Home Assistant Connect ZBT-2 – Zigbee & Thread Adapter

The Home Assistant Connect ZBT-2 makes it easier than ever to add reliable Zigbee and Thread connectivity to Home Assistant.
With a precisely tuned antenna, next-generation MG24 chip, and improved hardware design, it delivers excellent performance and up to 4x faster communication than the first-generation adapter.

Built on the open Connect Gen 2 platform, ZBT-2 is fully open-source, easy to customize and designed for both beginners and advanced users.

Main features

• Supports Zigbee 3.0 and Thread networks

• High-gain antenna for stable long-range connectivity

• Fast, responsive communication with new MG24 chipset

• Fully open-source and easy to modify

• Plug-and-play setup with Home Assistant migration wizard

• Compatible with ZHA, Zigbee2MQTT and OpenThread Border Router

• Durable polycarbonate enclosure, white and semi-transparent

• Certified for CE, FCC and RCM

Technical specifications

• Model: NC-ZBT-9741

• Chipset: Silicon Labs MG24 + ESP32-S3

• Power: USB-C, 5 V DC, 500 mA

• Supported protocols: Zigbee 3.0, Thread

• Frequency: 2400–2483.5 MHz

• Transmit power: 10 dBm (EU) / 8 dBm (ROW)

• Peak gain: 4.16 dBi

• Antenna: omnidirectional, detachable

• Device dimensions: 83 × 83 × 179 mm

• Weight: 157 g (device), 350 g (boxed)

• Enclosure: polycarbonate, white/semi-transparent

• Operating temperature: 0 °C – 65 °C

• Certifications: CE, FCC, RCM

User benefits

• Adds seamless Zigbee and Thread support to Home Assistant

• Much faster and more stable than previous generation

• Open hardware design for makers and developers

• Works with ZHA, Zigbee2MQTT and OpenThread

• Easy setup and migration with built-in tools