Shelly SNSW-001P16EU

Plus 1PM

Device type

Smart Switch

Max power

1 W

Standby power

0.78 W

Sub profiles

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 Shelly → SNSW-001P16EU.

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: SNSW-001P16EU

Library sensor documentation

Community usage

200 opted-in installations

3.8% of 5,254 reporting installationsOpt in to analytics

Device

Manufacturer: Shelly
Description: Smart Wi-Fi Relay with Power Monitoring
Aliases: Shelly Plus 1PM
Form factor: In Wall
Connectivity: Wi-Fi, Bluetooth
Barcode: 3800235265017
Product page: shelly.com
Power monitoring: Yes

Power

Power range: 0.31 – 1 W
Rated power: 1.2 W claimed

Measurement

Calculation strategy: Fixed
Measure device: Shelly PM Mini Gen3
Measure method: Manual
Measure description: Measured with 7.5W (average over 300s) dummy load over 300s and calculated average. Multiple combinations of settings were tested. Firmware version 1.44
Mains voltage: 230 V
Measure device firmware: 20241011-114503/1.4.4-g6d2a586
Measure settings: SAMPLE_COUNT: 200SLEEP_TIME: 0.5

Library

Created: Jan 9, 2024, 7:21 PM UTC
Updated: Aug 31, 2026, 12:33 PM UTC
Contributors: CV
Discovery: Automatic, by entity
Only self usage: Yes

Loading profile details…

Shelly SNSW-001P16EU

Plus 1PM

Set up manually instead

Through the interface (recommended)

Or configure with YAML

Device

Power

Measurement

Library

Device

Power

Measurement

Library

Plus 1PM

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)