TP-Link
Kasa Smart Wi-Fi Dimmer Switch
Lights · Lighting
MatterWi-Fi
Where to buy
- TP-Link websitetp-link.com
- TP-Link website (kasasmart.com)kasasmart.com
- Amazon$24.99 · amazon.com
- B&H Photo$64.99 · bhphotovideo.com
- Amazon CAamazon.ca
Search other stores
Store links open the product’s own page, matched to this accessory by name and model number. Prices are what each store showed on 22 October 2026 and will have changed, and stock isn’t checked; check that the model you buy says it works with Apple Home or Matter.
From store listings
$24.99–$64.99 at 2 stores on 22 October 2026.
From the Bing Shopping page for “TP-Link Kasa Smart WiFi Dimmer Switch”.
In ReReHome
On and off, brightness, hue and saturation with color swatches, and color temperature.
And every other characteristic or Matter attribute it exposes.
Connectivity
- Wi-Fi
How it reaches your home
- Matter over Wi-Fi
- HomeKit over Wi-Fi
Identifiers
| Manufacturer | TP-Link (Kasa Smart) |
|---|---|
| Model / SKU | KS225 |
| Model / SKU | KS220 |
| Matter ID | 5009 / 514 |
Reported versions
| Version | Date | Source |
|---|---|---|
| Firmware 1.3.0, Matter 1.3 | 2025-03-22 | on.dcl.csa-iot.org |
| Firmware 1.0 | homedevices.app | |
| Firmware 1.0.8 | homedevices.app | |
| Firmware 1.0.10 | homedevices.app | |
| Firmware 1.0.7 | homedevices.app | |
| Firmware 1.0.9 | homedevices.app |
Compatibility notes
- Generic HAP model string 'Smart Wi-Fi Dimmer Switch' covers both the HomeKit KS220 ('Smart Wi-Fi Light Switch, Dimmer (HomeKit)') and the Matter KS225 (CSA DCL matter:5009:514, linked by the community catalog); both are 2.4 GHz Wi-Fi, no hub.
- Firmware versions reported by community devices: 1.0, 1.0.10, 1.0.7, 1.0.8, 1.0.9.
- Reported by HomeKit users in the HomeDevices community catalog (1 record, US); not on Apple's accessory page.
- Category from the HomeKit category reported by the record.
