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PZEM-004T AC Electric Energy Metering Monitor Without Case

K-TECHNICS
CT Type

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📊 Core Measurements
The module replaces the need for separate voltage, current, and frequency sensors by processing: 
  • Voltage: 80 V ~ 260 VAC
  • Current: 0 A ~ 100 A (when bundled with an external Current Transformer/CT coil)
  • Active Power: 0 kW ~ 23 kW
  • Energy Consumption: 0 kWh ~ 9999.99 kWh (retains memory on power loss)
  • Frequency: 45 Hz ~ 65 Hz
  • Power Factor: 0.00 ~ 1.00 
⚙️ Technical Specifications
Parameter  Specification Details
Measurement Accuracy Grade 1.0 (±0.5% to 1% accuracy depending on parameter)
Interface Protocol Modbus-RTU application layer via a TTL UART interface
Baud Rate 9600 bps, 8 data bits, 1 stop bit, no parity (8N1)
Physical Dimensions Board size is roughly 7.3 × 3.0 × 2.3 cm
Isolation Design Built-in optocouplers for galvanic isolation between high voltage AC and low voltage logic pins

 

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Please note, a delivery fee of €4.99 applies for orders under €50. For those in remote areas, be aware that our couriers may apply an extra surcharge. This additional fee helps cover the costs of transporting your items to harder-to-reach locations.