TP-Link Kasa KS225 Matter Smart Wi‑Fi Dimmer Light Switch
CSA Matter certified (certificate CSA25198MAT45290-24). Uses Wi-Fi, so it needs no Thread border router, only your platform’s Matter controller.
At a glance: Matter certified: Yes, Mar 22, 2025 · Connectivity: Wi-Fi, Bluetooth · Works with: Apple Home, Amazon Alexa and Google Home · Thread border router: Not needed (uses Wi-Fi)
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Amazon
Where to buy
1 store
Check the model, region and pack size at the retailer. Prices and availability are confirmed there.
CSA Matter Certified
Certificate: CSA25198MAT45290-24The TP-Link Kasa KS225 is a Matter-certified smart Wi‑Fi dimmer light switch for single-pole lighting circuits. TP-Link says it requires a neutral wire. It supports 2.4 GHz Wi‑Fi, Bluetooth setup, brightness control, schedules, and voice control through Apple Siri, Amazon Alexa, and Google Assistant.
Specifications
- Brand
- Kasa
- Category
- Switches
- Protocols
- Wi-Fi, Bluetooth, Matter
- Certificate ID
- CSA25198MAT45290-24
- Certified
- Mar 22, 2025
- Firmware
- 1.3.0
Ecosystem compatibility
Quick answers
- Is the TP-Link Kasa KS225 Matter Smart Wi‑Fi Dimmer Light Switch Matter certified?
- Yes. MatterCatalog matches it to CSA Matter certificate CSA25198MAT45290-24, certified Mar 22, 2025.
- Which smart home platforms does the TP-Link Kasa KS225 Matter Smart Wi‑Fi Dimmer Light Switch work with?
- MatterCatalog lists Apple Home, Amazon Alexa and Google Home. Controls can differ from app to app.
- Does the TP-Link Kasa KS225 Matter Smart Wi‑Fi Dimmer Light Switch use Thread or Wi-Fi?
- Wi-Fi. Its catalog record lists Wi-Fi, so it joins your Wi-Fi network and does not need a Thread border router. You still need your platform’s Matter controller.
- Where can I buy the TP-Link Kasa KS225 Matter Smart Wi‑Fi Dimmer Light Switch?
- MatterCatalog has verified store links for it at Amazon. Check the current price, model and pack size at the store.
From this product’s catalog record, not hands-on testing. Editorial policy
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Kasa KS225
CSA certified