SONOFF POW Ring Smart Power Meter | POWCT
SONOFF POW Ring Smart Power Meter | POWCT
15 in stock
100A Split-Core Current Clamp with Historical Energy Monitoring & Contactor Control
✅ Split-Core Current Transformer for Safe Monitoring
Detects current up to 100A with a non-invasive clamp design, allowing you to monitor without touching live wires—just open or close the side latches for quick, tool-free installation.
✅ Real-Time Energy Monitoring at the Panel Level
Install directly in your home’s electrical circuit panel to track energy usage from specific appliances, circuits, or entire rooms—ideal for whole-home monitoring or targeted load tracking.
✅ 6-Month Data Storage & Export
Automatically retains electricity usage data during power outages or appliance changes. View and export up to 6 months of historical consumption data for easy tracking and analysis.
✅ Supports Contactor Switching via Dry Contact Output
Equipped with a 2A-rated dry contact relay, POWCT can be paired with a contactor to enable reliable remote switching of high-power loads without direct current draw through the monitor.
✅ Tested for Safety and Durability
Built to perform in extreme conditions, POWCT has passed lightning and surge protection, short circuit, drop, and salt spray tests—ensuring long-term safety and reliability.
⚡ Safe Power Monitoring. Smarter Energy Control.
POWCT offers industrial-grade monitoring with residential simplicity—perfect for users who need precision, automation, and peace of mind in one compact device.
🧠 100A Clamp-On Current Detection | 🛠️ Panel-Mounted Energy Monitoring | 🗂️ 6-Month Data Storage | 🔌 Dry Contact Switching | 🛡️ Safety-Tested & Certified

















Language: English
Additional information
| Model |
POWCT |
|---|---|
| Rating |
100-240V~50/60Hz 2W |
| Wireless Connectivity |
Wi-Fi IEEE 802.11 b/g/n 2.4GHz |
| Antenna interface type |
SMA |
| Transformer interface type |
RJ9 |
| Transformer current detection range |
0-100A |
| Measurement Category |
CAT II 0-100A 300V-MAX |
| Color |
White |
| Casing material |
PC |
| Applicable place |
Indoor |
| Working temperature |
-40℃~50℃ |
| Working humidity |
5%~95%RH, non-condensing |
| Maximum diameter of wire that the CT sensor can fit |
15mm Max |
Share
