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Electronic component sensors are crucial for accurate data acquisition in various applications, from industrial automation to scientific research. Selecting the right sensor ensures reliable performance, prevents costly errors, and optimizes system efficiency. Understanding key specifications will help you find a sensor that meets your precise operational needs.
Build a 37-Module Sensor Lab: Add motion, distance, light, sound, temperature, touch, display and control functions to compatible UNO, MEGA, Nano, ESP-32 or STM32 projects for prototyping, classroom experiments and maker builds
Explore Input Sensors and Motion: Experiment with GY-521 motion sensing, PIR detection, ultrasonic ranging, temperature and humidity, DS18B20, flame, Hall, touch, light, sound, tilt, tracking and obstacle-avoidance modules
Add Displays, Timing and Control: Use the LCD1602, DS1307 real-time clock, joystick, rotary encoder, relay, buzzers, RGB LEDs and infrared modules to build clocks, alarms, counters, status displays and automated projects
Follow Guided Projects Materials: Use digital tutorial materials, datasheets, wiring diagrams and example code for compatible UNO R3, MEGA 2560 and Nano boards, then adjust thresholds, timing and logic to create custom experiments
Module-Only Expansion Kit: Controller board, USB cable, breadboard and jumper wires are not included; use 6.5–9 V DC only with the included power module, verify pin requirements before wiring and keep the laser emitter away from eyes
HC-SR04 consists of ultrasonic transmitter, receiver, and control circuit. When trigged it sends out a series of 40KHz ultrasonic pulses and receives echo from an object.
~Power supply: 5V DC; quiescent current: less than 2mA; effectual angle: less than 15°; distance: 3cm450cm; resolution: 0. 3 cm~
DUSK TO DAWN PHOTOCELL SENSOR SWITCH -- This photocell sensor switch will automatically turn on lights at dusk and off at dawn. No need for manual operation anymore. The delay feature in the outdoor light sensor prevents the accidental triggering off the...
MULTI VOLTAGE SWIVEL PHOTOSENSOR -- Handles between 120V and 277V and compatible with LED, CFL, fluorescent, incandescent and other types of bulbs, so you can use this photoelectric switch sensor in most various occasions such as outdoor lighting...
UL LISTED PHOTOCELL LIGHT SENSOR -- Covered with UL certificate, surge protection available, heavy-duty body, P65 Water-resistant, AC 120-277 input voltage, 50/60Hz, threaded diameter 1.06 inch, 5-20Lx on and 20-60Lx off operate level.
EASY TO INSTALL -- With a swivel mount, this outdoor light controller can be easily installed it at a precise spot focusing light. Just disconnect power, place screw thread of the SWITCH in the knockout hole and fasten with rubber gasket and zinc alloy...
RELIABLE QUALITY AND SERVICE -- UL listed, 3 year warranty available. Please feel free to contact us for refund or replacement if you have any questions or quality problem about the outdoor photocell sensor. We will response within 24 working hours
Hall switch integrated circuit using hall effect principle
Using semiconductor integration technology, the magnetic sensing of the manufacturing circuit
It consists of a voltage regulator, Hall voltage generator, differential amplifier, Schmidt trigger, temperature compensation and an open collector output stage circuit composed of magnetic sensitive sensor circuitry
Its input magnetic induction strength, the output is a digital voltage signal › See more product details
HC-SR04 Ultrasonic Sensor：This is a device that can use sound waves to measure the distance of an object. It measures distance by emitting a sound wave of a specific frequency and listening to the bounce of that sound wave. The distance between the...
Working Voltage: 5V DC；Quiescent current: less than 2mA
Ranging Distance：2cm - 450 cm；High precision: 0.3 cm
Effectual Angle: <15°
Test mode ：Test distance = ((Duration of high level)*(Sonic :340m/s))/2
Test mode :Using IO trigger for high level signal.( Not less that 10us),The Module sends eight 40 kHz automatically and detect whether there is a pulse signal back.
The detection zone: 0.78~196 in/ (2cm~500cm); High precision: up to 0.12 in/(0.3 cm) Effectual angle: less than 15°
Power supply: 5V DC; Quiescent current: less than 2mA.
Test distance = ((Duration of high level)*(Sonic :340m/s))/2
ALLECIN A3144 Hall Effect Sensor - commonly used electronic components.
Color: Black. Supply Voltage: 28 V ; Storage Temperature Range: -65°C to +170°C.
Features & Advantages: Superior Temp，Small Size，High Precision and Fast Response.
Widely Application: A3144 3144 OH3144 AH3144E Hall Effect Sensor is widely used in position detection, speed measurement, proximity switch, magnetic field detection applications.
Humanized packaging for easy storage and use. # Please confirm the voltage before purchasing.
Ultra-Thin & Responsive: The RP-C Pressure Sensor is a cutting-edge force sensitive resistor that offers rapid response times under 10ms. With a slim profile of just 0.4mm, this thin film pressure sensor is perfect for Arduino projects and other...
High Durability & Sensitivity: Engineered for over a million uses, the RP-C force sensor ensures consistent performance with less than 3% variance in resistance. Its high sensitivity triggers at a mere 20g of force, making it an ideal pressure sensor for...
Flexible & Versatile: This force sensor’s flexible design and static or dynamic pressure modes make it versatile for a wide range of applications. Whether for industrial use or DIY projects, the RP-C adapts to both static and dynamic pressures up to...
Stable & Reliable: With a default resistance threshold of less than 200kΩ for activation, the RP-C pressure sensor provides a stable and reliable performance. It operates flawlessly within a temperature range of -40°C to +85°C, ensuring durability and...
EMI & EDS Resistant: The RP-C pressure sensor is designed to be immune to electromagnetic interference (EMI) and electrostatic discharge (EDS), ensuring accurate readings without disruptions. Its hysteresis is maintained within +10%, demonstrating minimal...
One set contains 37 different sensor modules that give you a comprehensive understanding of the basics of Arduino and sensors.
A complete set of the most common and practical electronic components of the Arduino is the perfect choice for electronics enthusiasts.
Arduino enthusiasts can easily control and use these modules.
Including temperature sensors, water level sensors, pressure sensors,,infrared receiver modules, etc., to meet your different needs.
Whether you are learning Arduino or other controllers, sensors are a must, because we have to control the data, such as photoresistors, temperature sensors, infrared receiver modules, etc. are often used. This time, we put the sensors that most learners...
Last update on 2026-08-31 / Affiliate links / Images from Amazon Product Advertising API
How to Choose the Best Electronic Component Sensors
Accuracy and Precision
Consider the required level of accuracy for your application. Some tasks demand high precision, while others can tolerate a wider margin of error. Check the sensor's specifications for its stated accuracy and precision range to ensure it aligns with your project's demands.
Environmental Considerations
Sensors operate in diverse environments. Evaluate the conditions the sensor will face, such as temperature range, humidity, pressure, and potential exposure to chemicals or dust. Choose a sensor with an appropriate IP rating (Ingress Protection) and material composition to withstand these elements and ensure longevity.
Connectivity and Output
Determine how the sensor will interface with your existing system. Common output types include analog (voltage or current), digital (I2C, SPI, UART), or wireless protocols. Ensure compatibility with your microcontroller or data acquisition system for seamless integration and data transfer.
Frequently Asked Questions
What is the difference between accuracy and precision in sensors?
Accuracy refers to how close a sensor's measurement is to the true value. Precision, on the other hand, describes the repeatability of measurements; how close successive measurements are to each other, regardless of their closeness to the true value.
How do I choose the right sensor for a harsh industrial environment?
For harsh environments, look for sensors with high IP ratings (e.g., IP67 or IP68) to protect against dust and water ingress. Material selection is also key; stainless steel or ruggedized casings are often preferred for durability against chemicals and physical impact.
What are the most common output types for electronic sensors?
Common output types include analog signals like 0-5V or 4-20mA, which provide a continuous range of values. Digital outputs such as I2C, SPI, and UART offer discrete data transmission, often at higher speeds and with better noise immunity.
Can I use a sensor designed for one application in another?
While some sensors are versatile, it's generally best to use sensors designed for your specific application. Factors like operating range, environmental resistance, and output signals need to match the requirements of the new task to ensure reliable and accurate results.
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