The SONOFF Zigbee 3.0 USB Dongle Plus (ZBDongle-E) is a plug-and-play Zigbee coordinator USB dongle equipped with the EFR32MG21 chip. It supports Home Assistant, openHAB, and Zigbee2MQTT, making it ideal for smart home DIY enthusiasts. The price in Hong Kong is HK$310.
Product Introduction
The SONOFF ZBDongle-E is a Zigbee 3.0 USB dongle specifically designed for self-hosted smart home platforms. It comes pre-flashed with Zigbee coordinator firmware (based on EZNet 6.10.3) from the factory, allowing for immediate use when plugged into a computer or Home Server without the need for manual flashing. For users in Hong Kong utilizing self-built smart home systems like Home Assistant, this dongle serves as the core bridge for connecting and managing Zigbee devices.
Key Features
- Pre-Flashed for Immediate Use — Comes pre-flashed with Zigbee coordinator firmware (EZNet 6.10.3), ready to use right out of the box.
- Wide Platform Compatibility — Supports mainstream smart home platforms such as Home Assistant, openHAB, and Zigbee2MQTT.
- Powered by EFR32MG21 — Utilizes the EFR32MG21 chip to provide stable and reliable Zigbee network coordination.
- +20dBm Output Gain — High transmission gain for better signal coverage and stability.
- Shielded Aluminum Housing — Aluminum alloy housing reduces electromagnetic interference from surrounding devices, maintaining signal integrity.
- Supports Zigbee Green Power Devices — To connect Hue Zigbee Green Power devices, the ZBDongle-E channel can be switched to 11/15/20/25.
Specifications
| Item | Specification |
|---|---|
| Brand | SONOFF |
| Model | ZBDongle-E |
| Primary Function | Zigbee 3.0 USB Dongle (Zigbee Coordinator) |
| Chip | EFR32MG21 |
| Firmware | Pre-installed from factory, based on EZNet 6.10.3 |
| Compatible Platforms | Home Assistant / openHAB / Zigbee2MQTT |
| Output Gain | +20dBm |
| Housing | Shielded Aluminum Housing |
| Connection Type | USB |
| Price | HK$310 |
| Warranty | Hong Kong Official Product |
Use Cases
The ZBDongle-E is particularly suitable for users who are already using or planning to use Home Assistant, openHAB, or Zigbee2MQTT for self-hosted smart homes. Whether you want to add a stable Zigbee coordinator to your server or upgrade an existing USB dongle with insufficient signal coverage, this model can handle it. The aluminum alloy shielding and +20dBm output gain ensure a stable Zigbee network connection in typical residential or office environments.
FAQ
Do I need to flash the firmware myself before using the ZBDongle-E?
No. The ZBDongle-E comes pre-flashed with Zigbee coordinator firmware (based on EZNet 6.10.3) from the factory and can be used immediately with Home Assistant, openHAB, or Zigbee2MQTT upon plugging into a USB port. If you need to switch to other firmware, the official Dongle Flasher Web tool and Add-on are available for advanced users.
Does the SONOFF ZBDongle-E support Zigbee2MQTT or Home Assistant?
Yes. The ZBDongle-E is officially listed as compatible with mainstream self-hosted smart home platforms like Home Assistant, openHAB, and Zigbee2MQTT. It is currently one of the most commonly used Zigbee coordinator USB dongles among DIY smart home enthusiasts in Hong Kong.
Where can I buy the SONOFF Zigbee 3.0 USB Dongle Plus ZBDongle-E in Hong Kong?
LINKO Shop (linko.shop) has stock of the official Hong Kong version available for HK$310; you can place your order online directly.
For any inquiries, feel free to WhatsApp us for instant support/ordering.
