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AQARA smart light switch H2 (WS-K08D), 4 buttons - 2 channels
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- €42,50
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- €42,50
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Aqara H2 (WS-K08D) – a convenient smart switch for multiple devices Suitable for home upgrades Connection via Thread Control with physical buttons Easily upgrade switches...
Vendor: Aqara
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Aqara H2 (WS-K08D) – a convenient smart switch for multiple devices
Suitable for home upgrades Connection via Thread Control with physical buttons
Easily upgrade switches without interfering with the installation—four buttons for quick local control of two lighting circuits or scenarios in your smart home.- Allows physical or application management
- Works without a phone – always at hand
- Connectivity with Thread for better integration
- Quick switch for two separate devices or purposes
- Adaptation of existing space without additional wiring
Thread/Zigbee support for flexible connectivity
The Aqara Light Switch H2 EU supports Matter over Thread for connection to third-party ecosystems and Zigbee for integration with Aqara Home. Users can choose between Thread for wider compatibility or Zigbee to access Aqara features such as MARS technology and LED lighting settings .
2-in-1 design: Supports neutral and neutral-free wiring
The Aqara Light Switch H2 EU supports both neutral and neutral-free wiring for easy installation.
The neutral connection enables advanced features such as overload protection, energy consumption monitoring, and LED indicator customization .
Converts to a wireless switch for flexible automations
The wireless switch conversion function allows the switch to remain connected to the circuit, enabling efficient scene automation and smart control .
Available only in Aqara Home.
Wireless switch mode allows for seamless automation
The wireless switch mode offers greater flexibility for automating the bottom buttons, allowing users to choose between two options.
Available only in Aqara Home, support in third-party apps depends on OTA updates.
Overheating protection
If the switch detects an elevated temperature , it will automatically shut down to prevent overheating. It also monitors electrical overloads and automatically cuts off power when dangerous levels occur, protecting both the switch and connected devices.
Real-time energy consumption monitoring
With a neutral connection, it allows for accurate energy consumption monitoring and efficiency reports.
With a neutral-free connection, users can manually enter load values to monitor and manage energy consumption.
MARS-Tech function
Before MARS technology , turning off a smart switch meant cutting power and losing connection to your smart lights. With MARS-Tech , your lights always stay connected and ready to use .
Available only in Aqara Home and works with Aqara smart lights.
Comparison of Thread and Zigbee mode for Aqara Light Switch H2 EU
| Function | Thread mode (default) | Zigbee mode |
|---|---|---|
| Suitable for | Users who want to connect the device directly to third-party systems. | Aqara hub owners and Aqara Home users who want advanced features. |
| Adding a device | The device must be manually added to each ecosystem using a pairing code. | After connecting to the Aqara Zigbee hub, it will automatically be added to all third-party ecosystems. |
| Support for nodes and ecosystems | Requires a Matter controller and Thread Border Router (or a 2-in-1 device such as HomePod Mini, Echo 4th generation, Aqara M3, etc.). | Aqara Zigbee hub is required (connects to third-party ecosystems via the Aqara hub, which acts as a bridge). |
| Functions | Basic Matter features: - Wireless switches - Wired on/off switch - Limited energy consumption monitoring. | Basic Matter features + exclusive features in Aqara Home: - Wireless switches - Wired on/off switch - Energy consumption monitoring - MARS Tech - Relay lock - Wireless switch mode - Reverse indicator light operation |
- Thread mode is more suitable for those who want a direct connection to third-party ecosystems.
- Zigbee mode is a better choice for users who want access to advanced features in Aqara Home, such as MARS Tech, advanced automations, and better lighting control.
Technical details:
- Connectivity protocol: Thread, Bluetooth, Zigbee
- Compatible platforms: Aqara, Apple Home, Alexa, Google Home, Samsung SmartThings, Homey, Home Assistant
- Electrical specification: 200-240 VAC, 50/60 Hz, max. 8 A (resistive load)
- Minimum power: 5 W (without neutral), unlimited (with neutral)
- Product dimensions: 86 × 86 × 45 mm
- Operating temperature: 0°C ~ 40°C
- Operating humidity: 0 ~ 95% RH, non-condensing
Package contents:
- 4 buttons, 2 channels: Light Switch H2 EU × 1, user manual × 1, screw set × 1
Installation video: https://www.youtube.com/watch?v=a4-eKXHB8rc
Same summary
The AQARA H2 smart light switch (WS-K08D) with four physical buttons and two channels is designed primarily for upgrading existing switches in smart homes, where users want easy local control without constant dependence on the phone. Thanks to its support for the Thread protocol, it integrates nicely into modern smart ecosystems and provides a reliable connection. It is more suitable for users who already use smart devices on similar protocols or are ready to try multi-channel control of multiple lights or scenarios. It is important to check compatibility with the entire home system, as certain ecosystems may require additional conditions for enabling all functions.
Recommendation source: Enaa guides and team experiences.
User view
Users of this smart switch most often choose it when they want a simple upgrade to an existing lighting system or want quick, physical control of various smart home functions, such as lights, shades or scenes. Such a switch is welcome in households where several members do not necessarily use apps, as it allows intuitive use via buttons, in the hallway, living room or bedroom.
Many users also appreciate the reliability and rich range of Aqara products, which allows flexible expansion of the smart home whenever necessary.
Why buy at Enaa
On Enaa you can often find a diverse selection of smart controllers, with detailed descriptions of features to make your decision easier, as well as helpful support and advice to help you choose the right solution for your home.
Answers to frequently asked questions
Is the AQARA H2 switch compatible with all smart systems?
The switch supports the Thread protocol, so it is recommended to check whether your smart system and the rest of the devices in your home operate on this protocol or support connection to Thread devices.
Can the switch be operated without an app?
Yes, the switch allows direct physical control via four buttons, without the need to use an app for basic functions.
What do the two channels on the switch mean?
Two channels mean that you can control two separate lines or two groups of devices or lights with one switch.
Is special installation required or can I replace an existing switch?
The switch is intended to upgrade classic switches, but before installation it is recommended to check the space and compatibility with the electrical wiring and existing frames.
Can I use the switch with voice control?
If your smart home allows voice control of devices on the Thread protocol, you can also set up voice control of this switch through the appropriate ecosystems.
Description updated: April 2026