Introduction
Effortless to install, powerful in performance—3Wire WattCheck is a sleek, intelligent power meter that clips directly onto your MCBs or MCCBs, turning any electrical panel into a smart energy monitoring system.
No DIN rail. No rewiring. Just smart energy insight at your fingertips.
Seamlessly integrated with the Tuya and Smart Life apps, WattCheck lets you track energy usage, voltage, and current in real time—anytime, anywhere. Whether you're managing a home, office, or small business, WattCheck helps you detect issues early, cut down on energy waste, and automate smarter decisions.
Compact, versatile, and future-ready, WattCheck supports both single- and three-phase systems — making it the smart choice for modern energy management.
Model | 3W3110 |
Rated Working Voltage (Unw) | 3N~220~240/380~415V AC |
Frequency (Hz) | 50/60Hz |
Maximum Detection Current | 63A (3+N) |
Measuring Power tape | U,I,Pf,E |
Energy Measurement Accuracy | 1 |
Overvoltage Category | III |
Rated Insulation Voltage U | 440V |
Rated Withstand Impulse Voltage Uimp (Kv) | 4Kv |
Pollution Grade | 3 |
Protection Grade | IP20 |
Communication Mode | Wifi |
Installation Type | Circuit Breaker Fitting |
Aperture | 9.8mm |
Dimensions (LxWxH) mm | 46.8mm x 52.8mm x 21.3mm |