Pre Flashed ESPhome EU Plug , Automatically detect by Home Assistant
ESPHome EU WiFi Smart Plug
Local smart control, real-time power monitoring and flexible automation in one compact EU plug.
Built around the ESP8285 WiFi chip, this smart plug integrates an HLW8032 energy metering chip and a 16A relay. It is suitable for ESPHome-based smart home projects and can be integrated with Home Assistant for local control, monitoring and automation.
Product Highlights
ESPHome Compatible
Designed for ESPHome users, allowing flexible configuration, local automation and integration with Home Assistant.
Real-Time Energy Monitoring
The built-in HLW8032 metering chip can monitor:
Voltage
Current
Active power
Energy consumption
Measured values may require calibration in ESPHome for improved accuracy.
Built-In 16A Relay
Supports a maximum current of up to 16A under rated operating conditions. Suitable for many common household electrical appliances.
For inductive, motor-driven, heating or high-starting-current appliances, please leave sufficient load margin and follow local electrical safety requirements.
ESP8285 WiFi Chip
The integrated ESP8285 provides stable 2.4GHz WiFi connectivity and supports customized ESPHome firmware configurations.
Local Smart Home Control
When used with ESPHome and Home Assistant, device control and automation can operate locally without depending on a proprietary cloud service.
Main Features
EU-standard smart plug
ESP8285 WiFi controller
HLW8032 energy metering chip
Built-in 16A relay
Maximum supported current: 16A
2.4GHz WiFi connection
Remote switch control
Voltage, current, power and energy monitoring
ESPHome configuration support
Home Assistant integration
Local automation support
Customizable device name, sensors and automation rules
Technical Specifications
| Item | Specification |
|---|---|
| Product type | EU WiFi smart plug |
| Main controller | ESP8285（2MB Flash） |
| Energy metering chip | HLW8032 |
| Relay rating | Up to 16A |
| Wireless connection | 2.4GHz WiFi |
| Firmware platform | ESPHome compatible |
| Smart home integration | Home Assistant |
| Monitoring functions | Voltage, current, active power and energy |
| Plug type | EU plug |
| Rated voltage | AC 100-250V |
| Operating environment | Indoor use |
Typical Applications
Lamps and lighting
Fans
Coffee machines
TVs and entertainment equipment
Home office equipment
Household appliance scheduling
Energy consumption monitoring
Home Assistant automation projects
ESPHome development and DIY smart home systems
Home Assistant Integration
After the device is correctly configured in ESPHome and connected to the same network, it can be added to Home Assistant for:
Power on/off control
Real-time electrical data display
Energy usage tracking
Timer and schedule automation
Overcurrent or power threshold automation
Device status monitoring
Custom scenes and smart home routines
Available functions depend on the installed ESPHome configuration.
Important Notes
This product supports 2.4GHz WiFi only. It does not connect directly to a 5GHz-only network.
The maximum current is 16A under rated conditions. Do not exceed the rated load.
High-power, inductive and high-starting-current appliances may require additional load margin.
ESPHome and Home Assistant setup requires basic network and configuration knowledge.
Confirm the rated voltage, plug type and socket compatibility before ordering.
For indoor use only. Keep away from water, excessive heat and humid environments.
Package Contents
1 × ESPHome EU WiFi Smart Plug
1 × User Guide
FAQ
Does it support 5GHz WiFi?
No. The ESP8285 supports 2.4GHz WiFi networks.
Can it work with Home Assistant?
Yes. It is designed for ESPHome-based integration with Home Assistant. Actual setup depends on the firmware installed on the device.
Can it measure electricity usage?
Yes. The built-in HLW8032 chip supports voltage, current, active power and accumulated energy measurement.
Is 16A suitable for every appliance?
No. 16A is the maximum rated current under specified conditions. Appliances with motors, compressors, transformers or heating elements may have high starting currents and should be used with sufficient safety margin.
Does it require a cloud account?
ESPHome and Home Assistant can provide local control without a proprietary cloud account.
