Shelly
Plug S Gen3
Measuring the running watts and watt-hours of European plug-in appliances over a realistic cycle.
- Measurement path
- AC appliance
- Range
- Up to 12A / 2,500W resistive load
- Execution
- 220–230V · Type E/F sockets
Before use
The published 2,500W ceiling applies to resistive loads. Do not assume the same limit for motors, compressors or other inductive loads. The manufacturer lists this model as discontinued and no longer sold (checked 1 October 2026).
What can this meter measure?Measurement range and technical limits.View detailsClose+
Key limits
Know the meter limits before connecting.
AC voltage, current, power and energy
- Supply
- 220–230V AC · 50/60Hz
- Maximum current
- 12A
- Maximum output
- 2,500W · resistive only
- Metering
- Voltage, current, power and energy
How to use this meterWorkflow, cautions and official instructions.View detailsClose+
Safe measurement
From connection to a useful measurement.
- 01Confirm the appliance plug and supply voltage match
- 02Keep the load below the documented rating
- 03Record running watts and energy over a complete cycle
- 04Use the measured average in Runtime Lab
Source checked on 2026-08-22
Open the official manufacturer source ↗Read the instructions for this exact model.
Versions, plugs, certification and availability vary by country. These are source-model technical references, not confirmed Nigerian supply or compatibility. Follow the manufacturer’s limits.