Metal Detector Sensor Module is a compact, high-sensitivity electronic module designed to detect the presence of metal objects using electromagnetic induction principles. This versatile sensor module is widely used in security systems, industrial automation, robotics, and DIY electronics projects. With fast response time, stable performance, and easy integration, it is an ideal choice for both professional and educational applications.
Designed for reliability and accuracy, the Metal Detector Sensor Module can detect ferrous and non-ferrous metals such as iron, steel, copper, aluminum, and brass. The module outputs a clear digital or analog signal (depending on variant), making it compatible with popular microcontrollers like Arduino, Raspberry Pi, ESP32, and PLC systems. Its compact form factor allows easy mounting in space-constrained designs, while its low power consumption ensures efficient operation.
Key Features of Metal Detector Sensor Module
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High Sensitivity Metal Detection
Capable of detecting a wide range of metal objects with excellent accuracy and repeatability. -
Compact & Lightweight Design
Small PCB size allows seamless integration into embedded systems and portable devices. -
Fast Response Time
Provides real-time detection with minimal delay, suitable for dynamic and moving systems. -
Wide Metal Compatibility
Detects both ferrous and non-ferrous metals including iron, steel, copper, and aluminum. -
Microcontroller Friendly
Easily interfaces with Arduino, Raspberry Pi, ESP8266, ESP32, and other development boards. -
Stable & Reliable Performance
Designed with noise filtering and optimized circuitry for consistent output in various environments. -
Low Power Consumption
Ideal for battery-powered and energy-efficient applications. -
User-Adjustable Sensitivity (on select models)
Potentiometer or software calibration allows tuning detection range as required.
Technical Specifications – Metal Detector Sensor Module
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Module Type: Metal Detector / Inductive Sensor Module
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Operating Voltage: 3.3 V – 12 V DC (varies by model)
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Current Consumption: ≤ 20 mA (typical)
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Detection Method: Electromagnetic induction
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Detection Distance: 2 mm – 60 mm (depending on coil size and metal type)
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Output Signal: Digital (HIGH/LOW) or Analog (variant dependent)
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Response Time: < 10 ms
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Detection Targets: Ferrous and non-ferrous metals
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Operating Temperature: –20°C to +60°C
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Interface Type: GPIO / Analog Output
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PCB Material: FR-4
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Mounting Type: Through-hole or screw mounting (model dependent)
Note: Detection range and sensitivity vary based on metal size, thickness, and orientation.
Applications of Metal Detector Sensor Module
The Metal Detector Sensor Module is widely used across industrial, commercial, and educational domains due to its adaptability and accuracy.
Security & Safety Systems
Used in security screening devices, access control systems, and concealed metal detection equipment to identify metallic objects efficiently.
Industrial Automation
Integrated into manufacturing lines, conveyor systems, and sorting machines to detect metal parts or identify unwanted metallic contaminants.
Robotics & Autonomous Systems
Ideal for line-following robots, obstacle detection, and object classification, enabling robots to detect metallic objects in real time.
DIY Electronics & Learning Projects
Popular among students, hobbyists, and researchers for learning sensor integration, signal processing, and embedded system design.
Quality Control & Inspection
Used in product inspection systems to ensure metallic components are present or to detect metal contamination in packaging.
Underground & Hidden Object Detection
Applied in basic underground metal detection projects, treasure-hunting prototypes, and wall-scanning devices.
Why Choose the Metal Detector Sensor Module?
The Metal Detector Sensor Module offers a perfect combination of precision, ease of use, and affordability. Its plug-and-play design minimizes development time, while its reliable detection capabilities ensure consistent results across applications. Whether you are developing an industrial system, building a robotic project, or conducting academic research, this module provides dependable metal detection performance.
With wide voltage compatibility, adjustable sensitivity options, and seamless microcontroller integration, this sensor module stands out as a practical solution for modern electronics and automation needs.
Enhance your project with the Metal Detector Sensor Module and achieve accurate, real-time metal detection with ease and confidence.
Package Includes:
1 x Metal Detector Sensor Module
FAQ
1. Where can we buy this Metal Detector Sensor Module?
This product is available online https://aiiottech.in/product/metal-detector-sensor-module/ and also available at our store in Pudupakkam/Kelambakkam, Chennai-603103
2. When can I get this Metal Detector Sensor Module after placing the order?
RGRJ AIIoT TECHNOLOGIES will immediately ship and deliver the product within 1-3 working days.
Video Link: DIY Metal Detector Kit




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