Is the Tapo S505 Matter certified?

Yes. CSA Matter certificate CSA22475MAT40475-24 covers model S505 with software 1.0.0. The certificate does not establish the firmware on a unit you buy.

Does the Tapo S505 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 Tapo S505?

MatterCatalog has verified store links for it at Amazon and TP-Link Tapo. Check the current price, model and pack size at the store.

TapoSwitches

Tapo S505

Name: Tapo S505
Brand: Tapo

CSA model/software record

CSA Matter certified (certificate CSA22475MAT40475-24). Uses Wi-Fi, so it needs no Thread border router, only your platform’s Matter controller.

At a glance: Matter certified: Yes, Dec 29, 2022 · Connectivity: Wi-Fi · Thread border router: Not needed (uses Wi-Fi)

Independent guide. We may earn a commission through affiliate links. Direct non-affiliate links are labeled. How our links work

Sold at 2 stores

Amazon · TP-Link Tapo

Compare prices ↓

Price at retailer

Amazon

Compare prices

2 stores

Amazon

See price at Amazon

Check price at Amazon

TP-Link Tapo

See price at TP-Link Tapo

Direct, non-affiliate link

Check price at TP-Link Tapo

Check the model, region and pack size at the retailer. Prices and availability are confirmed there.

CSA model/software record

Certificate: CSA22475MAT40475-24

Certification evidence

Certified model and software

Certification covers the named model and software version. It does not establish firmware installed on a retail unit, the retailer package or current availability.

Certified model: S505
Certified software: 1.0.0
Primary certificate: CSA22475MAT40475-24

Original exact device record is primary; later family-portfolio evidence remains separate.

View 2 certification records

Software 1.0.0 · version 65536
Certified 2022-12-29
CSA22475MAT40475-24
Software 1.3.0 · version 66304
Certified 2025-03-22 · family FAM226269 · child
Separate family-portfolio record; it does not change the retail model or pack.
CSA2519CMAT45294-24

Sources checked 2026-09-17. CSA DCL model record

An on/off switch for a single-pole circuit when you do not need to adjust brightness at the wall. S505 is different from the S505D dimmer. It is not compatible with wired 3-way circuits; optional Tapo wireless-button automations require additional Tapo hardware.

MatterWi-Fi

Specifications

Brand: Tapo
Category: Switches
Protocols: Matter, Wi-Fi
Certificate ID: CSA22475MAT40475-24
Certified: Dec 29, 2022
Certified model: S505
Certified software version: 1.0.0

Certification covers the named model and software version. It does not establish firmware installed on a retail unit, the retailer package or current availability. View CSA model/software record

Ecosystem compatibility

Matter

Quick answers

Is the Tapo S505 Matter certified?: Yes. CSA Matter certificate CSA22475MAT40475-24 covers model S505 with software 1.0.0. The certificate does not establish the firmware on a unit you buy.
Does the Tapo S505 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 Tapo S505?: MatterCatalog has verified store links for it at Amazon and TP-Link Tapo. Check the current price, model and pack size at the store.

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

Best Matter Smart Switches 2026

Buying guide to in-wall smart switches and dimmers with Matter support, compared from specifications.

Read the full buying guide →

Stay updated

Get notified when new Matter-certified devices launch.

No spam. Unsubscribe anytime.

Tapo S505

CSA model/software record

Check price at Amazon