Take Full Control of Your Electricity Usage
Know exactly how much power each circuit consumes, set alarms for anomalies, and automate power control – all from your phone.
80‑100A Current Range – Supports high‑power scenarios with 0.2‑80A standard, expandable to 100A
3‑Phase Monitoring – Monitor three independent circuits simultaneously
Wide Voltage Range – AC 100‑240V, 50/60Hz, compatible with global standards
Real‑Time Data – Current, voltage, active power, forward/reverse energy, power factor
High Accuracy – ±2% measurement accuracy
Large LCD Display – Clear readout of all key electrical parameters
Overload Alarm – Automatic alert when current exceeds set threshold
Temperature Detection – Built‑in sensor monitors equipment temperature; alarm triggers at >50°C
Automatic Protection – Relay can open to protect equipment when anomalies are detected
Flame‑Retardant Housing – Enhanced safety
Built‑in 16A Relay – Remotely turn circuits on/off via APP
Smart Scene Automation – Create schedules, device linkages, and automatic responses
Example Scenarios:
Automatically turn off high‑power equipment when current exceeds safe limit
Schedule on/off for energy‑intensive appliances
Software Calibration – Calibrate voltage, current, and power via professional tools
Long‑Term Accuracy – Maintains measurement precision over extended use
WiFi 2.4GHz – Direct connection to home network, no hub required
Tuya / Smart Life APP – Real‑time monitoring, historical data, and remote control
Energy Statistics – View hourly, daily, monthly, and yearly trends
Temperature Statistics – Track temperature changes over time
Clamp‑on Current Transformer – 10mm aperture, no wire cutting required
Din‑Rail Mounting – Standard for electrical panels
Customizable – Large‑aperture CTs available for thicker cables
Small Factories – Monitor production equipment energy consumption
Laboratories – Track high‑precision instrument power usage
Commercial Shops – Manage air conditioners, refrigeration, and kitchen equipment
Household Distribution Box – Master power monitor for whole‑home safety
Solar PV Systems – Track power generation and grid feed‑in
| Parameter | Specification |
|---|---|
| Model | PW03 |
| Product Type | WiFi Smart Meter |
| Input Voltage | AC 100‑240V, 50/60Hz |
| Measuring Range | 0.2 – 80A (expandable to 100A) |
| Measurement Accuracy | ±2% |
| Current Transformer Aperture | 10mm (customizable large aperture available) |
| Built‑in Relay | 16A (for remote on/off control) |
| Temperature Detection Range | -40°C to +100°C |
| Wireless Protocol | WiFi 802.11 b/g/n (2.4GHz) |
| Work Frequency | 2.412 – 2.484GHz |
| APP Compatibility | Tuya Smart / Smart Life |
| Display | Large LCD screen |
| Alarm Functions | Overload alarm, temperature alarm |
| Data Calibration | Software‑based (voltage, current, power) |
| Installation | Din‑rail mount; clamp‑on CT |
| Operating Temperature | -10°C to +55°C |
| Dimensions | 107 × 64 × 32 mm |
| Certifications | CE, RoHS (assumed) |
