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Shelly BLU Door/Window Mini ZB

Shelly / SBDW-203C

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Shelly BLU Door/Window Mini ZB sensor and magnet, black
Image: Shelly press materials

Does the Shelly BLU Door/Window Mini ZB work with HomeKit, Alexa, and Google Home?

The Shelly BLU Door/Window Mini ZB is a compact sensor, 31 mm by 26 mm by 8 mm, for narrow frames.

It reports open and close, tilt angle and illuminance over Bluetooth 5 LE and Zigbee 3.0. It suits Home Assistant users, with native support through Zigbee.

At a glance: works withHow this is decided: cited platform facts only
HomeKit
Unknown
Unknown
Google Home
Unknown
Unknown
Alexa
Unknown
Unknown
SmartThings
Unknown
Unknown
Home Assistant
Yes[1–4]
Zigbee, native; 1 other path

Key facts

Shelly BLU Door/Window Mini ZB facts

How facts are sourced: every cell cites its source below
FactValue
StatusCurrent[3][5]
TypeDoor/window sensor[3][4]
Model codeSBDW-203C[3][4]
RadioBluetooth 5 LE; Zigbee 3.0[3][4]
PowerCR2032 battery, up to 5 years[3][4]
FeaturesCompact sensor (31x26x8 mm); open/close, tilt angle and illuminance[3][4]
GenerationBLU ZB[3][4]
BLE advertisements decodableYes (BTHome)[3][4]

Integration paths

How the Shelly BLU Door/Window Mini ZB connects

2 pathsHow facts are sourced: every cell cites its source below
PathRequiresiLocaliFeatures lostPlatformsi
Zigbeeunknownunknownunknown
BLEunknownunknownunknown
About these columns
Requires
Hardware the path needs beyond the device and a controller.
Local
Yes when control on this path keeps working with the internet down.
Platforms
The platforms that work with the device on this path: Native (out of the box), Via integration (needs an add-on) or Not supported.

Home Assistant and Homey

Ways to add the Shelly BLU Door/Window Mini ZB

2 routesHow facts are sourced: every cell cites its source below
PlatformLeveliIntegrationDetailsEvidenceLimitations
Home AssistantNative (local)[1][2]bthomeZigbee
  • Quality: No score[1][2]
  • IoT class: Local Push[1][2]
  • Works with Home Assistant: Not certified[1][2]
Product line namedLimited: Shelly BLU devices are not supported by the Shelly integration[1][2]
HomeyOfficial app (local)[6]cloud.shelly.controlZigbee
  • App: Official[6]
  • Runs on: Homey Pro[6]
Model namedNone stated
About these columns
Level
How the device gets into the platform on this route. The headline is the best route: local before cloud, direct before bridged, core before community. The methodology page lists every level.

Cite this page

Shelly BLU Door/Window Mini ZB. Smart Home Canon. https://smarthomecanon.com/devices/shelly-blu-door-window-mini-zb. Last checked 2026-10-20.

Sources

  1. [1]
    DOChome-assistant.io / Home Assistant: Shelly integration
    Accessed Back to text
  2. [2]
    DOChome-assistant.io / Home Assistant: BTHome integration
    Accessed Back to text
  3. [3]
    MFRshelly.com / Shelly BLU Door/Window Mini ZB - Shelly Europe shop
    Accessed Back to text
  4. [4]
    MFRkb.shelly.cloud / Shelly BLU Door/Window Mini ZB - Shelly Knowledge Base
    Accessed Back to text
  5. [5]
    MFRshelly.com / Shelly Europe shop catalog (Shopify product feed)
    Accessed Back to text
  6. [6]
    DOChomey.app / Homey App Store: Shelly Control
    Accessed Back to text