IKEA KAJPLATS bulb, color/white spectrum (Matter) (KAJPLATS_CWS)

IKEA KAJPLATS bulb, color/white spectrum (Matter) (KAJPLATS_CWS) is a Matter + Zigbee smart light from IKEA. IKEA KAJPLATS bulb, color/white spectrum (Matter) (KAJPLATS_CWS) works with Amazon Alexa, Apple Home, Aqara, eWeLink, Google Home, Home Assistant, Homey, Hubitat, IKEA Home smart, SmartThings, Tuya / Smart Life, and Zigbee2MQTT / ZHA (DIY).

Which ecosystems does it work with?

Ecosystem Verdict How
Amazon Alexa Compatible Via Amazon Echo (4th generation) — Certified Matter device — pairs whether it uses Wi-Fi or Thread (Thread border router built in).
Apple Home Compatible Via Apple HomePod (2nd generation) — Certified Matter device — pairs whether it uses Wi-Fi or Thread (Thread border router built in).
Aqara Compatible Via Aqara Hub M3 — Certified Matter device — pairs whether it uses Wi-Fi or Thread (Thread border router built in).
eWeLink Compatible Via SONOFF iHost Smart Home Hub — Pairs with the hub's Zigbee radio.
Google Home Compatible Via Google Nest Hub (2nd generation) — Certified Matter device — pairs whether it uses Wi-Fi or Thread (Thread border router built in).
Home Assistant Compatible Via Home Assistant Connect ZBT-1 — Pairs with the hub's Zigbee radio.
Homey Compatible Via Homey Bridge — Pairs with the hub's Zigbee radio.
Hubitat Compatible Via Hubitat Elevation C-8 — Certified Matter device — pairs directly; if this model uses Thread rather than Wi-Fi, a Thread border router is also needed.
IKEA Home smart Compatible Via IKEA DIRIGERA — Same-brand Zigbee — pairs directly.
SmartThings Compatible Via Aeotec Smart Home Hub (SmartThings) — Certified Matter device — pairs directly; if this model uses Thread rather than Wi-Fi, a Thread border router is also needed.
Tuya / Smart Life Compatible Via Tuya Zigbee Gateway — Pairs with the hub's Zigbee radio.
Zigbee2MQTT / ZHA (DIY) Compatible Via SMLIGHT SLZB-06 (Zigbee PoE coordinator) — Pairs with the hub's Zigbee radio.
Bosch Smart Home Not compatible Brand-locked Zigbee radio (pairs Bosch devices only).
Philips Hue Not compatible Brand-locked Zigbee radio (pairs Philips Hue devices only).
Ring / Amazon Alexa Not compatible No shared protocol — no direct or bridged pairing path.

Verdicts are derived from certification records, open-source driver support, and each hub's documented radios — see the methodology for the rules. “Adapter needed” means a border router, bridge, or add-on radio is required. Zigbee support is confirmed through the open-source Zigbee2MQTT project; depth of native driver support can vary by hub.

Protocols
Protocols Matter, Zigbee
Matter
Matter certified Yes
Matter device type Extended Color Light
Matter certification date 2025-12-16
Commissioning flow Standard
Zigbee
Zigbee2MQTT supported Yes
Features
Capabilities color, color temperature, dimming, light
OTA updates via open-source tooling No
Identifiers
Model number KAJPLATS_CWS
Zigbee model IDs KAJPLATS E27 CWS globe 1055lm, KAJPLATS E14 CWS globe 806lm, KAJPLATS GU10 CWS 575lm, KAJPLATS E26 CWS globe 1100lm, KAJPLATS E12 CWS globe 800lm
Matter vendor ID (VID) 0x117C
Matter product ID (PID) 0x9005

Hub-by-hub compatibility

The 32 hubs in our database, grouped by verdict and the reason behind it:

Compatible Certified Matter device — pairs directly; if this model uses Thread rather than Wi-Fi, a Thread border router is also needed.

Compatible Certified Matter device — pairs whether it uses Wi-Fi or Thread (Thread border router built in).

Compatible Pairs with the hub's Zigbee radio.

Compatible Same-brand Zigbee — pairs directly.

Not compatible Brand-locked Zigbee radio (pairs Aqara devices only).

Not compatible Brand-locked Zigbee radio (pairs Bosch devices only).

Not compatible Brand-locked Zigbee radio (pairs Philips Hue devices only).

Not compatible No shared protocol — no direct or bridged pairing path.

Similar devices

Frequently asked questions

Does the IKEA KAJPLATS bulb, color/white spectrum (Matter) (KAJPLATS_CWS) work with Apple Home?

Yes — for example on the Apple HomePod (2nd generation). Certified Matter device — pairs whether it uses Wi-Fi or Thread (Thread border router built in).

Does the IKEA KAJPLATS bulb, color/white spectrum (Matter) (KAJPLATS_CWS) work with Google Home?

Yes — for example on the Google Nest Hub (2nd generation). Certified Matter device — pairs whether it uses Wi-Fi or Thread (Thread border router built in).

Does the IKEA KAJPLATS bulb, color/white spectrum (Matter) (KAJPLATS_CWS) work with Amazon Alexa?

Yes — for example on the Amazon Echo (4th generation). Certified Matter device — pairs whether it uses Wi-Fi or Thread (Thread border router built in).

Does the IKEA KAJPLATS bulb, color/white spectrum (Matter) (KAJPLATS_CWS) work with SmartThings?

Yes — for example on the Aeotec Smart Home Hub (SmartThings). Certified Matter device — pairs directly; if this model uses Thread rather than Wi-Fi, a Thread border router is also needed.

Is the IKEA KAJPLATS bulb, color/white spectrum (Matter) (KAJPLATS_CWS) Matter certified?

Yes — it holds a Matter certification in the CSA Distributed Compliance Ledger (certified 2025-12-16), so any Matter controller can pair it.

Sources