SONOFF ZBMicro: convert any USB device to Zigbee


El SONOFF ZBMicro is a USB adapter that uses Zigbee 3.0 to integrate USB devices into your home automation system. You can control it with the SONOFF app (eWelink) or with open platforms such as Home Assistant, configuring schedules, smart scenes and even voice control.

This device requires a Compatible Zigbee 3.0 hub, such as the SONOFF iHost itself or the Echo Plus second generation. It works with the SONOFF app but also with open platforms if they have a compatible Zigbee USB receiver.

Additionally, the ZBMicro can act as a Zigbee repeater to expand the coverage of your home automation network. It sells for about 12,99 euros and there are discounts by coupon and for orders over $89 on sites like Aliexpress, among other specialized stores.

SONOF ZBMicro Specifications

As for the Technical specifications From this SONOFF device, we have the following:

  • MCU Wireless: Silicon Labs EFR32MG21
    • Arm Cortex-M33 CPU core @ 80 MHz
    • 96KB SRAM memory
    • 352KB flash storage, and 1024KB ROM for protocols and libraries
  • Zigbee 3.0 wireless protocol
  • USB 2.0 Type A port
  • Includes extras such as:
    • User button to turn on, off or press and hold 5 seconds to enter pairing mode
    • Network indicator with green LED that marks pairing modes if it flashes slowly, or a connection problem if it flashes fast, or if it stays on it marks normal operation
    • Red LED indicating power on
  • Power supply:
    • Supports voltages between 5 to 22V and up to 4.6A intensity
    • Maximum power of 36W compatible with QC 3.0 fast charging
    • Support for FCP, SCP, PE, AFC, Apple 2.4A
  • Sizes: 33x31x26.5mm
  • Weight: only 17.6 grams
  • PC material
  • Operating temperature range between -10°C and 40°C
  • Relative humidity supported between 5-95%RH, without condensation
  • CE, FCC, ISED, and RoHS certifications, as well as safety under EN IEC 62368-1 standard

Be the first to comment

Leave a Comment

Your email address will not be published. Required fields are marked with *



  1. Responsible for the data: Miguel Ángel Gatón
  2. Purpose of the data: Control SPAM, comment management.
  3. Legitimation: Your consent
  4. Communication of the data: The data will not be communicated to third parties except by legal obligation.
  5. Data storage: Database hosted by Occentus Networks (EU)
  6. Rights: At any time you can limit, recover and delete your information.