Sensors
153 Products Found
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18820
Adafruit ALS-PT19 Analog Light Sensor Breakout
Add a teeny analog light sensor, the ALS PT19 analog light sensor is a great way to upgrade a project that uses a photocell and needs RoHS compliance.
$2.50 USD
29170
Grove - Ear-clip Heart Rate Sensor
Grove Heart Rate Sensor Ear Clip that is perfect for experimentation!
$12.90 USD
$6.40 USD
29032
Grove - High Temperature Sensor
This isn't a plain outdoor thermometer - it has a range of -50 to 600°C.
$8.90 USD
29136
Seeed Grove - 3-Axis Digital Accelerometer
The H3LIS331DL is a low power high performance 3-axis linear accelerometer belonging to the "nano" family, with digital I2C serial interface standard output.
$27.50 USD
29140
Seeed Grove - Serial Camera Kit - 22.40 - 67.20
Grove - Serial Camera Kit includes one control board and two interchangeable lenses, one standard lens and one wide-angle lens.
$29.90 USD
35174
Rotary Encoder module on PCB with breakout
Rotary Encoder module with integrated push button. Perfect addition to that Arduino project!
$3.50 USD
51009
Pololu 38 kHz IR Proximity Sensor, High Brightness
Solid, accurate way of determining if something with within range!
$5.95 USD
51111
VL53L0X Time-of-Flight Distance Sensor Carrier with Voltage Regulator, 200cm Max
True real-time distance measuring up to 2M away!
$13.95 USD
29158
Grove - Barometer Sensor(BMP180)
This Grove module is a Bosch BMP180 high-precision, low-power digital barometer.
$13.95 USD
$14.95 USD
23226
MinIMU-9 V5 - IMU Digital Combo Board - 9 Degrees of Freedom
This is a breakout combo for the LSM6DS33 3-axis gyro/3-axis accelerometer and an LIS3MDL 3-axis magnetometer. With this board, you get a full 9 degrees of freedom!
$16.91 USD
TACT1
1.77mm Nickel Plated Steel Spring Tubing
1.77mm (.07") diameter nickel plated steel spring tubing for stiffer tactile sensor designs.
$0.40 USD
$4.50 USD
IR1
Infrared Optical Sensor
These infrared photodiodes are a proven light sensor in BEAM technology.
$1.35 USD
CDS
CdS Light Sensitive Resistor
The CdS is a light sensitive resistor offering a range of 160 ohm to 700k sensitivity.
$1.35 USD
QRD1114
Line Sensor
IR emitter and receiver in one package for close-range optical detection (sold individually)
$1.35 USD
$1.75 USD
WLeg
Wire Gumby Legs
Called "Gumby Legs" because this 3 foot length of 10-gauge solid copper wire is strong, yet reformable into different shapes.
$3.00 USD
GMWWS
Wheel Watcher Spacer for GM2/3
If you're using a Wheel Watcher with a GM2 or GM3, you need this encoder wheel spacer!
$1.95 USD
51510
Didel GM17 Encoder
Here's a really cool quadrature encoder and motor driver for the GM17 Gear motor designed by the micro-specialists at Didel.
$11.95 USD
31040
NunChucky Wii Nunchuck I2C Breakout Adapter
Use the NunChucky I2C Breakout Board Adapter to use your Wii Nunchuck controller in your own projects!
$3.00 USD
50486
LilyPad Light Sensor
This is a simple to use light sensor that outputs an analog value from 0 to 5V. With exposure to daylight, this sensor will output 5V.
$7.95 USD
50654
LilyPad Temperature Sensor
Detecting temperature changes has never been easier. The MCP9700 is a small thermistor type temperature sensor.
$5.00 USD
51080
Pololu Wheel Encoder (for 42x19mm wheel)
This quadrature encoder board is designed to hold two infrared reflectance sensors inside the hub of a Pololu 42x19mm wheel and measure the movement of the twelve teeth along the wheel's rim.
$15.00 USD
52068
Teensy Prop Shield LC
The Prop Shield LC is the stripped-down version of the Teensy Prop Sensor Shield (motion sensors removed)
$10.00 USD
40300
Devantech SRF02 Ultrasonic Ranger
Here's a low-cost ultrasonic ranger with I2C and serial interface, using a single element, and a 55 degree sensing angle.
$21.80 USD
40310
Devantech SRF05 Ultrasonic Ranger
The Devantech SRF05 is a solid, 2-element ultrasonic ranger featuring great range, and selectable 1 or 2 I/O interface
$25.00 USD
35231
MaxSonar-EZ0
The MaxSonar-EZ0 is a very tight-packaged, high-sensitivity single-element sonar module. Much like the very popular EZ1 module, the EZ0 offers higher sensitivity and slightly different coverage pattern
$26.95 USD
35190
PING))) Ultrasonic Range Finder
The PING))) Ultrasonic Range Finder is a simple to use ultrasonic ranging system that can be easily interface to any microcontroller.
$29.95 USD
35195
TSL1401 Linescan Imaging Sensor Daughterboard
The Parallax TSL1401 Linescan Imaging Daughterboard provides one-dimensional sight to almost any microcontroller.
$49.99 USD
$30.00 USD
40256
BittyBot Micro Line Sensor Kit
The Bittybot Micro Line sensor is a convenient way to build edge or line sensors, especially for MicroSumos!
$12.31 USD
40254
BittyBot Nano Line Sensor Kit
BittyBot's Nano line sensor kit is a tight and tidy .95" wide pair of sensors for detecting white/black differences, like a line on a surface. Ideal for line-followers or sumo edge detection!
$12.31 USD
40250
BittyBot ProxDots (2-pack) Kit
Looking for tiny proximity sensors? The BittyBot Proxdots are very small, and complete with IR modulated transmitter /receivers!
$14.21 USD
40251
BittyBot ProxDots (4-pack) Kit
Looking for tiny proximity sensors? The BittyBot ProxDots are very small, and complete with IR modulated transmitter / receivers!
$22.31 USD
40370
Devantech TPA81 8x1 Thermopile
This tidy little 1 row x 8 element thermopile sensor reads the temperature across a 41 degree sweep. And it can control a servo to automatically pan and create it's own thermal image!
$99.50 USD
35030
DS1620+ Serial Digital Thermometer
Looking for DS1620+ Serial Digital Thermometer ? The DS1620 Serial Digital Thermometer is a 9-bit serial thermometer with fail safe alarm. Order your DS1620 Serial Digital Thermometer online now !
$5.95 USD
35040
DS18B20+ Temperature Sensor
The DS18B20+ is a handy, 1-wire compatible temperature sensor, ideal for interfacing with the PICAXE!
$4.95 USD
33380
Phidgets Humidity/Temperature Sensor
This humidity/temperature sensor measures relative humidity from 10% to 95% with a typical error of ±2% RH at 55% RH
$50.00 USD
33440
Phidgets Precision Temperature Sensor
Temperature sensor with a range of -30°C to +80°C with a typical error of ±0.75°C in the 0°C to 80°C range.
$14.55 USD
35010
Sensirion Temp/Humidity Sensor
The Sensirion Temp/Humidity Sensor is an efficient sensor that measure the ambient temperature and humidity of the surrounding area.
$44.99 USD
35045
TMP36 Temperature Sensor
This is a tidy analog temperature sensor with a functional range of -40°C to +125°C
$3.20 USD
35185
Parallax PIR Motion Sensor (Rev B)
Check out this awesome PIR Motion Sensor, complete with infrared goodness!
$12.99 USD
35007
Parallax X-Band Motion Detector
You want to see something move? IR too boring? Sonar too "yesterday"? Try the 140.525GHz X-Band Motion Detector by Parallax!
$39.99 USD
33400
Phidgets Multi-turn Rotation Sensor
This sensor measures 10 full turns, 3600 degrees of rotation goodness.
$29.00 USD
14150
Phidgets Sensor Cable 60
Use this 60cm/24" sensor cable to plug in your Phidgets sensor to the Interface Kit 8/8/8.
$2.05 USD
50805
Flex Sensor 4.5"
A simple flex sensor 4.5" in length. As the sensor is flexed, the resistance across the sensor increases. COOL! Add it to your clothes - ideal for interfacing with LilyPad Arduino!
$14.95 USD
35160
IESF-R-5 Pressure Sensor
The IESF-R-5 Pressure Sensor is a variable resistance sensor where the output resistance is proportional to the force applied to the bulb.
$9.95 USD
33171
PhidgetInterfaceKit 8/8/8
The Phidget 8/8/8 Interface Kit uses the USB interface to connect 8 analog inputs, 8 digital inputs and 8 digital outputs to your Phidgets sensor network.
$115.00 USD
33071
Phidgets 1129 Touch Sensor
The 1129 is a capacitive touch sensor and can detect a touch through plastic, glass, or paper.
$11.00 USD
33030
Phidgets Force Sensor
The Phidget Force Sensor works with the Phidget 8/8/8, measuring up to 3 Kg of force.
$10.48 USD
21430
Parallax ColorPAL-Color and Light Sensor
The Parallax ColorPAL is a miniature color and light sensor which uses an RGB LED to detect and generate light for color sensing.
$24.99 USD
35194
QTI Sensor
When the QTI sensor is over a dark surface, the reflectivity is very low; when the QTI is over a light surface, the reflectivity is very high and will cause a different reading from the sensor.
$9.99 USD
50660
IMU Digital Combo Board - 6 Degrees of Freedom ITG3200/ADXL3
Need a tight and tidy way to measure 6-degrees of freedom? The SparkFun IMU Digital Combo Board, measures pitch, roll, yaw, and rate of acceleration on each axis in a very flat package!
$39.95 USD
50656
SparkFun Triple Axis Accelerometer - ADXL345
Breakout board for the Analog Device ADXL345. The ADXL345 is a small, thin, low power, 3-axis accelerometer with high resolution (13-bit) measurement at up to ±16G.
$19.00 USD
50658
Triple Axis Accelerometer Breakout - ADXL335
The ADXL335 is a triple axis accelerometer with extremely low noise and power consumption - only 320uA!
$15.00 USD
23210
ACS714 Current Sensor Carrier -5 to +5A
This board is a simple carrier for Allegro's ±5A ACS714 Hall effect-based linear current sensor. This version accepts a bidirectional current input with a magnitude up to 5
$9.95 USD
50825
AttoPilot Voltage and Current Sense Breakout
This is a small voltage and current sense PCB. DC current is determined by measuring a voltage drop across a pair of parallel 1 mOhm shunt resistors, then converted to a final analog voltage output by the TI INA-169.
$19.95 USD
33350
Phidgets Magnetic Sensor
This ratiometric linear Hall-effect sensor provides a voltage output that is proportional to the applied magnetic field.
$10.48 USD
33530
30 Amp Current Sensor AC&DC
This great little 30 Amp sensor works great on both AC and DC currents.
$31.00 USD
33310
Phidgets Circular Touch Sensor
Put your finger on the Phidgets circular touch, and it feeds the data back to your PC!
$40.00 USD
33300
PhidgetsLinearTouch Sensor
The Phidgets Linear Touch sensor returns the position of your finger on a slider back to your PC
$45.00 USD
14050
I2C-It Y-Cable Harness
The I2C-It is a great sensor, and is only more so when used as part of a greater chain. Use the I2C-It Cable harness to hook them up!
$2.50 USD
14160
Sensor Cable 350
The Phidgets Sensor Cable 350 is used for the analog input on the Phidget Interface Kit 8/8/8.
$2.99 USD
33100
Phidget Mini-Dual Axis Joystick
The Phidget Mini-Dual Axis Joystick is a dual axis mini joystick with momentary contact switch.
$14.29 USD
50830
SparkFun Logomatic v2 Datalogger
The Logomatic v2 takes everything about multiple logging projects and boils it down to an easy to use device, that is now more adaptable than ever!
$59.95 USD
46220
Voltage and Current Meter, 0-100VDC/10A, Red/Yel LED Display
For instant readout of present voltage and current in a system, this current meter fits the nerd. Did I say "nerd"? Meant "need". Really.
$8.95 USD
60175
Tact1 Tactile Sensor Mount Kit
This clever "spring-in-loop" sensor configuration is a well-proven touch-sensor for small to medium size robot applications
$2.60 USD
50560
20 Channel EM-506 SiRF III Receiver with Antenna
This complete module is built upon the same technology as the ET-301, but includes on-board voltage regulation, LED status indicator, battery backed RAM, and a built-in patch antenna!
$39.95 USD
$2.86 USD
33210
Phidget RFID - Credit Card Tag
The Phidget RFID - Credit Card Tag is a 125 kHz Credit Card Sized RFID Tag.
$1.90 USD
33132
PhidgetAdvancedServo 1-Motor
The 1066_1 PhidgetAdvancedServo 1-Motor allows you to control the position, velocity, and acceleration of one RC servo motor.
$40.00 USD
39130
QTI Line Follower Kit
The QTI Line Follower Kit adds line-following capability to the BoE-Bot.
$29.95 USD
33430
Phidgets Voltage Sensor
The Voltage Sensor measures the differential voltage between the input terminals and outputs the difference proportionally.
$19.60 USD
33360
Phidgets IR Distance Adapter
The IR Distance Adapter is designed to interface the Sharp GP2D12 sensor to the PhidgetInterfaceKit 8/8/8 or the PhidgetTextLCD.
$10.48 USD
33250
Phidget Vibration Sensor
The Phidget Vibration Sensor is a piezo deflection sensor for the Phidget 8/8/8.
$10.48 USD
33040
Phidgets SSR Relay
Looking for a Phidgets 3052 SSR relay? Boy, do we have them! If you need Phidgets stuff, we're the place!
$15.00 USD
33060
Phidget Rotation Sensor
The Phidget Rotation Sensor is a 300 deg. Rotation sensor for the Phidget 8/8/8.
$7.00 USD
33165
Phidget InterfaceKit 0/0/8
The Phidgets 0/0/8 controls 8 relays from the convenience of your connected PC
$85.71 USD
33180
Phidget InterfaceKit 0/0/4
The Phidget Interface Kit 0/0/4 is a simple usb device that allows you to control 4 relays via PC Software.
$60.00 USD
33290
PhidgetLED-64 Advanced
The PhidgetLED 64 allows you to independently control 64 Light Emitting Diodes. Each LED can be turned on and off, and its brightness controlled.
$115.00 USD
33320
Phidget IR Reflective Sensor 10cm
This sensor can detect the presence of objects at a distance of 0 to 10cm regardless of the object reflective properties.
$10.48 USD
33145
Phidgets Stepper motor controller - Unipolar 4-Motor
The PhidgetStepper Unipolar allows you to control the position, velocity, and acceleration of up to 4 unipolar stepper motors.
$75.00 USD
33090
Phidget Slider 60 Sensor
The Phidget Slider 60 Sensor is a 60mm slide sensor that works with the Phidgets 8/8/8.
$10.48 USD
33510
PhidgetTemperatureSensor Thermocouple 1-Input
Thermocouples are widely used to measure extreme temperatures impossible to measure with other types of sensors.
$60.00 USD
35235
Sharp Analog Distance Sensor 20-150cm
The Sharp line of analog infrared rangefinders are back, and with their usual high-level of noise and color immunity. These are great distance sensors that should be near the top of anybody's list for simple & effective obstacle detection!
$13.95 USD
29106
Grove - Gas Sensor (MQ9)
The Grove MQ9 sensor specializes in sensing Carbon Monoxide, Methane, and Liquified Petroleum Gas vapour.
$8.10 USD
50340
Electret Microphone Breakout
Audio sensors & mics have to be amplified just right for best response. Here's a tidy unit engineered by Sparkfun to make adding an electret mic to your project easy.
$5.95 USD
50342
MEMS microphone board
Newer MEMS microphones give much better response than older style electret mics, and they're smaller too.
$9.95 USD
29062
Grove - Ultrasonic Ranger
Ultrasonic distance sensor, featuring the plug-in-and-use Grove system.
$16.10 USD
29038
Grove - UV Sensor
Monitor ultraviolet (UV) radiation in the 240mn-400mn range using the Grove interface system.
$10.70 USD
29058
Grove - Infrared Receiver
Any project that requires talking to a standard 38kHz IR remote control will work well with this receiver.
$4.20 USD
29056
Grove - GSR Interface
Galvanic skin response measures the electrical conductance of skin. This Grove module makes it easy to measure the response across 2 fingers on a hand.
$9.90 USD
29074
Grove - Touch Sensor
It's a ready-to-use touch sensor switch compatible with the Grove system. Plug it in, tuck it in behind a non-metallic surface, and you are finished.
$4.20 USD