Home Assistant Connect ZBT-1 Zigbee & Thread USB Adapter
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Home Assistant Connect ZBT-1 Zigbee & Thread USB Adapter
The Home Assistant Connect ZBT-1 is a dual-protocol USB adapter that enables seamless Zigbee and Thread connectivity for your smart home. Powered by the Silicon Labs EFR32MG21 chipset, it supports the Matter standard for next-generation smart home interoperability, offering reliable 2.4GHz wireless performance with up to +20dBm TX power for extended range and stable connections.
Key Features
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Zigbee & Thread Dual-Protocol Support
Ensures broad compatibility with current Zigbee devices and future Thread-based Matter devices, making your setup future-proof. -
High TX Power & Extended Coverage
With +20dBm transmission power and a PCB antenna, the ZBT-1 delivers strong, stable connections—perfect for mesh network reliability in large homes or dense environments. -
Home Assistant Plug-and-Play Integration
Automatically recognized by Home Assistant on Raspberry Pi and Linux devices, requiring zero configuration. Supports over-the-wire (OTW) firmware updates via USB for long-term stability and performance. -
USB Extension Cable Included
Comes with a USB 2.0 extension cable to help reduce 2.4GHz interference from nearby USB 3.0 ports, avoiding common issues like pairing failures or unstable connections.
Applications
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Expand Zigbee support in Home Assistant environments
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Prepare for Matter-enabled Thread device integration
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Improve smart home performance with interference-free and long-range wireless communication
Specifications
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Chipset: Silicon Labs EFR32MG21
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Frequency: 2.4GHz
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TX Power: Up to +20dBm
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Protocols: Zigbee, Thread (Matter-compatible)
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Antenna: Integrated PCB
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USB:
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USB 2.0 Full-Speed
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Silicon Labs CP2102N USB-to-UART bridge
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Power Supply: 5V DC, up to 150mA
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Form Factor:
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Width: 18mm
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Height: 4.5mm
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Depth: 38.5mm
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Weight: 4g
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Shipping List
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1 × Home Assistant Connect ZBT-1 USB Adapter
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1 × USB Extension Cable
Effective Date: March 27, 2025
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