered devices.
Quick answer: Zigbee is a low-power wireless smart home protocol that uses a hub and mesh network to connect switches, lights, sensors and other smart devices reliably throughout your home.
What Is Zigbee?
Zigbee is a wireless communication protocol designed for Internet of Things (IoT) devices such as smart switches, smart lights, sensors, power points and automation products.
It was built specifically for home and industrial automation, where reliability, low power use and strong device-to-device communication matter more than high-speed data.
Why Zigbee Is Ideal for Smart Homes
- Reliable mesh network: powered Zigbee devices help pass signals to other devices.
- Low power use: ideal for battery sensors and efficient smart devices.
- Scalable: suitable for small setups or whole-home automation.
- Reduced WiFi load: Zigbee devices do not all connect directly to your router.
- Local control: many functions continue working even if the internet goes down.
Zigbee vs WiFi Smart Home Devices
WiFi is excellent for high-data devices such as cameras, computers, phones and streaming products. But when you start adding dozens of smart switches, lights and sensors, WiFi can become crowded.
Zigbee solves this by creating a separate network for your smart home devices. This means your smart switches and lights are not constantly competing with phones, TVs, laptops and gaming devices on your home WiFi.
| Feature | Zigbee | WiFi |
|---|---|---|
| Best for | Switches, lights, sensors and automation | Cameras, streaming and high-data devices |
| Network type | Dedicated mesh network | Router-based network |
| Power use | Low power | Higher power |
| Whole-home scaling | Strong for many devices | Can become crowded |
How a Zigbee Mesh Network Works
A Zigbee mesh network allows devices to communicate through each other. This means a powered device such as a smart switch or smart plug can help pass messages to other Zigbee devices nearby.
In real homes, this is useful because it helps extend range through different rooms. The more powered Zigbee devices you add, the stronger and more reliable the network can become.
Do Zigbee Devices Work Without Internet?
Yes. Zigbee devices can continue operating locally through the Zigbee hub even if your internet connection goes down.
Remote control from outside the home usually needs internet, but many local functions such as switches, lights and automations can continue working through the local Zigbee network.
Do You Need a Zigbee Hub?
Yes. Zigbee devices need a Zigbee hub or gateway to connect everything together.
The hub acts as the brain of the system. It connects your Zigbee devices to the app, voice assistants and automation controls.
Wired vs Wireless Zigbee Gateways
Zigbee gateways are available as wired or wireless hubs.
- Wireless Zigbee hub: connects to your WiFi and can be placed in a convenient location with WiFi access.
- Wired Zigbee hub: connects to your router by cable and is usually placed near your router.
Both options can work well. A wired hub may offer a slightly more direct connection, while a wireless hub can be easier to place centrally in the home.
EyZEE® Zigbee Smart Home Products
EyZEE® Zigbee products are designed for Australian smart homes and supported directly by Smart Homes Matter.
Zigbee Technology Q&A
What is the difference between WiFi and Zigbee switches?
Zigbee switches use a dedicated mesh network designed for smart home devices. WiFi switches connect directly to your router, which can become crowded as more devices are added.
What is Zigbee used for?
Zigbee is used for smart home devices such as switches, lights, sensors, plugs, power points and automation controls.
Why do I need Zigbee?
Zigbee is useful when you want a reliable smart home network that can support many devices without overloading your home WiFi.
Can I use Zigbee without the internet?
Yes. Local Zigbee control can continue working without internet, although remote app access normally needs an internet connection.
Can WiFi and Zigbee work together?
Yes. Zigbee and WiFi can work together in the same home. Zigbee handles smart home devices, while WiFi continues handling phones, computers, cameras and internet-connected devices.
Can Zigbee signals penetrate walls?
Yes, Zigbee signals can pass through walls, although range depends on wall materials, distance and device placement. A strong mesh network helps improve coverage.
Is Zigbee still relevant?
Yes. Zigbee remains widely used because it is reliable, efficient and supported by many smart home device manufacturers.
How long do Zigbee device batteries last?
Many Zigbee sensors can last 1–2 years on a battery, depending on the device type, usage and battery quality.
What is a Zigbee switch?
A Zigbee switch is a smart wall switch that connects to a Zigbee hub, allowing control from the wall, app, voice assistant or automation.
Ready to Build Your Smart Home?
Download our free Smart Home Simplification Guide, written for Australian homes. It explains how to choose the right system, avoid common mistakes and build a reliable Zigbee smart home.
Free Australian Smart Home Guide
From confusion to clarity: your EyZEE® smart home journey.
New customers can receive a free wireless Zigbee gateway hub when spending over $99 on eligible products.
Learn More About Smart Home Setup
Want to keep learning? These guides can help you choose the right smart home setup: