ES3J Intelligent Socket Converter | Wi-Fi Metering Adapter
ES3J intelligent socket converter (Wi-Fi smart power metering adapter) for standard outlets. Class 2 energy metering with V/A/W/PF and kWh display; over/under-voltage, overload and overcurrent protection; optional Wi-Fi 2.4GHz remote control and timer. Plug standards: Australia / South America / Germany / France. Black/White, AC 250V~, up to 10A/2500W or 16A/4000W, IP20.
● Product type: Intelligent Socket Converter / Wi-Fi Smart Power Metering Adapter
● Series: ES3J
● Plug standards: Australia / South America / Germany / France
● Operation voltage: AC 250V~
● Max. power: 2500W (AU / SA) · 4000W (DE / FR)
● Maximum electric current: 10A (AU / SA) · 16A (DE / FR)
● Protection degree: IP20
● Color: Black / White
● Communication: Without Wi-Fi · Within Wi-Fi (2.4GHz)
● Measuring accuracy: Class 2
● Protection: Overcurrent; Over & under voltage; Overload
Product Profile
Product Profile
This Wi-Fi Smart Power Metering Adapter is an advanced plug-in device designed to bring intelligence, safety, and energy awareness to any standard electrical outlet. By offering professional-grade electrical monitoring, robust protection features, and seamless remote control via a mobile app, it empowers users to manage their energy consumption effectively and protect connected appliances.
High-Precision Energy Monitoring
- Features class 2 accuracy for professional-grade energy metering.
- Precisely tracks real-time and cumulative electricity consumption (kWh).
- Displays key electrical parameters including real-time voltage (V), current (A), power (W), and power factor (PF).
Comprehensive Electrical Safety Protection
- Built-in safeguards include over-voltage & under-voltage protection, overload protection, and overcurrent protection.
- The system instantly triggers an automatic cutoff and sends real-time alarm notifications directly to your smartphone app in case of any electrical anomaly, ensuring proactive protection for your devices.
Smart Energy & Environmental Insights
- Automatically calculates estimated electricity costs based on your usage data and customizable tariff rates.
- Generates CO2 emission estimates to help you understand the environmental impact of your energy consumption.
Convenient Remote Control & Automation
- Remote access: Monitor real-time data and control the switch (ON/OFF) of connected devices from anywhere via the dedicated mobile app.
- Smart scheduling: Set custom timers and cyclic schedules for automated operation, enhancing convenience and promoting energy savings.
Model Preparation Meaning
Model Preparation Meaning
ES3J series is ordered by plug standard, color and communication option. The catalog does not publish a separate model-code diagram; select by the combinations below.
- ES3J — Series code (Intelligent Socket Converter)
- Plug standard: Australia · South America · Germany · France
- Color: Black · White
- Communication: Without Wi-Fi · Within Wi-Fi (2.4GHz)
- Current / power class: AU / SA = 10A / 2500W; DE / FR = 16A / 4000W
Technical Data
Technical Data
Technical Data
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| Applicable countries | Australia | South America | Germany | France |
|---|---|---|---|---|
| Operation voltage | AC 250V~ | |||
| Max. power | 2500W | 4000W | ||
| Maximum electric current | 10A | 16A | ||
| Protection degree | IP20 | |||
| Color | Black, White | |||
| Operating temperature | -5℃ ~ +40℃ | |||
| Measuring accuracy | Class 2 | |||
| Protection | Overcurrent; Over & under voltage; Overload | |||
| Communication technology | Without Wi-Fi; Within Wi-Fi (2.4GHz) | |||
| Timer function | Without Wi-Fi: no; Within Wi-Fi: yes | |||
Dimensions
Dimensions
Dimensions (mm)

Overall height about 97.4mm; body width about 49mm for all plug standards. Plug depth varies by standard: Australia about 58.1mm, South America about 54.4mm, Germany about 71.5mm, France about 67mm.



