

ZMCT103C 5A Range Single Phase AC Transformer Sensor Module for Arduino
The ZMCT103C 5A Single-Phase AC Transformer Sensor Module is a high-precision current measurement solution designed for Arduino projects, IoT systems, and smart energy monitoring applications. It accurately detects AC current and generates a proportional analog signal, making it ideal for real-time power monitoring, automation systems, and electrical load analysis.
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Key specifications
About this product
The 5A AC Current Sensor Module is a high-precision current measurement device designed for AC and DC current sensing, monitoring, and control applications. It provides a stable proportional output signal, making it ideal for Arduino projects, Raspberry Pi systems, ESP32 IoT applications, smart energy meters, and industrial automation setups.
Engineered for accuracy and reliability, this AC current sensor module is widely used in real-time power monitoring, load detection, and energy consumption analysis. Whether you're building a DIY electronics project or an advanced industrial control system, it ensures safe, efficient, and precise current measurement.
Key Features of 5A AC Current Sensor Module
- High-Precision Current Sensing: Built-in micro current transformer ensures accurate and stable measurement output.
- Wide Measurement Range: Supports up to 5A AC with a linear response up to 10A using a 100Ω load resistor.
- Multi-Platform Compatibility: Easily integrates with Arduino, Raspberry Pi, ESP32, PLCs, and microcontroller-based systems.
- Analog Signal Output: Provides proportional analog voltage for real-time data acquisition and monitoring systems.
- High Linearity & Accuracy: Offers up to 0.2% linearity for precise and consistent readings.
- High Electrical Isolation: 3000V insulation voltage ensures safe operation in high-power environments.
- Compact PCB Design: Small 18.3 × 17 mm form factor suitable for embedded and IoT applications.
Technical Specifications
- Rated Input Current: 5A AC
- Rated Output Current: 5mA
- Current Transformation Ratio: 1000:1
- Linear Measurement Range: 0–10A (with 100Ω load)
- Linearity Accuracy: 0.2%
- Measurement Accuracy: High precision industrial-grade
- Insulation Voltage: 3000V
- Insulation Material: Epoxy resin protection
- Operating Temperature: -40°C to +70°C
- PCB Dimensions: 18.3 × 17 mm
Applications of 5A AC Current Sensor Module
- Smart energy monitoring systems and digital electricity meters
- Arduino-based current measurement and automation projects
- Raspberry Pi and ESP32 IoT energy tracking systems
- Industrial machinery load monitoring and protection systems
- Solar power systems and renewable energy monitoring
- Motor control, overload detection, and safety circuits
- Home automation and smart appliance energy tracking
Why Choose This AC Current Sensor Module?
This 5A AC Current Sensor Module offers a perfect balance of precision, safety, and affordability. With high insulation protection, excellent linearity, and stable analog output, it is ideal for both beginners and professionals working on embedded systems, IoT devices, and industrial automation projects.
If you are searching for a reliable 5A AC current sensor module in Pakistan, this module is an excellent choice for accurate real-time current monitoring and smart energy applications.
Order now from CircuitHub.pk and get high-quality electronic components for your Arduino, IoT, and industrial projects with fast delivery across Pakistan.






