SONOFF ZBMINI Extreme tiny Zigbee smart switch does not require a neutral wire

SONOFF ZBMINI Extreme (aka ZBMINI-L2) is an ultra-compact Zigbee smart switch that can control home appliances and lights without a neutral wire and can fit into almost any mounting box.

The tiny wireless switch can fit into the smallest EU-type/86-type/120-type mounting box, and works with gateways supporting the Zigbee 3.0 protocol such as ZBBridge Pro, NSPanel Pro, SmartThings Hub, Amazon Alexa Echo speaker, and so on. It also supports external switches, voice control,eWelink app control, and other features.


SONOFF ZBMINI Extreme (ZBMINI-L2) specifications:

  • MCU – Silicon Labs EFR32MG22 Arm Cortex-M33 @ 76.8 MHz Zigbee microcontroller with up to 512 kB flash, up to 32 kB RAM
  • Connectivity – Zigbee 3.0
  • Input – 100-240V ~ 50/60Hz 6A Max
  • Output – 100-240V ~ 50/60Hz 6A Max
  • Dimensions – 39.5 x 32 x 18.4mm
  • Casing material – PC V0

ZBMINI-L2 installation

As mentioned in the introduction, the SONOFF ZBMINI-L2 does not need a neutral wire so it can work in more places. ITEAD also says it works with lights requiring as low as 3W power and no additional anti-flicker module is required. If you like to control your Smart Home with voice commands, the ZBMINI Extreme supports Amazon Alexa and Google Home to turn on and off lights or more complex smart scenes.

The company also highlights support for eWelink Web control, IFTTT, and Home Assistant integration through ZHA and Zigbee2MQTT for local network control. ITEAD is currently selling the ZBMINI Extreme for $13.99 plus shipping. But there’s a Christmas promotion where you can buy 2 to get 10% off with the coupon code SONOFFXMAS, and a free NFC tag is offered for orders over $89 until December 31. As usual, it’s also possible to use the coupon CNXSOFTSONOFF for a 10% discount.

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