eQ-3 HM-LC-Sw1-DR

Wireless Switch Actuator, DIN Rail Mount

Device type

Smart Switch

Max power

0.52 W

Standby power

0.32 W

View discovery and setup instructions for this profile.

Powercalc can discover this model automatically (by entity). Look for a discovery prompt in Home Assistant and accept it to create the sensors. About discovery

Through the interface (recommended)

Start the Powercalc config flow, choose Virtual power (library), and pick eQ-3 → HM-LC-Sw1-DR.

Open in Home Assistant

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

powercalc:
  sensors:
    - entity_id: light.my_light
      manufacturer: eq-3
      model: HM-LC-Sw1-DR

Library sensor documentation

Community usage

18 opted-in installations

0.34% of 5,254 reporting installationsOpt in to analytics

Device

Manufacturer: eQ-3
Description: Homematic DIN rail-mounted smart switch. This profile only models the switch's self-consumption; configure the connected load separately.
Form factor: Din Rail
Connectivity: Proprietary
Barcode: 4047976413782
Product page: eq-3.com
Power monitoring: No

Power

Power range: 0.32 – 0.52 W
Rated power: 0.35 W claimed
Standby power on: 0.52 W

Measurement

Calculation strategy: Fixed
Measure device: Shelly PM Mini Gen3
Measure method: Script
Measure description: Measured repeatedly using Powercalc average mode for 300 seconds with a 7.7W dummy load, then averaged.
Mains voltage: 230 V
Measure settings: VERSION: v1.17.1:docker

Library

Created: Feb 4, 2025, 6:37 PM UTC
Updated: Aug 31, 2026, 12:33 PM UTC
Contributors: CV
Discovery: Automatic, by entity

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eQ-3 HM-LC-Sw1-DR

Wireless Switch Actuator, DIN Rail Mount

Set up manually instead

Through the interface (recommended)

Or configure with YAML

Device

Power

Measurement

Library

Device

Power

Measurement

Library

Wireless Switch Actuator, DIN Rail Mount

Set up manually instead

Through the interface .css-bxmwoh{margin:0;font-family:"Roboto","Helvetica","Arial",sans-serif;font-weight:400;font-size:0.875rem;line-height:1.43;letter-spacing:0.01071em;}(recommended)

Or configure with YAML

Or configure with YAML

Device

Power

Measurement

Library

Device

Power

Measurement

Library

Through the interface (recommended)