Home Assistant Connect ZWA-2
The Z-Wave radio from the people who make Home Assistant: plug it in and every Z-Wave sensor on this shelf has something to report to.
By Nabu Casa. Specs read from the maker on .
Price and stock: Maker product page (where to buy)
| Radio chip | Silicon Labs ZG23, Z-Wave 800 series |
|---|---|
| Protocols | Z-Wave and Z-Wave Long Range, both networks at once |
| Regions | All regions, 860 to 930 MHz depending on region |
| Connection | USB-C, 5 V DC 1 A, 1.5 m USB cable included |
| Antenna | Omnidirectional, 3.38 dBi peak gain, on its own base |
| Network-attached (Ethernet or PoE) | Not stated by the maker |
| 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
Home Assistant's page lists a warranty and safety leaflet in the box but does not state a warranty length. The page lists device dimensions of 125 x 125 x 315 mm, which we do not print because it reads like a packaging figure.
Where each spec was read
- Maker: Home Assistant Connect ZWA-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.
- Freeze sensor recipeA cold space where pipes run, a crawlspace, a garage, an attic or a cabinet on an outside wall, falling toward freezing.
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.