Home Assistant Connect ZBT-2
The Zigbee radio from the people who make Home Assistant, for a house whose sensors speak Zigbee rather than Z-Wave.
By Nabu Casa. Specs read from the maker on .
Price and stock: Maker product page (where to buy)
| Radio chip | Silicon Labs MG24 |
|---|---|
| Protocols | Zigbee 3.0 or Thread, one at a time |
| Connection | USB-C, 1.5 m USB-C cable included |
| Antenna | Omnidirectional, 4.16 dBi peak gain, on its own base |
| Size | 83 x 83 x 179 mm (about 3.3 x 3.3 x 7 in), 157 g |
| Warranty length | Not stated by the maker |
"Not stated by the maker" means the maker's pages do not say; this shelf leaves it blank rather than guess.
Know before you buy
The maker says it cannot do Zigbee and Thread simultaneously and recommends one adapter per protocol. Warranty length is not stated on the page.
Where each spec was read
- Maker: Home Assistant Connect ZBT-2 product page and tech specs read 2026-10-27
Read first
- From a reading to a noticeWhat happens between a sensor noticing something and your phone buzzing, and how to put a recipe from this site into Home Assistant.
- Leak sensor recipeWater on the floor at a water heater, a washer, a dishwasher, a sink or a toilet, the moment it gets there.
- Humidity sensor recipeA basement or a bathroom that stays damp long enough for mold, and the slow leak that keeps a room damp.
Every store link on this shelf goes to the maker's own page unless a note beside it says it is an affiliate link. The guides on sensor.house name no brand; only these shelf pages do. No maker pays for placement.
Notes drafted with a language model from the maker's pages and checked against them. Product information, not electrical or plumbing advice: a licensed electrician or plumber and your local code decide what is safe in your house.
Found an error? See Corrections.