GENT1T2T3L1T4T5GEN2L2L3T6L4L5
3-Phase Power Metering

Every Watt
Measured & Controlled

MeterDevice is a 3-phase smart power meter that monitors voltages, currents, power factor, harmonics up to the 21st order, and energy — all in real-time with remote breaker control.

A product by Tech 404 — Yerevan, Armenia

Power is essential.
We keep it measured.

Real-time 3-phase monitoring with harmonic analysis, energy accumulation, and intelligent alarms — protecting your infrastructure 24/7.

Phases
21st
Harmonics
±1%
Accuracy
<1s
Response

Meet the MeterDevice

Industrial-grade 3-phase power analyzer with wireless cloud connectivity

METERDEVICE PRO
Ua:228.4V Ub:229.1V Uc:227.8VP: 8.42kW | PF: 0.96 | 50.0Hz
WiFi • Cloud Connected
CTA
CTB
CTC
WiFi
3× Current Transformers
3× Voltage Inputs
Industrial Communication
WiFi Gateway

Technical Specifications

Voltage Range3×57.7/100V ~ 3×230/400V
Current Range0 ~ 100A (CT ratio configurable)
AccuracyClass 1.0 (IEC 62053-21)
Frequency45 ~ 65 Hz
Harmonics2nd ~ 21st per phase (U & I)
CommunicationWireless (WiFi)
ConnectivityCloud-connected with real-time sync
Power SupplyAC 100~400V / DC 120~350V

Quick Installation

1

Mount on DIN Rail

Install meter module on your circuit panel DIN rail

2

Connect CTs & Voltage

Clip current transformers and wire voltage inputs per phase

3

WiFi Gateway

Connect the wireless gateway for cloud connectivity

4

Monitor Everything

Real-time 3-phase data flows to your cloud dashboard

Complete Power Intelligence

Everything you need to monitor, analyze, and control your power infrastructure

3-Phase Monitoring

Measure Ua, Ub, Uc voltages, Ia, Ib, Ic currents, and line voltages AB, BC, CA simultaneously

Power Quality Analysis

THD up to 21st harmonic per phase for both voltage and current — detect distortion instantly

Overload Detection

Real-time alarm status with overcurrent, overvoltage, and phase sequence fault detection

Remote Breaker Control

Remotely disconnect loads in under 1 second — protect circuits before damage occurs

Energy Metering

Forward and reverse active/reactive/apparent energy per phase with kWh accumulation

3D Visualization

Interactive 3D building and city views showing every meter in your power infrastructure

Smart Automation

Automatic disconnect on overload, low power factor alerts, and scheduled load management

Cloud Dashboard

Real-time charts, historical trends, billing integration, and multi-building management

What We Measure

Over 100 electrical parameters captured every second

Voltage & Current

  • Phase voltages Ua, Ub, Uc
  • Line voltages AB, BC, CA
  • Phase currents Ia, Ib, Ic
  • Phase angles (U & I)

Power & Energy

  • Active power P (kW) per phase
  • Reactive power Q (kVAR)
  • Apparent power S (kVA)
  • Forward & reverse energy (kWh)

Quality & Harmonics

  • Power factor per phase + total
  • THDu & THDi per phase
  • Individual harmonics H2–H21
  • Alarm status & power direction

Our Hardware

DIN-rail mounted smart meter with wireless gateway — 4 units per floor

Meter Module

Power Analyzer + CT Clamps

  • 3-phase voltage & current measurement
  • Active / reactive / apparent power
  • THD & harmonics up to 21st order
  • Forward & reverse energy metering
  • Industrial communication interface
  • DIN-rail mount, compact form factor

WiFi Bridge

Wireless Cloud Gateway

  • WiFi connectivity built-in
  • Seamless meter-to-cloud bridge
  • OTA firmware updates
  • Local captive portal for setup
  • Automatic cloud sync
  • 1 bridge per building floor

Get Started

Starter kit: 4 Meter Modules + 1 WiFi Bridge — covers 1 floor

Starter Package
$899
4 Meter Modules + 1 WiFi Bridge
  • Covers 1 floor (4 circuits)
  • Cloud dashboard included
  • Real-time 3-phase monitoring
  • Harmonic analysis & alerts
  • Remote breaker control
  • 1 year warranty
Try Live Demo

Dashboard Plans

Monitor your power infrastructure from anywhere

Free Demo

Try before you buy

  • Simulated building demo
  • All 3-phase data types
  • Overload scenarios
Try Demo

Professional

$29/month

  • Full dashboard access
  • Real-time 3-phase data
  • 3D building visualization
  • Alert notifications
  • Up to 50 meters
Get Started

Enterprise

Custom pricing

  • Everything in Professional
  • Unlimited meters
  • Multi-building management
  • API access & integrations
Contact Us