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Kasa KP401

Kasa / KP401

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Kasa Smart Outdoor Plug KP401
Image: Kasa

Does the Kasa KP401 work with HomeKit, Alexa, and Google Home?

The Kasa KP401 is an IP64 outdoor Wi-Fi plug that needs a GFCI receptacle.

It can be controlled from the Kasa app, Alexa or Google Assistant. It suits 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
Unknown
Unknown
Google Home
Yes[1]
Wi-Fi cloud, native
Alexa
Yes[1]
Wi-Fi cloud, native
SmartThings
Unknown
Unknown
Home Assistant
Yes[2]
Wi-Fi cloud, via tplink

Key facts

Kasa KP401 facts

How facts are sourced: every cell cites its source below
FactValue
StatusCurrent[1][3]
TypeOutdoor plugs[1]
Matterunknown
HomeKitunknown
Energy monitoringunknown
Outletsunknown
Max load15 A, 1/2 HP motor at 125 V[1]
ConnectivityWi-Fi 2.4 GHz[1]
Releasedunknown
Weather ratingIP64[1]

Integration paths

How the Kasa KP401 connects

1 pathHow facts are sourced: every cell cites its source below
PathRequiresiLocaliFeatures lostPlatformsi
Wi-Fi cloud2.4 GHz Wi-Fi network, Kasa Smart app and account[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 Kasa KP401

2 routesHow facts are sourced: every cell cites its source below
PlatformLeveliIntegrationDetailsEvidenceLimitations
Home AssistantNative (local)[2]tplinkWi-Fi cloud
  • Quality: Platinum[2]
  • IoT class: Local Polling[2]
  • Works with Home Assistant: Not certified[2]
Model namedNone stated
HomeyOfficial app (cloud)[4]com.tplink.kasaWi-Fi cloud
  • App: Official[4]
  • Runs on: Homey Pro, Homey Cloud[4]
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

Kasa KP401. Smart Home Canon. https://smarthomecanon.com/devices/kasa-kp401. Last checked 2026-10-20.

Sources

  1. [1]
    MFRkasasmart.com / Kasa Smart Outdoor Plug (KP401) - Kasa Smart US
    Accessed Back to text
  2. [2]
    DOChome-assistant.io / TP-Link Smart Home - Home Assistant integration
    Accessed Back to text
  3. [3]
    MFRkasasmart.com / Kasa Smart US: smart plugs listing
    Accessed Back to text
  4. [4]
    DOChomey.app / Homey App Store: TP-Link Kasa Smart
    Accessed Back to text