Sensors

SKU: SF-SEN-13679 | Brand: SparkFun

The SparkFun Current Sensor Breakout is a high accuracy board that utilizes the ACS723 for moderate AC and DC current sensing applications. The ACS723 sensor uses a Hall effect sensor to output a voltage relative to ...

SKU: SF-COM-14622 | Brand: SparkFun

An adjustable potentiometer can open up many interesting user interfaces. With this rotary potentiometer just turn the dial and the resistance changes. This potentiometer has a ¼" metal knurled shaft diameter, solder ...

SKU: SF-SEN-14728 | Brand: SparkFun

This miniature straight bar load cell (sometimes called a strain gauge) can translate up to 500g of pressure (force) into an electrical signal. Each load cell is able to measure the electrical resistance that cha...

SKU: AF-790 | Brand: Adafruit

A high-sensitivity GPS module built around the MTK3339 chipset, capable of tracking up to 22 satellites on 66 channels with 10 Hz position updates. At just 16 × 16 × 5 mm and under 6 grams, it packs an internal patch ...

SKU: SF-SEN-14351 | Brand: SparkFun

The SparkFun AS7263 breakout brings near-infrared (NIR) spectroscopy to your microcontroller projects. The sensor measures six discrete NIR wavelengths, allowing you to characterise how different materials absorb and ...

SKU: SF-SEN-14347 | Brand: SparkFun

The SparkFun AS7262 Visible Spectral Sensor Breakout brings spectroscopy to the palm of your hand, making it easy to measure and characterise how different materials absorb and reflect different wavelengths of light. ...

SKU: PR-PIM181 | Brand: Little Bird

Enviro pHAT packs 4 different sensors, letting you measure temperature, pressure, light level, colour, 3-axis motion, compass heading, and analog inputs. That's up to 10 different variables!It's ideal for monitoring c...

SKU: LB-SHAKEUP-BOARD | Brand: Little Bird

The ShakeUp turns everyday objects into computer inputs. Plug it into your computer via USB and it appears as a standard keyboard and mouse — connect objects using alligator clips, and when the circuit closes, the Sha...

SKU: TB-XC4444 | Brand: Little Bird

A pyroelectric infrared (PIR) motion sensor module for Arduino and microcontroller projects. It detects movement from people and animals by sensing changes in infrared radiation, outputting a digital high signal when ...

SKU: SS-314020031 | Brand: Seeed Studio

This is a reflective sensor combines a GaA1As infrared light emitting diode with a high sensitive Darlington phototransistor in a mini package.   Features Compact High performance High output Easy to m...

SKU: SS-101020044 | Brand: Seeed Studio

Alcohol sensor is semiconductor sensor for alcohol detection. It has good sensitivity and fast response to alcohol, suitable for portable alcohol detector. Specifications Power requirements: 5 VDC @ ~120 ...

SKU: PL-1643 | Brand: Pololu

Sparkfun’s carrier board for the HIH-4030 relative humidity (%RH) sensor from Honeywell outputs an analog voltage that varies nearly linearly with humidity. It operates at 5 V while drawing only 200 μA and ...

SKU: PL-1633 | Brand: Pololu

This semiconductor gas sensor detects the presence of methane (CNG) gas at concentrations from 300 ppm to 10,000 ppm, a range suitable for detecting gas leaks. The sensor’s simple analog voltage interface re...

SKU: DF-SEN0086 | Brand: DFRobot

A simple flex sensor 2.2" in length. As the sensor is flexed, the resistance across the sensor increases. Patented technology by Spectra Symbol - they claim these sensors were used in the original Nintendo Power G...

SKU: PL-2465 | Brand: Pololu

This small digital distance sensor detects objects between 0.5 cm and 15 cm (0.2″ and 6″) away. With its quick response time, small size, low current draw, and short minimum sensing distance, this sensor is ...

SKU: PL-2461 | Brand: Pololu

Discontinuation notice: These original (irs05a) versions of our 38 kHz IR proximity sensors have been replaced by newer (irs05b) high-brightness and low-brightness versions. The main changes are the locations o...

SKU: SF-SEN-11828 | Brand: SparkFun

RFID (radio-frequency identification) is the wireless non-contact use of radio-frequency electromagnetic fields, for the purposes of identifying and tracking tags attached to objects. This is the ID-20LA, a very simpl...

SKU: PL-1135 | Brand: Pololu

This small digital distance sensor detects objects between 2 cm and 10 cm (0.8″ and 4″) away. With its quick response time, small size, and low current draw, this sensor is a good choice for non-contact obje...

SKU: SF-SEN-13676 | Brand: SparkFun

The SparkFun BME280 Atmospheric Sensor Breakout measures barometric pressure, humidity, and temperature in a compact package. Whether you're building a weather station, home automation system, or indoor air quality mo...

SKU: SF-SEN-12642 | Brand: SparkFun

The SparkFun Sound Detector is a small and very easy to use audio sensing board with three different outputs. The Sound Detector not only provides an audio output, but also a binary indication of the presence of so...