Catalogues

This is a basic RFID tag that functions within the MIFARE Classic® 1K guidelines. You can use these for all sorts of identification and sensing ap...

The SparkFun RFID USB Reader is a simple to use, USB to serial base unit for the ID-3LA, ID-12LA, and ID-20LA readers. Simply plug a reader into th...

This new version adds two standoff holes as well as an extra decoupling capacitor. The ADXL345 is a small, thin, low power, 3-axis MEMS accelerome...

This very long force sensitive resistor - over 2 feet - has a sensing area of ​​0.25x24\". This FSR from Interlink Electronics will vary its resis...

The MPL115A1 is a digital barometer that uses MEMs technology to give accurate pressure measurements between 50kPa and 115kPa. We stock the SPI in...

Melexis\' MLX90614ESF-BAA is an infrared thermometer designed for non-contact temperature sensing. An internal 17-bit ADC and a powerful DSP contr...

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 outp...

This is a simple, thumbnail-size RFID tag. These tags are great for sensing presence, identification, etc., and they\'re small, so they can be eas...

This is a glass, cylindrical RFID tag; it\'s very similar to those [implanted into pets](http://en.wikipedia.org/wiki/Pet_chip) for identification...

This is a simple-to-use [liquefied petroleum gas (LPG)](http://en.wikipedia.org/wiki/Liquefied_petroleum_gas) sensor, suitable for sensing LPG (co...

This is a simple-to-use [compressed natural gas (CNG)](http://en.wikipedia.org/wiki/Compressed_natural_gas) sensor, suitable for sensing natural ga...

This is a simple-to-use [Carbon Monoxide (CO)](http://en.wikipedia.org/wiki/Carbon_monoxide) sensor, suitable for sensing CO concentrations in the...

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 be...

Photo interrupter, photogate, photodiode, phototransistor, whatever you want to call it, this sensor is composed of an infrared emitter on one upr...

Breakout board for the 3 axis ADXL335 from Analog Devices. This is the latest in a long, proven line of analog sensors - the holy grail of accelero...

The Minisense 100 from Measurement Specialties is a low-cost cantilever-type vibration sensor loaded by a mass to offer high sensitivity at low fre...

The Minisense 100 from Measurement Specialties is a low-cost cantilever-type vibration sensor loaded by a mass to offer high sensitivity at low fre...

This basic piezo sensor from Measurement Specialties is often used for flex, touch, vibration and shock measurements. A small AC and large voltage...

This basic piezo sensor from Measurement Specialties is often used for flex, touch, vibration and shock measurements. A small AC and large voltage...

This is a very small light sensor. A photocell changes (also called a [photodetector](http://en.wikipedia.org/wiki/Photodetector), photo resistor,...

This alcohol sensor is suitable for detecting alcohol concentration on your breath, just like your common breathalyzer. It has a high sensitivity a...

Three pin JST connector with red, black, and yellow colors. 5 inch wire outs. This cable comes fully assembled as shown and connects directly to m...

This is a [piezoresistive](http://www.google.com/url?sa=t&ct=res&cd=1&url=http%3A%2F%2Fen.wikipedia.org%2Fwiki%2FPiezoresistor&ei=F...

This is a [piezoresistive](http://www.google.com/url?sa=t&ct=res&cd=1&url=http%3A%2F%2Fen.wikipedia.org%2Fwiki%2FPiezoresistor&ei=F...