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Leviton Decora Smart D2MSD

Leviton / D2MSD, D2MSD-1BW

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Does the Leviton Decora Smart D2MSD work with HomeKit, Alexa, and Google Home?

The Leviton Decora Smart D2MSD is a Wi-Fi 2nd gen dimmer with a built-in motion sensor, and it needs a neutral wire. It suits HomeKit, Google Home, Alexa, SmartThings and Home Assistant users, with native support through Matter over Wi-Fi.

At a glance: works withHow this is decided: cited platform facts only
HomeKit
Yes[1]
Matter / Wi-Fi, native
Google Home
Yes[1]
Matter / Wi-Fi, native; 1 other path
Alexa
Yes[1]
Matter / Wi-Fi, native; 1 other path
SmartThings
Yes[1]
Matter / Wi-Fi, native
Home Assistant
Yes[2–4]
Matter / Wi-Fi, native; 1 other path

Key facts

Leviton Decora Smart D2MSD facts

How facts are sourced: every cell cites its source below
FactValue
StatusCurrent[1][5]
List price$54.99[6] as of
TypeMotion dimmer[1]
RadioWi-Fi[1]
Generation2nd gen[7]
Neutral wireRequired[1]
MatterAfter firmware update[2][8]
HomeKitHomeKit[1][7]
Max load300 W LED/CFL, 450 W incandescent, 450 VA MLV[1]
Released2022-05-02[7] (Announced by Leviton on this date.)

Integration paths

How the Leviton Decora Smart D2MSD connects

2 pathsHow facts are sourced: every cell cites its source below
PathRequiresiLocaliFeatures lostPlatformsi
Matter / Wi-Fi2.4 GHz Wi-Fi network, Matter controller, Matter firmware update from the My Leviton app[2][8]Yes[8]unknown
Wi-Fi cloud2.4 GHz Wi-Fi network, My Leviton app[1]unknownunknown
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 Leviton Decora Smart D2MSD

3 routesHow facts are sourced: every cell cites its source below
PlatformLeveliIntegrationDetailsEvidenceLimitations
Home AssistantVia Matter[2][3] (Matter certified; Home Assistant does not name the model)matterMatter / Wi-Fi
  • Quality: No score[2][3]
  • IoT class: Local Push[2][3]
  • Works with Home Assistant: Not certified[2][3]
Model namedNone stated
Home AssistantNative (cloud)[4]decora_wifiWi-Fi cloud
  • Quality: Legacy[4]
  • IoT class: Cloud Polling[4]
  • Works with Home Assistant: Not certified[4]
Model namedNone stated
HomeyVia Matter[2][9][10] (Matter certified; Homey does not name the model)matterMatter / Wi-FiModel 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. 2022
    1. Announced [7]

      Announced by Leviton.

  2. 2025
    1. Certified 2.3.10 [2]

      Matter certificate.

Certifications

Certification records

1 recordHow facts are sourced: every cell cites its source below
ProgramCertificateCertified onTransportSpec / softwareSource
MatterCSA251A0MAT45298-24unknown2.3.10[2]

Cite this page

Leviton Decora Smart D2MSD. Smart Home Canon. https://smarthomecanon.com/devices/leviton-d2msd. Last checked 2026-10-20.

Sources

  1. [1]
    MFRleviton.com / Decora Smart Motion Sensing Dimmer Switch, Wi-Fi, Neutral Wire Required (D2MSD-1BW) - Leviton
    Accessed Back to text
  2. [2]
    CSAon.dcl.csa-iot.org / Matter DCL compliance: Leviton D2MSD, PID 4102
    Accessed Back to text
  3. [3]
    DOChome-assistant.io / Home Assistant: Matter integration
    Accessed Back to text
  4. [4]
    DOChome-assistant.io / Home Assistant: Leviton Decora Wi-Fi integration
    Accessed Back to text
  5. [5]
    MFRleviton.com / Smart Dimmer Switches - Leviton
    Accessed Back to text
  6. [6]
    MFRstore.leviton.com / Leviton store: D2MSD Decora Smart Motion Sensing Dimmer, Wi-Fi 2nd Gen, Neutral Wire Required
    Accessed Back to text
  7. [7]
    PRleviton.com / Leviton Adds Five New Products to Decora Smart Offering (2022-05-02)
    Accessed Back to text
  8. [8]
    MFRleviton.com / Matter and Decora Smart Wi-Fi 2nd Gen - Leviton
    Accessed Back to text
  9. [9]
    DOChomey.app / Homey Pro (lists Matter connectivity)
    Accessed Back to text
  10. [10]
    DOCsupport.homey.app / Homey Support: Matter for Homey (Add a Matter device to Homey)
    Accessed Back to text