WiFi-Based Single-Phase Energy Meter — Product Specifications

Overview

A modern WiFi-enabled single-phase energy meter designed for accurate energy monitoring in residential and commercial environments. The meter provides real-time measurements of power, voltage, current, and energy consumption, accessible securely over a WiFi network via mobile apps or cloud platforms.

Key Features

  • Real-time measurement of voltage, current, active & reactive power, and energy (kWh)
  • WiFi connectivity for remote monitoring through mobile app or cloud dashboard
  • Compact DIN-rail or panel-mount design for easy installation
  • High-accuracy measurement with Class 1 (±1%) precision
  • Built-in overload and surge protection for enhanced safety
  • Configurable alert notifications for over-current, over-voltage, and power outages
  • Over-the-air (OTA) firmware updates for future feature enhancements

Technical Specifications

Feature Specification
Measurement Parameters Voltage, Current, Active Power (W), Energy (kWh), Power Factor, Frequency
Voltage Range 110 – 240 V AC
Current Range Up to 50 A (typical)
Accuracy Class 1 (±1%)
Connectivity WiFi 802.11 b/g/n (2.4 GHz)
Communication Protocols MQTT / HTTP API / Modbus TCP (optional)
Power Supply Directly powered from mains
Display Optional LCD / LED indicators
Operating Temperature -10°C to +60°C
Housing Compact DIN-rail mount, flame-retardant enclosure
Certifications CE, RoHS
Optional Features Mobile app support, cloud integration, data logging

Applications

  • Residential homes and apartments
  • Small commercial buildings
  • Energy monitoring and management systems
  • Smart home automation integration