Menu

Shelly 3EM-63T Gen3

Shelly / S3EM-003CXCEU63

Last checked

Amazon links here are plain search links and earn this site no commission. Disclosure

Shelly 3EM-63T Gen3, product image
Image: Shelly

Does the Shelly 3EM-63T Gen3 work with HomeKit, Alexa, and Google Home?

The Shelly 3EM-63T Gen3 is the flat-terminal version of a three-phase energy meter that mounts above or below a DIN-rail circuit breaker.

It measures up to 63 A per phase through integrated current transformers. It suits Home Assistant users through an integration (local Wi-Fi control).

At a glance: works withHow this is decided: cited platform facts only
HomeKit
Unknown
Unknown
Google Home
Unknown
Unknown
Alexa
Unknown
Unknown
SmartThings
Unknown
Unknown
Home Assistant
Yes[1]
Wi-Fi local, via Shelly

Key facts

Shelly 3EM-63T Gen3 facts

How facts are sourced: every cell cites its source below
FactValue
StatusCurrent[2][3]
List price$114.99[4] as of
GenerationGen3[5]
Model codeS3EM-003CXCEU63[6]
MeasurementThree-phase or three single-phase circuits, up to 63 A per phase[6]
Current sensingIntegrated current transformers[6]
Relay outputunknown
MountingAbove or under a DIN-rail circuit breaker[6]
RadioWi-Fi, Bluetooth 4.2[6]
Matterunknown
Local APIHTTP API, MQTT and webhooks[6][7]

Sizes and finishes

These models differ from the Shelly 3EM-63T Gen3 only by length, color or region, so they share this page. Each is listed with its own details on the line page.

Integration paths

How the Shelly 3EM-63T Gen3 connects

2 pathsHow facts are sourced: every cell cites its source below
PathRequiresiLocaliFeatures lostPlatformsi
Wi-Fi localNothing extra[1][6]Yes[1][6]unknown
Wi-Fi cloudVendor cloud account[6]No[6]unknownunknown
About these columns
Requires
Hardware the path needs beyond the device and a controller.
Local
Yes when control on this path keeps working with the internet down.
Platforms
The platforms that work with the device on this path: Native (out of the box), Via integration (needs an add-on) or Not supported.

Home Assistant and Homey

Ways to add the Shelly 3EM-63T Gen3

2 routesHow facts are sourced: every cell cites its source below
PlatformLeveliIntegrationDetailsEvidenceLimitations
Home AssistantNative (local)[1]shellyWi-Fi local
  • Quality: Platinum[1]
  • IoT class: Local Push[1]
  • Works with Home Assistant: Not certified[1]
Product line namedNone stated
HomeyOfficial app (local)[8]cloud.shellyWi-Fi local
  • App: Official[8]
  • Runs on: Homey Pro[8]
Model namedNone stated
About these columns
Level
How the device gets into the platform on this route. The headline is the best route: local before cloud, direct before bridged, core before community. The methodology page lists every level.

Cite this page

Shelly 3EM-63T Gen3. Smart Home Canon. https://smarthomecanon.com/devices/shelly-3em-63t-gen3. Last checked 2026-10-20.

Sources

  1. [1]
    DOChome-assistant.io / Shelly - Home Assistant
    Accessed Back to text
  2. [2]
    MFRshelly.com / Shelly 3EM-63T Gen3 - Shelly Europe shop
    Accessed Back to text
  3. [3]
    MFRshelly.com / Shelly Europe shop catalog (Shopify product feed, pages 1-4)
    Accessed Back to text
  4. [4]
    MFRus.shelly.com / Shelly USA store: Shelly 3EM-63T Gen3
    Accessed Back to text
  5. [5]
    MFRkb.shelly.cloud / Shelly Gen3 devices - Shelly Knowledge Base
    Accessed Back to text
  6. [6]
    MFRkb.shelly.cloud / Shelly 3EM-63 Gen3 - Shelly Knowledge Base
    Accessed Back to text
  7. [7]
    MFRshelly-api-docs.shelly.cloud / Shelly Technical Documentation
    Accessed Back to text
  8. [8]
    DOChomey.app / Homey App Store: Shelly (Legacy)
    Accessed Back to text