Sonoff POW CT (POW Ring) Smart Wi-Fi Power Meter
Take complete control of your energy consumption with the Sonoff POW CT, the ultimate non-invasive smart power monitor. Designed for seamless integration into your smart home or industrial setup, the POW CT uses a split-core current transformer to measure power usage without the need to cut or modify your existing live wires.
Whether you are looking to track household energy costs, monitor specific heavy-load appliances, or feed accurate energy data into your broader automation dashboards, the POW CT delivers reliable, real-time metrics straight to your network.
Key Features:
- Non-Invasive Installation: The split-core current transformer (CT) simply clips around your live cable, making installation fast, safe, and completely non-destructive.
- High-Capacity Measurement: Capable of measuring currents up to **100A**, making it perfect for monitoring whole-house mains, distribution boards, or industrial-grade equipment.
- Real-Time Data & Historical Tracking: Monitor your voltage, current, and power consumption in real-time. View historical data trends (up to 6 months) to identify power-hungry appliances and optimize your energy efficiency.
- Smart Scenes & Automation: Trigger smart scenes based on energy consumption. Set the POW CT to automatically turn off other smart devices when your overall power usage exceeds a specific threshold to prevent overloads or save on electricity bills.
- Push Notifications: Set customized thresholds for power, voltage, or current. Receive instant push notifications if your system detects an over-voltage or over-current event, keeping your infrastructure safe.
- Seamless Integration: Fully compatible with the eWeLink app for remote monitoring from anywhere. Easily integrates into broader smart home ecosystems like Amazon Alexa and Google Assistant for voice control.
Why Buy From RitchieIOT?
At RitchieIOT, we understand the importance of reliable hardware for your automation and monitoring systems. The Sonoff POW CT provides the precise datapoints you need to build intelligent, energy-aware environments.
Technical Specifications:
- Model: POWCT
- Max Current: 100A
- Wireless Standard: Wi-Fi IEEE 802.11 b/g/n 2.4GHz
- Sensor Type: Split-core Current Transformer
- Casing Material: PC V0 (Fire-retardant)
- Mounting: DIN Rail (35mm) or wall-mount compatible
What’s in the Box?
- 1x Sonoff POW CT Smart Meter
- 1x Split-Core Current Transformer Sensor
- 1x Wi-Fi Antenna
- 1x Quick Start Guide









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