Bosch Smoke Detector II (EU): what it works with
Bosch · model Smoke Detector II · For Europe
- Matter Unconfirmed
- Apple Home Via Bosch Smart Home Controller
- Google Home Unconfirmed
- Amazon Alexa Unconfirmed
- SmartThings Unconfirmed
- Home Assistant Via Bosch Smart Home Controller
The Bosch Smoke Detector II is a Zigbee smoke alarm that reaches Apple Home and Home Assistant through a Bosch Smart Home Controller. The controller is also needed for app alerts and linking up to 10 detectors. Google, Alexa and SmartThings support is not confirmed. It runs on a replaceable battery rated for up to 5 years.
Checked against 4 sources on
Ecosystem compatibility
| Platform | Works? | Details |
|---|---|---|
| Matter | Unconfirmed | Not Matter-certified. Bosch's June 2024 list of devices bridged to Matter by the Smart Home Controller II doesn't include smoke detectors, and no CSA listing was found.[4] |
| Apple Home | Via Bosch Smart Home Controller | Bosch's product page says the detector can be added to Apple HomeKit; that runs through the Bosch Smart Home Controller.[1] |
| Google Home | Unconfirmed | Bosch's product page doesn't mention Google. |
| Amazon Alexa | Unconfirmed | Bosch's product page doesn't mention Alexa. |
| SmartThings | Unconfirmed | No Bosch or SmartThings source found. |
| Home Assistant | Via Bosch Smart Home Controller | Home Assistant's Bosch SHC integration (local push) supports Smoke Detectors, with an extra switch for the Smoke Detector II; it needs the Bosch Smart Home Controller.[3] |
“Via Matter” means you add it with that platform's Matter controller instead of a brand skill or app. “Unconfirmed” means we couldn't find an official source either way. How we verify.
Specs that matter for setup
- Local control
- Unconfirmed
- Detects
- Smoke[2]
- Radio: Zigbee 3.0, 2.4 GHz. Model code BSD-2 (single unit 8750002142).
- Hub: Bosch's FAQ says a Bosch Smart Home Controller is mandatory to use the device. The quick start guide says the detector still works on its own as a plain smoke alarm.
- Local control: Not confirmed from the sources seen.
- Detects: Optical smoke alarm, certified to EN 14604:2005+AC:2008.
- Power: One replaceable 3 V CR17450 lithium battery; Bosch rates it for up to 5 years, depending on use in the system.
- Alarms link wirelessly: Through the Controller, an alarm is passed to all other linked detectors; the guide gives 10 linked devices.
Before you buy
- The smart features need a Bosch Smart Home Controller.
- The detector's alarm still sounds on its own without the controller.
Quick answers
- Does the Bosch Smoke Detector II (EU) work with Apple Home?
- Yes, but only through the Bosch Smart Home Controller. Bosch's product page says the detector can be added to Apple HomeKit; that runs through the Bosch Smart Home Controller. More smoke and CO alarms for Apple Home
- Does the Bosch Smoke Detector II (EU) work with Google Home?
- Not confirmed. We couldn't find an official source either way. Bosch's product page doesn't mention Google.
- Does the Bosch Smoke Detector II (EU) work with Amazon Alexa?
- Not confirmed. We couldn't find an official source either way. Bosch's product page doesn't mention Alexa.
- Does the Bosch Smoke Detector II (EU) work with SmartThings?
- Not confirmed. We couldn't find an official source either way. No Bosch or SmartThings source found.
- Does the Bosch Smoke Detector II (EU) work with Home Assistant?
- Yes, but only through the Bosch Smart Home Controller. Home Assistant's Bosch SHC integration (local push) supports Smoke Detectors, with an extra switch for the Smoke Detector II; it needs the Bosch Smart Home Controller. More smoke and CO alarms for Home Assistant
Sources
- Smarter Rauchwarnmelder — Bosch Smart Home manufacturer · accessed Oct 23, 2026
- Smoke Detector II quick start guide — Bosch Smart Home manufacturer · accessed Oct 23, 2026
- Bosch SHC — Home Assistant ecosystem · accessed Oct 23, 2026
- Bosch Smart Home expands compatibility — Bosch manufacturer · accessed Oct 23, 2026
Official product page: www.bosch-smarthome.com