Is the Nuki Smart Lock Ultra Matter certified?

Yes. MatterCatalog matches it to CSA Matter certificate CSA25E3AMAT48524-24, certified Nov 18, 2025.

Does the Nuki Smart Lock Ultra use Thread or Wi-Fi?

Thread. Its catalog record lists Thread, and Matter devices that use Thread need a Thread border router in the home, in addition to your platform’s Matter controller.

Is the Nuki Smart Lock Ultra sold in the US?

MatterCatalog labels it as sold outside the US: EU version. We don't link a US store for this regional version.

NukiLocks

Nuki Smart Lock Ultra

Name: Nuki Smart Lock Ultra
Brand: Nuki

CSA Certified

CSA Matter certified (certificate CSA25E3AMAT48524-24). Uses Thread, so it needs a Thread border router as well as your platform’s Matter controller.

At a glance: Matter certified: Yes, Nov 18, 2025 · Connectivity: Thread, Bluetooth · Works with: Apple Home, Amazon Alexa, Google Home and Samsung SmartThings · Thread border router: Needed (uses Thread)

Works with: Apple Home, Amazon Alexa, Google Home and Samsung SmartThings (named by the maker)
CSA certificate: CSA25E3AMAT48524-24, certified Nov 18, 2025
Network & hub: Thread; needs a Thread border router as well as your platform’s Matter controller

Sold outside the USEU version

Sold outside the US: we don't link a US store for this regional version.

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CSA Matter Certified

Certificate: CSA25E3AMAT48524-24

Official Matter Certified device from Nuki. Connectivity: Thread, Bluetooth.

ThreadBluetooth

Specifications

Brand: Nuki
Category: Locks
Protocols: Thread, Bluetooth
Certificate ID: CSA25E3AMAT48524-24
Certified: Nov 18, 2025
Firmware: 1.4.1

Ecosystem compatibility

Matter

Apple Home

Alexa

Google Home

SmartThings

Quick answers

Is the Nuki Smart Lock Ultra Matter certified?: Yes. MatterCatalog matches it to CSA Matter certificate CSA25E3AMAT48524-24, certified Nov 18, 2025.
Which smart home platforms does the Nuki Smart Lock Ultra work with?: The maker’s own site names Apple Home, Amazon Alexa, Google Home and Samsung SmartThings. Controls can differ from app to app.
Does the Nuki Smart Lock Ultra use Thread or Wi-Fi?: Thread. Its catalog record lists Thread, and Matter devices that use Thread need a Thread border router in the home, in addition to your platform’s Matter controller.
Is the Nuki Smart Lock Ultra sold in the US?: MatterCatalog labels it as sold outside the US: EU version. We don't link a US store for this regional version.

From this product’s catalog record, not hands-on testing. Editorial policy

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