NABU CASA - Connect ZBT-2 Zigbee Home Assistant USB Adapter

Home Assistant Connect ZBT-2

The Home Assistant Connect ZBT-2 is the simplest solution for getting started with Zigbee or Thread. Equipped with an optimized antenna and a next-generation chip, it delivers high performance and remarkable stability. Built on the second-generation open Connect platform, it's easy to set up and customize, and blends seamlessly into any interior. Thanks to its plug-and-play installation, you can connect a wide range of Zigbee, Thread, or Matter devices directly to Home Assistant.

Product features

• Antenna optimized for better connection with Zigbee or Thread devices
• Improved performance: 4 times faster than the first generation
• Zigbee chip and MG24 thread for greater stability and reliability
• Open Connect platform (2nd generation), more powerful and customizable
• Compatible with a wide range of Zigbee and Matter devices
• Quick and easy network migration via Home Assistant
• Supports ZHA, Zigbee2MQTT and Thread Border Router
• Durable construction and discreet design for the home
• Easy setup with the included USB-C cable

Technical specifications - Home Assistant NC-ZBT-9741

• Brand: Home Assistant / Nabu Casa
• Reference: NC-ZBT-9741
• Chip: Silicon Labs MG24, ESP32-S3 (USB-serial bridge)
• Supported protocols: Zigbee 3.0, Thread
• Power: USB-C, 5V DC, 500mA
• Transmission power: 10 dBm (Europe) / 8 dBm (other regions)
• Frequency: 2400 - 2483.5 MHz
• Antenna gain: 4.16 dBi
• Radiation: omnidirectional
• Antenna dimensions: diameter 24 mm, height 164 mm
• Housing dimensions: 83 × 83 × 179 mm
• Weight: 157 g (350 g with packaging)
• Material: polycarbonate plastic
• Color: white and semi-transparent
• Standards: CE, FCC, RCM
• Origin: China
• Operating temperature: 0°C to 65°C (antenna -40°C to +85°C)
• Use: Indoors only

Compatibility

• Home Assistant
• Protocols:
  • Zigbee 3.0
  • Thread
  • Matter (via Home Assistant)
• Supported software:
  • ZHA
  • Border Router Thread