XizhenThermostats

Smart AC Controller

CSA CertifiedCertification record

Works with: Matter certified as a thermostat on the CSA’s certification ledger and as a fan on the CSA’s product page, so it can work with Matter apps such as Apple Home, Google Home, Alexa and SmartThings when the app supports its device type; supported features vary by app. The maker hasn’t named platforms on a page we hold.

Certification record

A Matter certification on file for this model. There is no product photo or store link for it yet.

Certificate ID: CSA2521BMAT45421-24
Certified: Apr 28, 2025
Maker: Xizhen
Device type: Thermostats
Connection: Wi-Fi
Firmware: 1.0.0

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Matter 1.2 certificate

Its certificate, CSA2521BMAT45421-24, is for Matter 1.2, certified Apr 28, 2025. The Matter version is the specification version on the certificate's ledger record.

Source: CSA Distributed Compliance Ledger, read Oct 19, 2026.

What Matter 1.2 added, and which devices use it →

Smart AC Controller is a smart thermostat from Xizhen. It is listed as connecting over Wi-Fi. It is CSA Matter certified (April 28, 2025), so it can work with Matter apps such as Apple Home, Google Home, Alexa and SmartThings when the app supports its device type; supported features vary by app.

Wi-Fi