Sensors


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152 Products Found


29050

Grove - Flame Sensor

An adjustable-sensitivity flame sensor, with Grove interface compatibility.

$6.90 USD

29054

Grove - Air Quality Sensor

Detect carbon monoxide, alcohol, acetone, paint thinner, formaldehyde and other gasses with this plug-and-use Grove module.

$10.70 USD

29060

Grove - Infrared Emitter

Convenient plug-in-and-use Infrared emitter module for the Grove system.

$4.20 USD

29068

Grove - I2C Color Sensor

I2C Color Sensor based on the TCS3414CS.

$21.50 USD

18908

Adafruit Assembled Data Logging shield for Arduino

The engineers at Adafruit have come up with a nice little datalogger shield, this time (mostly) assembled!

$15.95 USD

33461

Precision Light Sensor

The Precision Light Sensor measures human perceptible light level in lux.

$7.00 USD

51005

QTR-1A Reflectance Sensor (2-Pack)

The QTR-1A reflectance sensor carries a single infrared LED and phototransistor pair in an inexpensive, tiny 0.5" x 0.3" module that can be mounted almost anywhere and is great for edge detection and line following applications. This sensor is sold in packs of two units.

$4.25 USD

33420

Voltage Divider

The Voltage Divider eliminates the need to connect a resistor to an analog input by putting a high precision potentiometer on the board to allow the adjustment of the 'fixed' resistor.

$7.00 USD

50808

Flex Sensor (2.2")

Patented technology by Spectra Symbol - they claim these sensors were used in the original Nintendo Power Glove. I love the Nintendo Power Glove. It's so bad!

$7.95 USD

50662

SparkFun Liquid Level Sensor

Need to measure fluid levels? This eTape sensor is a solid state, continuous fluid level sensor ideal for non-nasty environments (but including water).

$39.95 USD

50826

Carbon Monoxide Sensor - MQ-7

This is a simple-to-use Carbon Monoxide (CO) sensor, suitable for sensing CO concentrations in the air. The MQ-7 can detect CO concentrations anywhere from 20 to 2000ppm.

$7.25 USD

50807

Force Sensitive Resistor - Square

These sensors are simple to set up and great for sensing pressure, but they aren't incredibly accurate. Use them to sense if it's being squeezed, but you may not want to use it as a scale.

$7.95 USD

50803

Force Sensitive Resistor (0.5")

These sensors are simple to set up and great for sensing pressure, but they aren't incredibly accurate. Use them to sense if it's being squeezed, but you may not want to use it as a scale.

$6.95 USD

50664

Humidity Sensor - HIH-4030 Breakout

This SparkFun breakout board houses the Honeywell's HIH-4030 humidity sensor. The HIH-4030 measures relative humidity (%RH) and delivers it as an analog output voltage.

$16.95 USD

18101

LK162-12-E Extended Temperature option

This unit is used in a variety of industrial applications such as computer server systems and web application control systems.

$59.95 USD

50824

Gas Sensor Breakout Board

Simple breakout board for the SparkFun MQ-3, MQ-4, MQ-6 and MQ-7 gas sensors. 

$0.95 USD

52225

SYSTEM 6-in-1 Universal Remote Control

A remote! Control! For controllify-ing all your remotes! Now this remote could be used as the classic universal type remote but hey what fun it that?!?! Use this remote to control Robots, scorpions, and other ThingMs....er...things! Well maybe not scorpions but snakes for sure!

$5.00 USD

35187

Parallax Wide Angle PIR Sensor

Check out this awesome PIR Motion Sensor, complete with infrared goodness!

$12.99 USD

50404

Electret Microphone

Small electret microphone. Useful in acoustic and audio applications, voice recordings.

$1.25 USD

35238

Sharp Analog Distance Sensor 10-80cm

The GP2Y0A21 Sharp distance sensor is a great way to add obstacle avoidance or motion sensing to your robot or any other project. With a detection range of 4" to 32" and an analog voltage indicating the distance, this sensor is very easy to use.

$9.95 USD

17700

5mm Water-clear Phototransistor

This 5mm Water-clear Phototransistor will pick up visible and infrared light and conduct current. When light reaches this high sensitive/fast response time component it's much like current reaching the base of a transistor which allows current to flow from collector to emitter.

$0.45 USD

45075

Sharp Sensor Cable, 20cm

You'll save tons of time and won't need the soldering iron for these Sharp infrared sensor cables! These cables allow you to easily interface Sharp infrared sensors to your robotics project without the need for soldering.

$1.95 USD

50867

SparkFun VCNL4000 Infrared Emitter Breakout

We've had an eye on this Vishay sensor for a while - smart, tidy, and small. Thanks to SparkFun for breaking it out so you can use this to measure ambient light, and physical proximity in a single sensor!

$6.00 USD

35055

Low Sensitivity Unipolar Magnetic Hall Effect Switch

This Melexis US5881LUA (flat TO-92 package) magnetic sensor features a low sensitivity, unipolar design, meaning that it won't be affected by earth's magnetic field, and only responds to a change in one polarity. This particular model responds only to a South-pole magnetic field.

$2.00 USD

50673

V.Torch Antenna GPS Embedded SMA

This V.Torch VTGPSIA-3 embedded antenna is designed to mate with GPS units with a IPEX/MMCX connector.

$11.95 USD

52170

Coobro Geo Kit

A hand-held GPS that YOU build, and fulfills a different task - no map display, just a pointer for which way to go! Use the Coobro Geo to help you find geocaches, store and navigate between hot fishing spots, or simply find your car after a hike.

$29.96 USD

50676

Antenna GPS 3V Magnetic Mount SMA

Magnet mount antenna for GPS modules operating at 3V. Designed for use with automobiles - the magnet will hold the antenna in place at speeds greater than 100mph. 5 meter cable terminated with standard male SMA connector.

$12.95 USD

35114

HRLV-MaxSonar-EZ1

Looking for a distance sensor that will get you precise readings in the 1mm range? This is a Special Order item. Minimum purchase quantities may apply.

$25.95 USD

OPB704

OPB704 IR Reflective Object Sensor

The OPB704 IR Reflective Object Sensor is a focused reflect sensor that is used for the detection of changes in a surface. It will save you from ever falling off a cliff! Okay, maybe that's a bit dramatic. It will save your robot from ever falling down the stairs! That's better.

$2.95 USD

51755

Synapse LP201-002 Series Indoor Motion Light Sensor

Synapse modules with built-in light and occupancy sensor. Small, tidy, and battery powered.

$36.75 USD

52066

Prop Shield With Motion Sensors

The Teensy Prop Shield is a wonderfully full-features sensor add-on for Teensy (and other) microcontrollers, featuring 11 sensor inputs, audio amplification and 8MB extra memory.

$21.00 USD

29088

Grove - PIR Motion Sensor

The Grove PIR sensor is specifically tuned to detect the moving heat signatures of human bodies.

$9.60 USD

29084

Grove - Tilt Switch

Super simple - it's a ball in a tube that plugs into the Grove system to detect tilt.

$2.05 USD

29064

Grove - Moisture Sensor

This simple Grove moisture sensor is ideal for measuring soil dampness.

$5.30 USD

29086

Grove - I2C Touch Sensor

This advanced Grove sensor breaks out into 4 touch sensor pads for finger proximity detection.

$16.15 USD

29076

Grove - Light Sensor

Inexpensive and well designed, it's handy for general light intensity measurements.

$3.15 USD

29078

Grove - Water Sensor

A simple but effective Grove water sensor. Expose the electrodes to a drop of water, and the signal drops very low. Can be used with both analog and digital ports.

$3.15 USD

29080

Grove - Temperature and Humidity Sensor

Measure temperature and humidity with the pre-calibrated Grove TempHumi sensor.

$6.40 USD

29082

Grove - Electricity Sensor (AC)

The Grove Electricity sensor is a current transformer able to give your project the ability to measure up to 5A AC current.

$5.30 USD

29102

Grove - HCHO Sensor

The Grove HCHO sensor is a Volatile Organic Compound detector, able to detect down to 1 PPM.

$16.10 USD

29108

Grove - Gas Sensor (MQ3)

The Grove MQ3 sensor specializes in sensing alcohol vapor do 0.04mg/l.

$7.45 USD

17092

IR Reflector sensor with leads

Reflective optical sensor with transistor output.

$1.00 USD

29126

Seeed Grove - Digital Light Sensor

This module is based on the I2C light-to-digital converter TSL2561.

$9.90 USD

29128

Grove - Temperature & Humidity Pro Sensor

For more precise environmental measurements using the Grove system.

$14.90 USD

29142

Seeed Grove - IMU 9DOF V2

The Grove 9 degree-of-freedom (DOF) module features the MPU-9250, and is an easy-to-use all in one module from SeeedStudios.

$13.50 USD

29196

Motor Speed Sensor Module

This is a speed sensor, designed to check the rate of a motor.

$2.95 USD

29198

Adjustable IR Reflection Sensor (3-80cm)

This panel/plate mount IR reflection sensor has a 3-80cm threshold detection range.

$6.90 USD

29190

Seeed One Wire Temperature Sensor

For simple and easy temperature measurement using the 1-wire protocol with a prepared DS18B20 sensor.

$5.90 USD

50804

Force Sensitive Resistor - Small

A small force sensitive resistor with a 0.16" (4 mm) diameter active sensing area.

$5.95 USD

29138

Seeed Grove - GPS

This Grove - GPS module is a cost-efficient GPS with serial interface.

$29.90 USD

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