Browse by category

SGBotic Products
Arduino
BBC micro:bit
Raspberry Pi
STEAM
machine learning
Audio / MP3
Breakout Boards
Cables
Camera / Lenses
Components
Development Boards
E-Textiles
Instruments
LED / LCD
Power / Batteries
Programmers
Prototyping
RFID / NFC
Robotics / Hardware
Sensors
Tools
Wireless
School & Uni Packs

Sensors

Accelerometers
Barometric / Pressure
Biometrics
Capacitive / Inductive
Compass / Magneto
Current
Flex / Force
Gas
GPS
Gyros
Infra-red
IMU
LiDAR
Light / Colour
Liquid / Flow
Motion
Sound
Temperature / Humidity
Ultrasonic
1 2 3
Oldest Items First
63 Per Page
Sharp Infrared Distance Sensor GP2Y0A41SK0F - 4 to 30cm
$12.00  
23 pc(s)
This popular sensor made by Sharp produces an analog output that varies from 3.1V at 4cm to 0.3V at 30cm. The sensor has a Japanese Solderless Terminal (JST) Connector. You can purchase a pre-made cable with connector that mates with this sensor. See 3-pin Cable for Sharp Sensors...
− +
Sharp Infrared Distance Sensor GP2Y0A21YK - 10 to 80cm
$12.70  
2 pc(s)
This popular sensor made by Sharp produces an analog output that varies from 3.1V at 10cm to 0.3V at 80cm. The sensor has a Japanese Solderless Terminal (JST) Connector. You can purchase a pre-made cable with connector that mates with this sensor - see 3-pin cable for Sharp Sensors...
− +
Sharp Infrared Distance Sensor GP2Y0A02YK - 20 to 150cm
$16.80  
5 pc(s)
This popular sensor made by Sharp produces an analog output that varies from 2.5V at 20cm to 0.4V at 150cm. The sensor has a Japanese Solderless Terminal (JST) Connector. You can purchase a pre-made cable with connector that mates with this sensor. See 3-pin Cable for Sharp Sensors...
− +
LV-MaxSonar-EZ0 - High-Performance Ultrasonic Range Finder
$48.00  
5 pc(s)
The LV-MaxSonar-EZ0 from Maxbotix offers very short to long-range detection and ranging, in an incredibly small package with ultra low power consumption. The LV-MaxSonar-EZ0 detects objects from 0-inches to 254-inches (645 cm) and provides sonar range information from 6-inches(15.24cm)...
− +
LV-MaxSonar-EZ4 - High-Performance Ultrasonic Range Finder
$48.00  
1 pc(s)
The LV-MaxSonar-EZ4 from Maxbotix offers very short to long-range detection and ranging, in an incredibly small package with ultra low power consumption. The LV-MaxSonar-EZ4 detects objects from 0-inches to 254-inches (6.45-meters) and provides sonar range information from...
− +
SRF02 Low Cost Single Transducer Ultrasonic Range Finder
$23.80  
Out-of-stock
The SRF02 is a single transducer ultrasonic rangefinder in a small footprint PCB. It features both I2C and a Serial interfaces. The serial interface is a standard TTL level UART format at 9600 baud,1 start, 2 stop and no parity bits, and may be connected directly to the serial ports on...
Out-of-stock
-15%
PIR Motion Sensor
$13.20 $15.50  
5 pc(s)
This is a simple to use motion sensor. Power it up and wait 1-2 seconds for the sensor to get a snapshot of the still room. If anything moves after that period, the 'alarm' pin will go low. Red wire is power (5 to 12V). White wire is GND. Black wire is open collector Alarm....
− +
Flex Sensor 4.5"
$29.50  
1 pc(s)
A simple flex sensor 4.5" in length. As the sensor is flexed, the resistance across the sensor increases. Patented technology by Spectra Symbol - they claim these sensors were used in the original Nintendo Power Glove . The resistance of the flex sensor changes when the metal pads...
− +
Flexiforce Pressure Sensor - 25lbs
$38.00  
5 pc(s)
This is a piezoresistive force sensor. The harder you press, the lower the sensor's resistance. Pressing hard, the resistance changes from infinite to ~300k. The sensor itself is thin and flexible, but the resistance does not change while being flexed. Resistance changes only when...
− +
Flexiforce Pressure Sensor - 1lb
$38.00  
1 pc(s)
This is a piezoresistive force sensor. The harder you press, the lower the sensor's resistance. Pressing hard, the resistance changes from infinite to ~300k. The sensor itself is thin and flexible, but the resistance does not change while being flexed. Resistance changes only when...
− +
-20%
TEMT6000 Breakout Board
$6.00 $7.50  
3 pc(s)
Basic breakout board for the TEMT6000 Ambient Light Sensor. Only what you need, nothing you don't. Sensor acts like a transistor - the greater the incoming light, the higher the analog voltage on the signal pin. Documents: Datasheet Wiring Example...
− +
Electret Microphone Amplifier - MAX4466 with Adjustable Gain
$13.00  
5 pc(s)
Add an ear to your project with this well-designed electret microphone amplifier. This fully assembled and tested board comes with a 20-20KHz electret microphone soldered on. For the amplification, we use the Maxim MAX4466, an op-amp specifically designed for this delicate task! The amplifier...
− +
Mini Photocell (LDR - Light Dependent Resistor)
$1.00  
68 pc(s)
This is a very small photocell. A photocell changes (also called a photodetector , CdS or photoconductive cell) resistance depending on the amount of light it is exposed to. These little sensors make great ambient light triggers (when light in the room turns on, do something)....
− +
-28%
Photo Interrupter GP1A57HRJ00F
$4.00 $5.55  
3 pc(s)
This sensor is composed of an infrared emitter on one upright and a shielded infrared detector on the other. By emitting a beam of infrared light from one upright to the other, the sensor can detect when an object passes between the uprights, breaking the beam. Used for many applications...
− +
Photo Interrupter GP1A57HRJ00F Breakout Board
$2.35  
4 pc(s)
A simple breakout PCB for the GP1A57HR photo interrupter. This PCB has three connections for PWR, GND, and Signal. When the gate is clear, SIG will be high (>4.9V). When the gate is blocked by a finger, writing utensil, food pellet, or anything else - SIG will go low (<0.4V)....
− +
Force Sensitive Resistor 0.5" (FSR402) - Male Pin Header
$9.90  
1 pc(s)
This is a force sensitive resistor with a round, 0.5" diameter, sensing area. This FSR will vary its resistance depending on how much pressure is being applied to the sensing area. The harder the force, the lower the resistance. When no pressure is being applied to the FSR its resistance will...
− +
Force Sensitive Resistor - Square (FSR406) - Male Pin Header
$15.50  
4 pc(s)
This is a force sensitive resistor with a square, 1.75x1.5", sensing area. This FSR will vary its resistance depending on how much pressure is being applied to the sensing area. The harder the force, the lower the resistance. When no pressure is being applied to the FSR its resistance will be...
− +
-21%
LPG Gas Sensor - MQ-6
$5.95 $7.50  
1 pc(s)
This is a simple-to-use liquefied petroleum gas (LPG) sensor, suitable for sensing  LPG (composed of mostly propane and butane) concentrations in the air. The MQ-6 can detect gas concentrations anywhere from 200 to 10000ppm. This sensor has a high sensitivity and fast response...
− +
Temperature Sensor - TMP36
$2.90  
375 pc(s)
The TMP36 are low voltage, precision centigrade temperature sensors. They provide a voltage output that is linearly proportional to the Celsius (centigrade) temperature. The TMP36 do not require any external calibration to provide typical accuracies of ±1°C at +25°C and ±2°C over the −40°C...
− +
Humidity Sensor - HIH-4030 Breakout
$26.60  
3 pc(s)
This is a breakout board for Honeywell's HIH-4030 humidity sensor. The HIH-4030 measures relative humidity (%RH) and delivers it as an analog output voltage. You can connect the output of the sensor directly to an ADC on a microcontroller; and, thanks to the sensor's near linear voltage...
− +
-30%
Force Sensitive Resistor - Small (FSR400) - Male Pin Header
$6.30 $9.00  
61 pc(s)
This is a small force sensitive resistor. It has a 0.16" (4 mm) diameter active sensing area. This FSR will vary its resistance depending on how much pressure is being applied to the sensing area. The harder the force, the lower the resistance. When no pressure is being applied to the FSR,...
− +
-20%
MEMS Microphone Breakout - INMP401 (ADMP401)
$12.80 $16.00  
1 pc(s)
This tiny breakout board features the ADMP401 MEMs microphone. One of the key advantages to this breakout and microphone is the bottom ported input. This means the microphone's input can fit flush against the enclosure of your project. Plus you will not have to deal with trying to solder the...
− +
Infrared Receiver Diode (TSOP38238)
$3.00  
33 pc(s)
Use this simple IR receiver for infrared remote control of your next project. With low power consumption and an easy to use package, it mates well with embedded electronics and can be used with common IR remotes. The TSOP38238 is a miniaturized receiver for infrared remote control...
− +
Sharp Digital Distance Sensor - 5cm
$14.95  
8 pc(s)
The  GP2Y0D805  and  GP2Y0D810  are Sharp’s smallest and fastest distance sensors. With a sample rate of almost 400 Hz and a sensing distance to 5 cm or 10 cm, respectively, these sensors provides attractive alternatives to shorter-range ...
− +
-31%
Tilt Sensor
$2.20 $3.20  
12 pc(s)
This basic tilt switch can easily be used to detect orientation. Inside the can are a pair of balls that make contact with the pins when the case is upright. Tilt the case over and the balls don't touch, thus not making a connection. There are numerous uses for these basic sensors,...
− +
Parallax PING))) Ultrasonic Sensor
$58.50  
2 pc(s)
Parallax's PING)))™ ultrasonic sensor provides a very low-cost and easy method of distance measurement. This sensor is perfect for any number of applications that require you to perform measurements between moving or stationary objects. Naturally, robotics applications are very popular but...
− +
HC-SR04 Low Cost Ultrasonic Module (5V Supply)
$3.45  
15 pc(s)
HC-SR04 ultrasonic sensor provides a very low-cost and easy method of distance measurement. This sensor measures distance using sonar. An ultrasonic (well above human hearing) pulse is transmitted from the unit and distance-to-target is determined by measuring the time required for the...
− +
HC-SR04 v2 - Low Cost Ultrasonic Sensor (3V to 5V Supply)
$3.95  
3 pc(s)
This product is the second generation of the popular HC-SR04 Low Cost Ultrasonic Sensor. Unlike the first generation HC-SR04 that can only operate between 4.8V to 5V DC, this new version has much wider input voltage range, allow it to work with controller operates on 3.3V. HC-SR04...
− +
Piezo Element
$2.90  
2 pc(s)
Piezo elements come in handy when you need to detect vibration or a knock. You can use these for tap or knock sensors pretty easily by reading the voltage on the output. They can also be used for a very small audio transducer such as a buzzer. Documents: Datasheet...
− +
Ultrasonic Range Finder - XL-Maxsonar EZL0 (MB1260)
$88.00  
2 pc(s)
The XL‑MaxSonar‑EZL0 offers the widest and most sensitive beam pattern of any indoor sensor we currently offer. This makes the XL-MaxSonar-EZL0 an excellent choice wherever wide beam detection, reliable people detection, or reliable small obstacle detection are required. In addition to...
− +
-71%
USB Weather Board
$50.00 $175.00  
2 pc(s)
Got weather? This board can handle it. The USB Weather Board includes onboard sensors for barometric pressure, humidity, temperature, and light level. We've also added headers in the new version so you can connect the board to the weather meters (not included), adding sensors for wind...
− +
BH1750 Ambient Light Sensor Breakout
$23.70  
5 pc(s)
BH1750FVI is an digital Ambient Light Sensor IC for I2C bus interface. This IC is the most suitable to obtain the ambient light data for adjusting LCD and Keypad backlight power of Mobile phone. It is possible to detect wide range at High resolution. Features I2C bus...
− +
Ultrasonic Range Finder - XL-Maxsonar EZ0 (MB1200)
$58.50  
4 pc(s)
The XL series of MaxSonars are a super high-performance version of the easy-to-use sonar range finder from Maxbotix . The XL series of this sensor features higher resolution, longer range, higher power output and better calibration when compared to the LV version . We are...
− +
Ultrasonic Range Finder - XL-Maxsonar EZ4 (MB1240)
$65.00  
4 pc(s)
The XL series of MaxSonars are a super high-performance version of the easy-to-use sonar range finder from Maxbotix . The XL series of this sensor features higher resolution, longer range, higher power output and better calibration when compared to the LV version . We are...
− +
Infra-red Phototransistor 940nm
$0.99  
28 pc(s)
This is a very simple, clear infrared phototransistor. These devices operate between 940-950nm and work well with our infrared LED . Phototransistors are similar to photoresistors (or LDR) but produce both current and voltage, while photoresistors only produce current....
− +
-26%
Thermistor 10K
$1.00 $1.35  
11 pc(s)
10K thermistor with a negative temperature coefficient. Good choice for temp-sensing aplications. Vishay part #: NTCLE100E3103JB0 Note: You get only one thermistor. Document: Datasheet
− +
FlexiForce Adapter
$25.00  
2 pc(s)
The FlexiForce Adapter makes it easy to interface a Tekscan FlexiForce Force Sensor to your microcontroller or PC. Just use the cable included with the adapter. We even give you a round plastic disc for the sensing pad. The FlexiForce sensor is an ultra-thin and flexible printed...
− +
Biomedical Sensor Pad (Pack of 10)
$15.00  
Out-of-stock
Note : This product is NOT a medical device and is not intended to be used as such or as an accessory to such nor diagnose or treat any conditions. This is a 10-pack of Biomedical Sensor Pads, disposable electrodes that can be used to measure EEG, ECG and EMG levels. these little pads are...
Out-of-stock
Sensor Cable - Electrode Pads (3 connector)
$10.50  
1 pc(s)
Note : This product is  NOT  a medical device and is not intended to be used as such or as an accessory to such nor diagnose or treat any conditions. This is your simple three conductor sensor cable with electrode pad leads. These cables are 24" long and feature a 3.5mm...
− +
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-...
− +
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...
− +
Ultimate GPS Breakout - 66 channel w/10 Hz updates - Version 3
$75.00  
2 pc(s)
The Ultimate GPS Breakout is built around the MTK3339 chipset, a no-nonsense, high-quality GPS module that can track up to 22 satellites on 66 channels, has an excellent high-sensitivity receiver (-165 dB tracking!), and a built in antenna. It can do up to 10 location updates a second for...
− +
RGB and Gesture Sensor - APDS-9960
$23.00  
2 pc(s)
This is the SparkFun RGB and Gesture Sensor, a small breakout board with a built in APDS-9960 sensor that offers ambient light and color measuring, proximity detection, and touchless gesture sensing. With this RGB and Gesture Sensor you will be able to control a computer, microcontroller,...
− +
-11%
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...
− +
-7%
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...
− +
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...
− +
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...
− +
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...
− +
-20%
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...
− +
-20%
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...
− +
-20%
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...
− +
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...
− +
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...
− +
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...
− +
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...
− +
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...
− +
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!...
− +
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...
− +
-20%
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...
− +
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...
− +
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...
− +
1 2 3