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Load Sensor – 50kg
$5.95Light PacketThis load sensor can measure up to 50kg / 110 lbs and is the same type commonly found in digital bathroom scales -
Mini PIR Motion Detector
$6.95Light PacketThis is the smallest PIR sensor we carry - perfect for detecting motion at a range of up to 3 meters with a 100 degree field… -
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Optical Dust Sensor
$16.95This optical air quality sensor uses infrared light to detect particles in the air. It is especially effective in detecting very fine particles like cigarette… -
pH Sensor
$23.95This PH sensor can measure from 0-14pH within a temperature range of 0-60°C. The sensor itself outputs a very tiny voltage dependent on the pH,… -
pH Sensor Amplifier
$21.95This PH Sensor amplifier board is designed to work with our PH Sensor to provide a simple 0-5V analog output – perfect for Arduino! -
PIR Motion Sensor – Basic
$3.50SaleThis simple PIR sensor is compatible with 3.3 or 5V logic and features an adjustable detection range and output delay, which keeps the output high… -
Pressure Sensor – 0-0.2MPa
$29.95This rugged pressure sensor is designed for use in industrial and automotive applications. The sensor is rated to 0.2MPa (29 PSI) and outputs a 0.5… -
Pressure Sensor – 0-1.0MPa
$29.95This rugged pressure sensor is designed for use in industrial and automotive applications. The sensor is rated to 1MPa (145 PSI) and outputs a 0.5… -
Pressure Sensor – MPS20N0040D
$3.95This atmospheric pressure sensor works by measuring the differential pressure between your input (the port on the top of the chip) and the atmospheric pressure… -
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SparkFun Current Sensor Breakout – ACS723
$12.75Light PacketSaleThe SparkFun Current Sensor Breakout is a high accuracy board that utilizes the ACS723 for moderate AC and DC current sensing applications. The board can… -
SparkFun Indoor Air Quality Sensor – ENS160
$34.95Light PacketThe SparkFun ENS160 Indoor Air Quality Sensor is a digital multi-gas sensor capable of sensing volatile organic compounds (VOCs) including ethanol, toluene, hydrogen, and oxidizing… -
SparkFun Lightning Detector – AS3935
$39.95Light PacketThe SparkFun Lightning Detector adds lightning detection to your next weather station to make sure you are aware of any potential hazardous weather heading your… -
SparkFun OpenScale
$46.95The SparkFun OpenScale is a simple-to-use, open source solution for measuring weight and temperature. It has the ability to read multiple types of load cells… -
SparkFun Particle Sensor Breakout – MAX30101 – Qwiic
$33.95Light PacketSparkFun Particle Sensor Breakout utilizes a photon detector to measure the amount of returning light that is reflected back from the LEDs. This is useful for… -
SparkFun RGB and Gesture Sensor – APDS-9960
$23.25Light PacketSaleThe SparkFun RGB and Gesture Sensor is a compact breakout board featuring the powerful APDS-9960 sensor. This versatile sensor provides ambient light and color measurement,… -
SparkFun Single Lead Heart Rate Monitor – AD8232
$24.50Light PacketSaleThe SparkFun AD8232 Single Lead Heart Rate Monitor is a cost-effective board used to measure the electrical activity of the heart. This electrical activity can… -
SparkFun Soil Moisture Sensor
$8.95Light PacketThe SparkFun Soil Moisture Sensor is a simple device designed to measure the moisture content of soil. It uses a very basic resistive sensing principle,… -
SparkFun Temperature Sensor – STTS22H (Qwiic)
$11.95Light PacketThe SparkFun STTS22H Temperature Sensor is a Qwiic-enabled breakout board based on the ultralow-power, high-accuracy, STTS22H digital temperature sensor. -
SparkFun ToF Range Finder Sensor – VL6180
$39.95Light PacketThis is the SparkFun “Time-of-Flight” Range Finder, a sensor board for the VL6180 distance sensor. Unlike most distance sensors that rely on reflected light intensity… -
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Thermocouple Type-K Steel Braid Insulated
$7.95Light PacketThermocouples are great for measuring the temperature in situations where a standard temperature probe would melt! While most standard temperature sensors will allow you to… -
Ultrasonic Distance Sensor – Weatherproof
$18.95With a weather resistant sensor housing, this ultrasonic distance sensor is very similar to those used on modern park assist modules in cars and ideal… -
Vibration Switch – SW-520D
$0.50Light PacketA vibration sensor is a simple, low cost, way to detect vibration or tilt in a specific direction. Vibration causes a small metal ball to… -
Weather Meters
$139.95This package of sensors specifically focuses on wind and rain. The kit includes an anemometer to measure wind speed, a wind vane to measure wind… -
Analog UV Light Sensor
$10.95Light PacketExtend your light-sensing spectrum with this analog UV sensor module. It uses a UV photodiode, which can detect the 240-370nm range of light (which covers… -
HTU21D-F Temperature & Humidity Breakout Board
$18.95Light PacketThe HTU21D-F is a small temperature and humidity sensor. Because It is so small, Adafruit has mounted it on this handy breakout board with all… -
MCP9808 High Accuracy Temperature Sensor
$7.95Light PacketWith a typical accuracy of ±0.25°C over the sensor's -40°C to +125°C range and a resolution of 0.0625°C the MXP9808 is extremely precise! The board… -
DS18B20 Digital Temperature Sensor
$6.95Light PacketThis DS18B20 Digital temperature sensor is a pre-wired version of the standard "1 Wire" temperature sensor. The sensor is encased in a weatherproof housing and… -
IR Analog Distance Sensor (4-30 cm)
$12.95This distance sensor uses infrared light to detect distances between 4 and 30cm away. The output is an analog signal ranging from approximately 2.7VDC at… -
Ultrasonic Distance Transducer – HC-SR04
$3.95An ultrasonic sensor is an electronic device that measures distance or detects the presence of objects by emitting and receiving ultrasonic sound waves. This specific… -
Ultrasonic Distance Transducer – HY-SRF05
$5.95Meet the HY-SRF05 – a longer range, more precise ultrasonic sensor. These sensors use a pulse of ultrasonic sound and listen for a response. Since… -
IR Sensor – 38KHz
$2.95Light PacketThis infrared sensor is tuned to 38KHz – perfect for receiving commands from TV remotes and most other infrared based remote controls. The sensor runs… -
Round Force-Sensitive Resistor
$7.95Light PacketA force sensitive resistor (FSR) is a type of resistor that changes its resistance based on the amount of pressure or force applied to it.…