Sensors


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153 Products Found


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

29112

Grove - Loudness Sensor

Detect sound with this well-engineered Grove loudness sensor.

$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

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

TACT2

Dual Small Spring Sensor parts bundle

A pair of low-force omnidirectional tactile sensors

$4.50 USD

TACT3

Heavy Duty Sensor

A pair of heavy-duty omnidirectional tactile sensors

$5.00 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

SWT9

SPDT Snap Lever Switch

This SPDT snap lever switch is modifiable into tactile sensors.

$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

IR-LED

Infrared LED Emitter

Standard sized T1-3/4 infrared emitting LED.

$0.60 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

40253

BittyBot 3-Way Object Sensor

Left, Middle, Right short range sensors in a small package.

$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

33370

Phidgets IR Reflective Sensor 5mm

This sensor uses infrared technology to detect an object at 5mm by determining the difference between low reflective conditions (i.e. black) and high reflective conditions (i.e. white).

$6.67 USD

35005

MEAS Vibration Sensor

The MEAS Vibration sensor is flexible and durable.

$2.49 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

33080

Phidget Motion Sensor

This sensor can detect movement in areas up to 6 ft away.

$45.00 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.

$75.00 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

33150

PhidgetRFID Kit

This kit contains a 125 KHz RFID reader and additional parts.

$75.00 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

50831

OpenLog

OpenLog is an open source data logger. Simple to use, simple to change.

$24.95 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

33200

Phidget RFID - 30mm Disc Tag

The Phidget RFID - 30mm Disc Tag is a 125 kHz circular RFID Tag.

$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.

$125.00 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

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