Product Details

Key messages

  • 📡 OPTIMIZED ANTENNA – providing the best possible connection to Zigbee or Thread devices.
  • MORE RESPONSIVE – with 4× improvement in speed over our first-generation adapter, it consistently improves device responsiveness.
  • 🚀 PURE PERFORMANCE – an updated Zigbee and Thread chip (MG24) gives it the highest performance available while providing rock-solid stability.
  • 🆕 OPEN PLATFORM – upgrading to the 2nd generation Connect platform means it’s more open, powerful, and blends into home decor.
  • 🛠️ BUILT TO BE TINKERED WITH – unlocked, open source, and easy to open (no clips or glue), with accessible pads and pins.
  • 🔌 PLUG AND PLAY – seamlessly migrate your Zigbee or Thread network with Home Assistant’s included wizard.
  • 🌐 CHOOSE YOUR NETWORK – start a new Zigbee or Thread network in minutes.
  • 🏠 CUT SMART HOME HUB CLUTTER – directly connect Zigbee, Matter, or Thread devices you already have to Home Assistant.
  • 🌎 A WORLD OF DEVICES – connect everything from proven Zigbee products to the latest Matter-enabled devices.
  • 💪 ALL THE POWER OF HOME ASSISTANT – highest Zigbee and Thread compatibility, with Over-the-Air (OTA) updates for major brands.
  • RELIABLE TO THE CORE – built by the team driving forward Home Assistant development.
  • 🔄 WIDE COMPATIBILITY – supports ZHA, Zigbee2MQTT, and OpenThread Border Router.

Key features

  • In the box: Antenna, Base, 1.5 m (4.9 ft) USB-cable (USB 2.0/3.0), Quickstart guide.
  • Supported features: Zigbee 3.0 and Thread.
  • Supported regions: All Zigbee and Thread regions and 2.4 GHz channels.

Chips inside: Silicon Labs MG24 (Zigbee 3.0 and Thread chip) and ESP32-S3 (USB-serial bridge).

Specifications

Product

  • Model No.: NC-ZBT-9741
  • Conformity: CE, FCC, RCM
  • FCC-ID: 2A8ZE04
  • Origin: Made in China

Product Details

  • SoCs: Silicon Labs MG24, ESP32-S3 (USB-serial bridge)
  • Power and Data: USB-C, 5 V DC, 500mA
  • Supported Protocols: Zigbee 3.0, Thread

Antenna Characteristics
Different building materials and placement of the unit will affect the wireless connectivity range.

  • Frequency Range: 2400-2483.5 MHz
  • Peak Gain: 4.16 dBi
  • Transmit Power: 10 dBm (Europe), 8 dBm (rest of world)
  • Radiation Pattern: Omnidirectional
  • Dimensions: 24 mm diameter, 164 mm height

Device Characteristics

  • Dimensions & Weight: 83 x 83 x 179 mm, 157 g | In box: 227 x 168 x 42 mm, 350 g
  • Enclosure Material: Polycarbonate plastic (white and semi-transparent)

Environmental Operating Conditions

  • Indoor use only
  • Temperature: 0 °C to 65 °C (antenna -40 to +85 °C) | 32 °F to 149 °F
  • Humidity: Non-condensing
  • Keep in dry, not excessively dusty environment to avoid damage to the unit
  • Do not leave the unit in direct sunlight or near any heat source, as this can cause overheating
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