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Ultrasonic
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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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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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Non-contact Liquid Level Sensor (PNP Output)
$19.95  
2 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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-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...
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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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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...
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-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...
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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)....
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Photo Interrupter Module (Straight)
$2.50  
6 pc(s)
This Photo Interrupter Module is widely used in motor speed detection, pulse count, the position limit, etc. It will trigger a signal when light between the sensor's gap is blocked. It works with 3.3V to 5VDC, and gives a HIGH on DO pin when the beam is blocked, and a LOW output when...
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Photo Interrupter Module (T-Shape)
$2.50  
5 pc(s)
This Photo Interrupter Module is widely used in motor speed detection, pulse count, the position limit, etc. It will trigger a signal when light between the sensor's gap is blocked. It works with 3.3V to 5VDC, and gives a HIGH on DO pin when the beam is blocked, and a LOW output when...
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Photocell Light Sensor Module (Analog Output)
$1.20  
8 pc(s)
The LDR Sensor Module is used to detect the presence of light / measuring the intensity of light. The output of the module goes LOW in the presence of light and it becomes HIGH in the absence of light. Features: Voltage: 3.3V~5V Analog output Dimensions: 21 x...
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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...
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-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....
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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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Pulse Oximeter & Heart-Rate Sensor - MAX30102
$6.99  
4 pc(s)
MAX30102 Sensor is an integrated pulse oximetry and heart-rate monitor module. It is equipped with a red and IR LEDs as well as a very sensitive photon detector. The idea is to pulse the different LEDs, then detect what shines back. Based on the reflected signature it's possible to measure...
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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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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,...
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RGB color Sensor With IR Filter & LED - TCS34725
$13.70  
Out-of-stock
The TCS34725 is probably the best color sensor on the market. It has a high sensitivity, wide dynamic range RGB and Clear light sensing elements. An integrated IR blocking filter minimizes the IR spectral component of the incoming light and allows color measurements to be made accurately. The...
Out-of-stock
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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Screw Nut Set for HC-SR04 Ultrasonic Sensor
$1.65  
21 pc(s)
This screw / bolt set is specially sourced for HC-SR04 Ultrasonic sensor. Each set consists 4 pieces of screws, nuts and washer. Screw length: 10mm
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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...
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SGBotic Ultimate SR04 RGB Ultrasonic Sensor - I2C
$13.95  
Out-of-stock
Based on the design of the popular HC-SR04, SGBotic Ultimate SR04 RGB Ultrasonic Sensor offers some interesting features in addition to the solid performance of the classic HC-SR04. This sensor improves on the classic by adding a microcontroller to process the information gathered by the...
Out-of-stock
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 ...
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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...
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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...
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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...
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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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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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Soil Moisture Sensor
$3.50  
10 pc(s)
This soil moisture sensor can read the amount of moisture present in the soil surrounding it. It's a low tech sensor, but ideal for monitoring an urban garden, or your pet plant's water level. This is a must have tool for a connected garden! This sensor uses the two probes to pass...
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Soil Moisture Sensor - Long Probe
$9.90  
Out-of-stock
This Soil Moisture Sensor is used to measure the moisture in soil and similar materials. The soil moisture sensor is pretty straight forward to use. The two long exposed metal rods function as probes for the sensor, together acting as a variable resistor. The more water that is in the soil...
Out-of-stock
SparkFun OpenScale
$50.50  
4 pc(s)
The 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 and offers a simple-to-use serial menu to configure calibration value, sample rate, time stamp and units of precision. Simply...
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-10%
SparkFun Photodetector Breakout - MAX30101 (Qwiic)
$30.15 $33.50  
3 pc(s)
The SparkFun Photodetector Breakout is an updated version of the SparkFun Particle Sensor Breakout includes the MAX30101, a highly sensitive optical sensor and successor to the MAX30105 and MAX30102. The MAX30101 Breakout utilizes a photon detector to measure the amount of returning light...
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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
SRF05 Low Cost Ultrasonic Range Finder w/Header
$28.90  
2 pc(s)
The SRF05 is an evolutionary step from the SRF04, and has been designed to increase flexibility, increase range, and to reduce costs still further. As such, the SRF05 is fully compatible with the SRF04. Range is increased from 3 meters to 4 meters. A new operating mode (tying the mode...
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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...
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Temperature Sensor - Waterproof (DS18B20) w/Interface Board
$12.90  
7 pc(s)
This sealed digital temperature probe lets you precisely measure temperatures in wet environments with a simple 1-Wire interface. The DS18B20 provides 9 to 12-bit (configurable) temperature readings over a 1-Wire interface, so that only one wire (and ground) needs to be connected from a...
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Temperature Sensor - Waterproof (DS18B20) w/Male Pin Header
$9.90  
5 pc(s)
This sealed digital temperature probe lets you precisely measure temperatures in wet environments with a simple 1-Wire interface. The DS18B20 provides 9 to 12-bit (configurable) temperature readings over a 1-Wire interface, so that only one wire (and ground) needs to be connected from a...
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-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...
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-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
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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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-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,...
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-22%
Type-K Thermocouple probe - 100mm
$6.99 $9.00  
7 pc(s)
This is a stainless steel Type-K Thermocouple probe for measuring temperature from 0 to 400°C. The thermocouple junction of the probe is grounded, providing faster respond to temperature change. The probe itself is 100mm long, 5mm diameter and with M8 thread. Total length of the sensor,...
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-30%
Type-K Thermocouple probe - 150mm
$6.99 $10.00  
10 pc(s)
This is a stainless steel Type-K Thermocouple probe for measuring temperature from 0 to 400°C. The thermocouple junction of the probe is grounded, providing faster respond to temperature change. The probe itself is 150mm long, 5mm diameter and with M8 thread. Total length of the sensor,...
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-36%
Type-K Thermocouple probe - 200mm
$6.99 $11.00  
5 pc(s)
This is a stainless steel Type-K Thermocouple probe for measuring temperature from 0 to 400°C. The thermocouple junction of the probe is grounded, providing faster respond to temperature change. The probe itself is 200mm long, 5mm diameter and with M8 thread. Total length of the sensor,...
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-7%
Type-K Thermocouple probe - 50mm
$6.99 $7.50  
5 pc(s)
This is a stainless steel Type-K Thermocouple probe for measuring temperature from 0 to 400°C. The thermocouple junction of the probe is grounded, providing faster respond to temperature change. The probe itself is 50mm long, 5mm diameter and with M8 thread. Total length of the sensor,...
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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...
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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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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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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...
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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...
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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...
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Ultrasonic Sensor with Waterproof Probe
$22.50  
6 pc(s)
Most ultrasonic distance sensors aren't waterproof which can be a problem if you need your project to withstand the elements outdoors. No need to worry any more! The probe of this sensor is waterproof and is suitable for outdoor applications such as car reversing sensors, security alarms,...
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-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...
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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
VL53L0X Time of Flight Distance Sensor - ~30 to 1000mm
$9.90  
5 pc(s)
The VL53L0X from ST Microelectronics is a time-of-flight ranging system integrated into a compact module. The sensor contains a very tiny invisible IR source, and a matching detector. It measures how long it takes for emitted pulses of infrared laser light to reach the nearest object and be...
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VL53L0X Time-of-Flight Distance Sensor Carrier with Voltage Regulator, 200cm Max
$22.50  
5 pc(s)
The VL53L0X from ST Microelectronics is a time-of-flight ranging system integrated into a compact module. This board is a carrier for the VL53L0X, so we recommend careful reading of the VL53L0X datasheet (1MB pdf) before using this product. The VL53L0 uses ST's FlightSense...
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VL6180X Time of Flight Distance Sensor - 60cm Max
$9.90  
2 pc(s)
This sensor is a breakout board for ST's VL6180X proximity and ambient light sensor, which measures the range to a target object up to 20 cm away (or 60 cm with reduced resolution). The VL6180X uses time-of-flight measurements of infrared pulses for ranging, allowing it to give accurate results...
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VL6180X ToF Distance Sensor Carrier with Voltage Regulator, 60cm Max
$18.95  
2 pc(s)
This sensor is a carrier/breakout board for ST's VL6180X proximity and ambient light sensor, which measures the range to a target object up to 20 cm away (or 60 cm with reduced resolution ). The VL6180X uses time-of-flight measurements of infrared pulses for ranging, allowing it to give...
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