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Kasa KS220

Kasa / KS220

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Kasa KS220 smart dimmer switch
Image: Kasa

Does the Kasa KS220 work with HomeKit, Alexa, and Google Home?

The Kasa KS220 is a dimmer with native HomeKit support, and it needs no hub.

You do need a neutral wire in the wall box. It suits HomeKit, Google Home and Alexa users, with native support through the maker's cloud. Home Assistant users reach it through an integration (the maker's cloud).

At a glance: works withHow this is decided: cited platform facts only
HomeKit
Yes[1][2]
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[3]
Wi-Fi cloud, via tplink

Key facts

Kasa KS220 facts

How facts are sourced: every cell cites its source below
FactValue
StatusCurrent[1][4]
TypeDimmers[1]
Matterunknown
HomeKitNative HomeKit[1][2]
Neutral wireRequired[1]
Wiringunknown
Max load150 W LED, 300 W incandescent, 150 W CFL[1]
ConnectivityWi-Fi 2.4 GHz[1]
Releasedunknown

Integration paths

How the Kasa KS220 connects

1 pathHow facts are sourced: every cell cites its source below
PathRequiresiLocaliFeatures lostPlatformsi
Wi-Fi cloud2.4 GHz Wi-Fi network[1]Yes[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 Kasa KS220

2 routesHow facts are sourced: every cell cites its source below
PlatformLeveliIntegrationDetailsEvidenceLimitations
Home AssistantNative (local)[3]tplinkWi-Fi cloud
  • Quality: Platinum[3]
  • IoT class: Local Polling[3]
  • Works with Home Assistant: Not certified[3]
Model namedNone stated
HomeyOfficial app (cloud)[5]com.tplink.kasaWi-Fi cloud
  • App: Official[5]
  • Runs on: Homey Pro, Homey Cloud[5]
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.

Releases

  1. 2023
    1. Announced [2]

      Shown with HomeKit at CES 2023.

Cite this page

Kasa KS220. Smart Home Canon. https://smarthomecanon.com/devices/kasa-ks220. Last checked 2026-10-20.

Sources

  1. [1]
    MFRkasasmart.com / Kasa Smart Wi-Fi Dimmer Switch (KS220) - Kasa Smart US
    Accessed Back to text
  2. [2]
    MFRcommunity.tp-link.com / CES 2023: Kasa Smart Switches, Dimmers, and Controllers - TP-Link Smart Home Community
    Accessed Back to text
  3. [3]
    DOChome-assistant.io / TP-Link Smart Home - Home Assistant integration
    Accessed Back to text
  4. [4]
    MFRkasasmart.com / Kasa Smart US: smart switches listing
    Accessed Back to text
  5. [5]
    DOChomey.app / Homey App Store: TP-Link Kasa Smart
    Accessed Back to text