Is this smart plug Matter certified?

Yes. MatterCatalog matches it to CSA Matter certificate CSA2571BMAT46701-24, certified Sep 11, 2025.

Does this smart plug 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.

Where can I buy this smart plug?

MatterCatalog has verified store links for it at Amazon and Onvis. Check the current price, model and pack size at the store.

OnvisPlugs

Onvis Smart Plug S4, over Thread, 15A/1800W Max

Name: Onvis Smart Plug S4, over Thread, 15A/1800W Max
Brand: Onvis

CSA Certified2 retailer options · packages differ

CSA Matter certified (certificate CSA2571BMAT46701-24). Uses Thread, so it needs a Thread border router as well as your platform’s Matter controller.

At a glance: Matter certified: Yes, Sep 11, 2025 · Connectivity: Thread · 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: CSA2571BMAT46701-24, certified Sep 11, 2025
Network & hub: Thread; needs a Thread border router as well as your platform’s Matter controller

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Onvis Smart Plug S4, over Thread, 15A/1800W Max

Sold at 2 stores

Amazon · Onvis

Compare prices ↓

Price at retailer

Amazon

Compare prices

2 stores

Amazon

4-pack

See price at Amazon

Check price at Amazon

Onvis

4-pack

See price at Onvis

Direct, non-affiliate linkNotes

Onvis's 4-pack of the S4 plug. The same page also sells 1- and 2-packs; confirm the pack, current price and delivery at Onvis.

Check price at Onvis

These are different packages and selections, not like-for-like prices. Check condition, pack quantity, included accessories and model before buying. Prices and availability are confirmed at each retailer.

CSA Matter Certified

Certificate: CSA2571BMAT46701-24

Onvis Smart Plug S4, over Thread, 15A/1800W Max is a smart plug, listed as connecting over Thread; it is CSA Matter certified on September 11, 2025 (certificate CSA2571BMAT46701-24).

Thread

Specifications

Brand: Onvis
Category: Plugs
Protocols: Thread
Certificate ID: CSA2571BMAT46701-24
Certified: Sep 11, 2025
Firmware: 1.4.0

Ecosystem compatibility

Matter

Apple Home

Alexa

Google Home

SmartThings

Quick answers

Is this smart plug Matter certified?: Yes. MatterCatalog matches it to CSA Matter certificate CSA2571BMAT46701-24, certified Sep 11, 2025.
Which smart home platforms does this smart plug 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 this smart plug 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.
Where can I buy this smart plug?: MatterCatalog has verified store links for it at Amazon and Onvis. Check the current price, model and pack size at the store.

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