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Newest Items First
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Triple Axis Accelerometer Breakout - H3LIS331DL
$17.50 $18.90  
Out-of-stock
The SparkFun H3LIS331DL Triple Axis Accelerometer Breakout is a low-power, high-g accelerometer with I2C and SPI interface options. Though not necessarily good at detecting minute changes, the H3LIS331DL is great for grueling conditions that normal accelerometers aren't suited for. With a...
Out-of-stock
Non-contact Liquid Level Sensor (Open Collector Output)
$19.95  
4 pc(s)
This non-contact liquid level sensor can be triggered when the liquid level fall below the sensor attached to the outside surface of a non-metal container. Unlike traditional liquid level sensors, it does not need to be immersed into liquid. So, in this way, liquid will not be contaminated...
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Ultrasonic Range Finder - I2CXL-Maxsonar EZ4 (MB1242)
$58.50  
2 pc(s)
The I2CXL-MaxSonar-EZ sensors now feature an I2C bus. This allows for easy I2C integration and multisensor operation using a single bus. The I2CXL‑MaxSonar‑EZ4 has the highest noise tolerance and narrowest beam of any of our indoor sensors. The sensor is designed and calibrated to...
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Infrared Obstacle Avoidance Sensor
$1.95  
10 pc(s)
The Infrared Obstacle Avoidance Sensor has a pair of infrared transmitting and receiving sensors. The infrared LED emits Infrared signals at certain frequency and when an obstacle appears on the line of infrared light, it is reflected back by the obstacle which is sensed by the receiver....
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Basic Temperature-Humidity Sensor Breakout - DHT11
$5.50  
6 pc(s)
The DHT11 is a basic, ultra low-cost digital temperature and humidity sensor. It uses a capacitive humidity sensor and a thermistor to measure the surrounding air, and spits out a digital signal on the data pin (no analog input pins needed). Its fairly simple to use, but requires...
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RPLIDAR A2M8 360° Laser Scanner - 12 Meters
$499.95  
1 pc(s)
IMPORTANT: This version (A2M8R4), with maximum laser power of 5mW, is a class 3a laser apparatus and does not require license to possess or use. The laser power of newer version (A3) has increased to 10-12mW which make it a controlled class 3b apparatus. Licenses are required to legally...
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BMP280 I2C or SPI Barometric Pressure & Altitude Sensor
$18.60  
Out-of-stock
Bosch has stepped up their game with their new BMP280 sensor, an environmental sensor with temperature, barometric pressure that is the next generation upgrade to the BMP085/BMP180/BMP183. This sensor is great for all sorts of weather sensing and can even be used in both I2C and SPI!...
Out-of-stock
Smart Dust Sensor - SM-PWM-01C
$19.90  
5 pc(s)
This is a dust sensor that detects the dust particle concentration in air by using optical sensing method. An infrared light emitting diode (IR LED) and a photo-sensor are optically arranged in the device. The photo-sensor detects the reflected IR LED light by dust particles in air. The...
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Optical Dust Sensor - GP2Y1014AU0F
$19.90  
2 pc(s)
Sharp's GP2Y1014AU0F is an optical air quality sensor, designed to sense dust particles. An infrared emitting diode and a phototransistor are diagonally arranged into this device, to allow it to detect the reflected light of dust in air. It is especially effective in detecting very fine...
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Mechanical Kit For Digital Scale
$19.90  
Out-of-stock
This Mechanical Kit For Digital Scale is designed for our 1kg, 2kg and 5kg Straight Bar Load Cell. It contains two 5mm thick acrylic plats and mounting kit to secure the load cell and HX711 amplifier. Though the mounting holes match all our Straight Bar Load Cell, it is not recommend for 10kg...
Out-of-stock
Through-Beam Infrared Sensor Kit - 30cm
$7.90  
8 pc(s)
This Through-Beam Infrared Sensor Kit consists of two separate components: an Infrared transmitter and detector. They work by having an transmitter side that sends out a beam of human-invisible infrared light, then a detector across the way which is sensitive to that same light. When an...
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ZX Distance and Gesture Sensor
$31.95 $39.90  
2 pc(s)
The ZX Distance and Gesture Sensor is a touchless sensor that is capable of looking for simple gestures. Developed in conjunction with XYZ Interactive , the sensor uses their GestureSense® technology to recognize the distance of an object away from the sensor up to about 12 inches (30cm,...
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Water Sensor - Small
$2.10  
4 pc(s)
This Water Sensor is designed for water detection, which can be used in sensing the water level and leakage. This sensor works by having a series of exposed copper traces which will turn on the transistor when water droplets shot the copper traces. This sensor works with the digital I/O...
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Water Sensor - Large
$2.50  
2 pc(s)
This water sensor is designed to detect water, which can be used to sense water level and leakage. It works by using exposed copper traces to detect the presence of water droplets. The sensor board has a sensing area of 47 x 36mm. The on-board potentiometer is used to set the threshold for...
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Load Sensor - 50kg
$7.90 $9.90  
12 pc(s)
This load cell / sensor, sometimes called a strain gauge, is the same one found in digital bathroom scales. Each straight bar load cell is made from an aluminum-alloy and is capable of measure up to about 50kg. Documents : Specifications Load Sensor Tutorial (NerdKits)
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MQ-3 Gas Sensor (Alcohol)
$4.50  
3 pc(s)
This alcohol sensor is suitable for detecting alcohol concentration on your breath, just like your common breathalyzer. It has a high sensitivity and fast response time. The sensitivity of the sensor can be adjusted by potentiometer. Features Good sensitivity to alcohol gas...
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MQ-4 Gas Sensor (Natural Gas)
$4.20  
5 pc(s)
This MQ4 Gas Sensor module is useful for gas leakage detection. It is suitable for detectingI Methane, Propane, Butane, and other combustible gas. The sensitivity of the sensor can be adjusted by potentiometer. Features Good sensitivity to wide range of combustible gas High...
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MQ-5 Gas Sensor (LPG, Natural Gas)
$4.20  
3 pc(s)
This MQ5 Gas Sensor module is useful for gas leakage detection. It is suitable for detectingI Methane, Propane, Butane, and other combustible gas. The sensitivity of the sensor can be adjusted by potentiometer. Features High sensitivity to LPG, natural gas Low sensitivity...
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MQ-6 Gas Sensor (Propane, Butane and LPG)
$4.20  
3 pc(s)
This MQ6 Gas Sensor module is useful for gas leakage detection. It is suitable for detectingI Propane, Butane and LPG, and other combustible gas. The sensitivity of the sensor can be adjusted by potentiometer. Features Good sensitivity to wide range of combustible gas...
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MQ-7 Gas Sensor (Carbon Monoxide)
$4.50  
2 pc(s)
This is a simple-to-use Carbon Monoxide (CO) sensor, suitable for sensing CO concentrations in the air. The MQ-7 can detect CO-gas concentrations anywhere from 20 to 2000ppm. The sensitivity of the sensor can be adjusted by potentiometer. Features Good sensitivity to Carbon...
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MQ-8 Gas Sensor (Hydrogen)
$4.50  
2 pc(s)
This is a simple-to-use hydrogen gas sensor, suitable for sensing hydrogen concentrations in the air. The MQ-8 can detect hydrogen gas concentrations anywhere from 100-10000ppm. This sensor has a high sensitivity and fast response time. The sensitivity of the sensor can be adjusted by...
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MQ-9 Gas Sensor (Carbon Monoxide / Combustible)
$4.50  
4 pc(s)
This is a simple-to-use Carbon Monoxide / Combustible gas sensor, suitable for sensing Carbon Monoxide / Combustible gas concentrations in the air. The MQ-9 can detect Carbon Monoxide / Combustible gas concentrations anywhere from 100-10000ppm. This sensor has a high sensitivity and fast...
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MQ-135 Gas Sensor For Indoor Air Quality Monitor
$4.50  
2 pc(s)
This is a simple-to-use gas sensor for indoor air quality monitor, suitable for sensing NH3, NOx, alcohol, Benzene, smoke and CO2 in the air. The MQ-135 can detect NH3 and Alcohol gas concentrations anywhere from 10-300ppm and Benzene from 10-1000ppm. This sensor has a high sensitivity and...
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MQ-2 Gas Sensor (LPG, Propane, Hydrogen, Methane)
$4.20  
2 pc(s)
This MQ2 Gas Sensor module is useful for gas leakage detection. It is suitable for detectingI LPG, Propane, Hydrogen, Methane and other combustible steam. The sensitivity of the sensor can be adjusted by potentiometer. Features Good sensitivity to wide range of combustible gas...
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Flame Sensor Module
$1.90  
2 pc(s)
This Flame Sensor Module is sensitive to infra-red wavelength between 760 nm to 1100 nm that is emitted from fire flame. The module has 2 outputs: Analogue, which gives a real-time voltage output signal on thermal resistance, and Digital which allows temperature thresholds to be set via a...
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MAX6675 Temperature Sensor Kit with K-Type Thermocouple
$9.99  
3 pc(s)
Thermocouples are very sensitive, requiring a good amplifier with a cold-compensation reference. This MAX6675 breakout board does everything for you, and can be easily interfaced with Arduino, micro:bit, Raspberry Pi and any other microcontroller via 12-bit resolution SPI bus. A...
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Load Cell - 2kg, Straight Bar
$7.90 $9.90  
20 pc(s)
This straight bar load cell (sometimes called a strain gauge) can translate up to 2kg of pressure (force) into an electrical signal. Each load cell is able to measure the electrical resistance that changes in response to, and proportional of, the strain (e.g. pressure or force) applied to the...
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3-Pin Cable for Sharp Distance Sensors / SRF01 (w/Male Pin Header)
$2.90  
13 pc(s)
This 30cm cable has 26 AWG wires and a 3-pin female JST PH-style connector that works with Sharp Infra-red distance sensors: GP2Y0A02YK , GP2Y0A21YK and GP2Y0A41SK0F . The other ends of the wires are terminated with male pin header. The wire color scheme matches the Sharp distance sensor...
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Analog Capacitive Soil Moisture Sensor- Corrosion Resistant
$14.90  
2 pc(s)
This product measures soil mositure levels by capacitive sensing, rather than resistive sensing like other types of moisture sensor. It is made of a corrosion resistant materal giving it a long service life. Insert it into soil and impress your friends with the real-time soil moisture data!...
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Breakout Board for Electret Microphone
$10.95  
2 pc(s)
This small breakout board couples an Electret microphone (100Hz–10kHz) with a 60x mic preamplifier to amplify the sounds of voice, claps, door knocks or any sounds loud enough to be picked up by a microcontroller's analog-to-digital converter. Each breakout comes fully assembled and works...
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Soil Moisture /Temperature Sensor - SHT10
$29.95  
1 pc(s)
Take your gardening project to the next level with a SHT-10 based soil sensor. The sensor includes a temperature/humidity sensor module from Sensiron in a sinter metal mesh encasing. The casing is weatherproof and will keep water from seeping into the body of the sensor and damaging it, but...
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AltIMU-10 v5 Gyro, Accelerometer, Compass, and Altimeter (LSM6DS33, LIS3MDL, and LPS25H Carrier)
$45.00  
Out-of-stock
The Pololu AltIMU-10 v5 is a compact (1.0″ × 0.5″) board that combines ST's LSM6DS33 3-axis gyroscope and 3-axis accelerometer, LIS3MDL 3-axis magnetometer, and LPS25H digital barometer to form an inertial measurement unit (IMU) and altimeter. These sensors are great ICs, but their...
Out-of-stock
Ultrasonic Range Finder - HRXL-MaxSonar-WR
$195.00  
2 pc(s)
This outdoor sensor provides very short to long distance detection and ranging in a compact, robust PVC housing. The ultrasonic sensor meets the IP67 water intrusion standard and matches standard electrical ¾-inch PVC pipe fittings. High output acoustic power combined with continuously...
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PIR Motion Sensor (w/Adjustable delay and Sensitivity)
$4.20  
9 pc(s)
PIR sensors are used to detect motion from pets/humanoids from about 20 feet (~6 meters) away. This one has an adjustable delay before firing (approx 2-4 seconds) and adjustable sensitivity. You can easily reposition the sensor or mount it using the two holes on either side Runs on...
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Load Cell Amplifier - HX711
$14.20  
3 pc(s)
This Load Cell Amplifier is a small breakout board for the HX711 IC that allows you to easily read load cells to measure weight. By connecting the amplifier to your microcontroller you will be able to read the changes in the resistance of the load cell and with some calibration you'll be able...
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Load Cell - 1kg, Straight Bar
$7.90 $9.90  
5 pc(s)
This straight bar load cell (sometimes called a strain gauge) can translate up to 1kg of pressure (force) into an electrical signal. Each load cell is able to measure the electrical resistance that changes in response to, and proportional of, the strain (e.g. pressure or force) applied to the...
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Load Cell - 5kg, Straight Bar
$7.90 $9.90  
Out-of-stock
This straight bar load cell (sometimes called a strain gauge) can translate up to 5kg of pressure (force) into an electrical signal. Each load cell is able to measure the electrical resistance that changes in response to, and proportional of, the strain (e.g. pressure or force) applied to the...
Out-of-stock
-20%
Load Cell - 10kg, Straight Bar
$7.90 $9.90  
1 pc(s)
This straight bar load cell (sometimes called a strain gauge) can translate up to 10kg of pressure (force) into an electrical signal. Each load cell is able to measure the electrical resistance that changes in response to, and proportional of, the strain (e.g. pressure or force) applied to...
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Load Cell - 20kg, Straight Bar
$7.90 $9.90  
4 pc(s)
This straight bar load cell (sometimes called a strain gauge) can translate up to 20kg of pressure (force) into an electrical signal. Each load cell is able to measure the electrical resistance that changes in response to, and proportional of, the strain (e.g. pressure or force) applied to...
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Liquid Flow Meter - Plastic 1/2" NPS Threaded - Clear
$15.90  
Out-of-stock
Measure liquid/water flow for your solar, computer cooling, or gardening project using this handy basic flow meter. This sensor sit in line with your water line, and uses a pinwheel sensor to measure how much liquid has moved through it. The pinwheel has a little magnet attached, and there's...
Out-of-stock
Grove - Alcohol Sensor
$11.50  
2 pc(s)
Alcohol sensor is semiconductor sensor for alcohol detection. It has good sensitivity and fast response to alcohol, suitable for portable alcohol detector. Features : Power requirements: 5 VDC @ ~120 mA (heater on) Detection Gas: Alcohol Concentration: 20-1000ppm Alcohol Interface: 1 TTL...
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Electret Microphone Amplifier - MAX9814 with Auto Gain Control
$14.00  
2 pc(s)
Add an ear to your project with this well-designed electret microphone amplifier with AGC. This fully assembled and tested board comes with a 20-20KHz electret microphone soldered on. For the amplification, we use the Maxim MAX9814, a specialty chip that is designed for amplifying electret...
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Humidity and Temperature Sensor - DHT11
$4.95  
1 pc(s)
The DHT11 is a basic, ultra low-cost digital temperature and humidity sensor. It uses a capacitive humidity sensor and a thermistor to measure the surrounding air, and spits out a digital signal on the data pin (no analog input pins needed). Its fairly simple to use, but requires...
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Adjustable Infrared Reflection Sensor (3- 50cm)
$12.50  
4 pc(s)
This is a simple to use infra-read sensor switch. Power it up with 5V and it can detects object within 3 to 50cm. It is widely used in mobile robot for obstacle detection, interactive media, industrial assembly line and many other applications. The detection distance can be adjusted from 3-...
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Non-Invasive Current Sensor - 30A
$15.50 $17.50  
1 pc(s)
This non-invasive current sensor (also known as a “split core current transformer”) can be clamped around the supply line of an electrical load to tell you how much current is passing through it. It does this by acting as an inductor and responding to the magnetic field around a...
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ISL29125 RGB Light Sensor
$12.50 $13.50  
2 pc(s)
If you’ve had ideas for a project that depends on the ability to sense different spectrums of visible light and react based on those measurements, the ISL29125 breakout board may be just what you need. The ISL29125 breakout board makes it very easy to sense and record the light intensity...
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USB-ISS - Enhanced USB-I2C Module
$45.00  
Out-of-stock
The USB-ISS Multifunction USB Communications Module provides a complete interface between your PC and the I2C bus, SPI bus, a Serial port and general purpose Analogue Input or Digital I/O. The module is powered from the USB. Operating voltage is selectable between 3.3V and 5V and...
Out-of-stock
QTR-8A Reflectance Sensor Array
$15.00  
1 pc(s)
The QTR-8A reflectance sensor array is intended as a line sensor, but it can be used as a general-purpose proximity or reflectance sensor. The module is a convenient carrier for eight IR emitter and receiver (phototransistor) pairs evenly spaced at intervals of 0.375" (9.525 mm). Each...
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