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PowercalcProfile Library
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Shelly S3SW-0A1X1EUL

1L Gen3

Device type
Smart Switch
Sub profiles
5
Community usage
11 opted-in installations
0.22% of 5,001 reporting installations
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Through the interface (recommended)

Start the Powercalc config flow, choose Virtual power (library), and pick Shelly → S3SW-0A1X1EUL.

Open in Home Assistant

Add this to your configuration.yaml, replacing light.my_light with your own entity.

Sub profile

Loading sub profiles…

powercalc:
  sensors:
    - entity_id: light.my_light
      manufacturer: shelly
      model: S3SW-0A1X1EUL
Library sensor documentation

Device

Manufacturer
Shelly
Description
Smart Wi-Fi Relay for No-Neutral-Wire Switches
Aliases
Shelly 1L Gen3

Measurement

Calculation strategy
Fixed
Measure device
Shelly Plug S Gen3
Measure method
Manual
Measure device firmware
20251113-160645/1.7.3-gb71e9ac
Measure settings
VERSION: Home Assistant Core 2025.12.5

Library

Created
Jan 5, 2026, 7:06 PM UTC
Updated
Authors
Victor Burlacu-Zane
Discovery
Automatic, by entity