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Tuya WiFi ZigBee Smart Energy Meter KWh Power Monitor 3 Phase Single Phase 500A 300A 200A 120A 80A Clamp Current Transformer

Tuya WiFi ZigBee Smart Energy Meter KWh Power Monitor 3 Phase Single Phase 500A 300A 200A 120A 80A Clamp Current Transformer

Regular price $115.24 USD
Regular price $0.00 USD Sale price $115.24 USD
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Track and monitor your energy usage with the Tuya WiFi ZigBee Smart Energy Meter. With the ability to measure 3 phase and single phase currents up to 500A, this device provides accurate data for improved energy efficiency. Connect to ZigBee or WiFi for easy access and control.


  • State of Assembly: Ready-to-Go
  • Operating Humidity: 90% non-condensing
  • Report Cycle: 5 seconds
  • Wireless Frequency: WiFi 2.4GHz IEEE 802.15.4
  • Protocal: ZigBee 3.0
  • Brand Name: EARUELETRIC
  • Power Supply: AC
  • Model Number: PC321-TY
  • Accuracy Class: 1%
  • Dimensions: 86*86*37mm
  • Operating Temperature: -20 ℃ - +55 ℃
  • Phase: Three Phase
  • Max Operating Current: 150A & Above
  • Output Voltage: 100-240V AC 50/60 Hz
  • DIY Supplies: ELECTRICAL

Quality Guarantee

  • We guarantee good quality, every product will be tested before delivery.

Note Before Order - Tuya ZigBee Gateway Is Required

  • Tuya ZigBee Gateway Is Required to Connect with this Device to Work, If You Don't Have the Gateway Yet, Please Click Below Picture to Buy
  • It's high Amp item, and the device needs certified and professional electrician for wiring.
  • The frequency of the wireless router is 2.4GHz.

Main Features

  • Tuya compliant
  • Support Tap-to-Run and automation with other Tuya device
  • Single/3 - phase electricity compatible
  • Three current transformers for Single phase application
  • • Measures real-time Voltage, Current, ActivePower and total energy 
  • Suitable for both residential and commercial application
  • Lightweight and easy to install
  • External antenna prevents signal from being shielded

Clamp Diameter

  • 80A:10.2mm
  • 120A:16mm
  • 200A:20mm
  • 300A:24.8mm.
  • 500A: 37.5mm
  • 750A:51mm
  • 1000A:51mm


Important safety information:

  • The power clamp must be installed and serviced only by a qualified 
    electrical personnel.
  • Do not touch the terminals of the device during testing.
  • Turn off all the power supply for this equipment before installing.
  • Always use a properly rated voltage sensing device to confirm power is off.
  • Replace all devices, doors and covers before applying power to the 

Failure to follow these instructions will result in death or serious 

When you install the CT , please note the CT's direction, make sure all 3 CT with the same direction.

Please follow the arrow's direction to install the CT


Single Phase and 3 Phase Wiring Diagram

For safety, please make sure the main power in your faciligy is off before installation.

According to your need, you can make 2 kinds of wiring connection.

NEW Version with External Antenna

Real-Time Monitor each phase's power, voltage, and current, but not able to monitor each phase's KWh, can real time monitor total 3 phase's KWh

View Electricity Consumption History Daily Weekly Monthly

App Smart

  • Please make sure your App version is the latest version above 3.35.0
  • Please Click 'Smart' icon to Find the Power Usage pagePress and hold the reset button for 5 seconds until the LED indicator flashes 3 times quikly to restore factory settings (energy data will be cleared). And it will get into EZ mode for 3 minutes.

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