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Meross MSS550HK 3 Way Smart Light Switch

Meross / MSS550HK, MSS550HKKIT, MSS550

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Does the Meross MSS550HK 3 Way Smart Light Switch work with HomeKit, Alexa, and Google Home?

The Meross MSS550HK 3 Way Smart Light Switch is a Wi-Fi switch that replaces one switch of a 3-way pair.

It needs a neutral wire and works with HomeKit, Alexa and Google Assistant. It suits HomeKit, Google Home, Alexa and Home Assistant users, with native support through the maker's cloud.

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

Key facts

Meross MSS550HK 3 Way Smart Light Switch facts

How facts are sourced: every cell cites its source below
FactValue
StatusCurrent[1]
List price$31.99[1] as of
TypeOn/off switch[1]
StandardHomeKit[1]
HomeKitNative[1]
Wiring3-way, neutral wire required[1]
Dimmingunknown
Sold inUS and Canada[1]

Integration paths

How the Meross MSS550HK 3 Way Smart Light Switch connects

1 pathHow facts are sourced: every cell cites its source below
PathRequiresiLocaliFeatures lostPlatformsi
Wi-Fi cloud2.4 GHz Wi-Fi network, Neutral wire[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 Meross MSS550HK 3 Way Smart Light Switch

3 routesHow facts are sourced: every cell cites its source below
PlatformLeveliIntegrationDetailsEvidenceLimitations
Home AssistantNative (local)[1][2]homekit_controllerWi-Fi cloud
  • Quality: No score[1][2]
  • IoT class: Local Push[1][2]
  • Works with Home Assistant: Not certified[1][2]
Vendor system covered, model not namedNone stated
Home AssistantCommunity[4]krahabb/meross_lanWi-Fi cloud
  • Quality: Custom[4]
  • Works with Home Assistant: Not certified[4]
Model namedNone stated
HomeyCommunity app[3]com.merossWi-Fi cloud
  • App: Community[3]
  • Runs on: Homey Pro[3]
Product line 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

Meross MSS550HK 3 Way Smart Light Switch. Smart Home Canon. https://smarthomecanon.com/devices/meross-mss550. Last checked 2026-10-20.

Sources

  1. [1]
    MFRshop.meross.com / Meross 3 Way Smart Light Switch, MSS550HK (US/CA Version) - Meross Official Store
    Accessed Back to text
  2. [2]
    DOChome-assistant.io / Home Assistant: HomeKit Device integration
    Accessed Back to text
  3. [3]
    DOChomey.app / Homey App Store: Meross (community)
    Accessed Back to text
  4. [4]
    DBgithub.com / GitHub: krahabb/meross_lan (HACS default, supported hardware list)
    Accessed Back to text