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Shelly Dimmer Gen4

Shelly / S4DM-0A101WWL

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Shelly Dimmer Gen4, product image
Image: Shelly

Does the Shelly Dimmer Gen4 work with HomeKit, Alexa, and Google Home?

The Shelly Dimmer Gen4 dims dimmable LED, incandescent and halogen lamps.

It is a single-channel in-wall mains dimmer with Wi-Fi 6, Bluetooth, Zigbee and Matter. It suits Home Assistant users, with native support through Zigbee. Google Home, Alexa and SmartThings users reach it through an integration (the maker's cloud).

At a glance: works withHow this is decided: cited platform facts only
HomeKit
Unknown
Unknown
Google Home
Yes[1]
Wi-Fi cloud, via integration
Alexa
Yes[1]
Wi-Fi cloud, via integration
SmartThings
Yes[1]
Wi-Fi cloud, via integration
Home Assistant
Yes[2][3]
Zigbee, native; 1 other path

Key facts

Shelly Dimmer Gen4 facts

How facts are sourced: every cell cites its source below
FactValue
StatusCurrent[4][5]
List price$49.99[6] as of
GenerationGen4[7]
Model codeS4DM-0A101WWL[1]
ControlMains dimmer for dimmable lamps[1]
Max loadLED 150 W, incandescent and halogen 200 W[1]
Power measurementVoltage and current[1]
RadioWi-Fi 6, Bluetooth 5, Zigbee[1]
MatterMatter compatible[1][8]
Local APIHTTP API, MQTT and webhooks[1][9]

Integration paths

How the Shelly Dimmer Gen4 connects

4 pathsHow facts are sourced: every cell cites its source below
PathRequiresiLocaliFeatures lostPlatformsi
Matter / Wi-FiMatter controller[1]unknownunknownunknown
ZigbeeHUBZigbee coordinator[1]unknownunknown
Wi-Fi localNothing extra[1][3]Yes[1][3]unknown
Wi-Fi cloudVendor cloud account[1]No[1]unknown
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 Dimmer Gen4

3 routesHow facts are sourced: every cell cites its source below
PlatformLeveliIntegrationDetailsEvidenceLimitations
Home AssistantNative (local)[3]shellyWi-Fi local
  • Quality: Platinum[3]
  • IoT class: Local Push[3]
  • Works with Home Assistant: Not certified[3]
Product line namedNone stated
Home AssistantVia Zigbee/Z-Wave[2]zigbee2mqttZigbee
  • Works with Home Assistant: Not certified[2]
Model namedNone stated
HomeyOfficial app (local)[10]cloud.shelly.controlWi-Fi localModel 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.

Releases

  1. 2025
    1. Certified Certified, not announced [8]

Certifications

Certification records

1 recordHow facts are sourced: every cell cites its source below
ProgramCertificateCertified onTransportSpec / softwareSource
MatterCSA25709MAT46683-24wi-fi, bluetooth1.3.0-s1[8]

Cite this page

Shelly Dimmer Gen4. Smart Home Canon. https://smarthomecanon.com/devices/shelly-dimmer-gen4. Last checked 2026-10-20.

Sources

  1. [1]
    MFRkb.shelly.cloud / Shelly Dimmer Gen4 - Shelly Knowledge Base
    Accessed Back to text
  2. [2]
    DBzigbee2mqtt.io / Zigbee2MQTT: Shelly S4DM-0A101WWL
    Accessed Back to text
  3. [3]
    DOChome-assistant.io / Shelly - Home Assistant
    Accessed Back to text
  4. [4]
    MFRshelly.com / Shelly Dimmer Gen4 - Shelly Europe shop
    Accessed Back to text
  5. [5]
    MFRshelly.com / Shelly Europe shop catalog (Shopify product feed, pages 1-3)
    Accessed Back to text
  6. [6]
    MFRus.shelly.com / Shelly USA store: Shelly Dimmer Gen4 US UL-Certified
    Accessed Back to text
  7. [7]
    MFRkb.shelly.cloud / Shelly Gen4 devices - Shelly Knowledge Base
    Accessed Back to text
  8. [8]
    CSAon.dcl.csa-iot.org / Matter DCL compliance: Shelly Dimmer Gen4, PID 4213
    Accessed Back to text
  9. [9]
    MFRshelly-api-docs.shelly.cloud / Shelly Technical Documentation
    Accessed Back to text
  10. [10]
    DOChomey.app / Homey App Store: Shelly Control
    Accessed Back to text