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Sensors

These sensors are the eyes and ears of your electronics projects. Just add one to give your project sensing abilities!

Piezo Element (Vibration / Knock...
Use this Piezo Element to sense vibration such as a knock or jump or to produce sound.

$1.45
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PN532 RFID / NFC Kit with...
Use this RFID / NFC Kit to program your NFC Devices, make contact cards, etc! Uses the most common PN532 chip.

$39.99
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Tilt Switch
This simple Tilt Switch contains a metal ball inside that slides back and forth depending on the orientation. When the Gold Leg is facing downwards and the Silver Leg is facing upwards, the ball is at the contact point and the switch is activated. When the internal ball rolls towards the silver leg, the switch is disconnected and you have an open circuit....

$1.99
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3 Axis Magnetometer / Compass...
Use this Triple Axis Magnetometer Breakout HMC5883L to detect magnets nearby or use as a digital compass! Simple I2C communication protocol for easy data acquisition from your microcontroller. Raspberry Pi compatible!

$9.99
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Digital Hall Effect Sensor:...
Detect when a magnet is nearby using this Hall Effect Sensor. Similar to a reed switch, except the output toggles when a magnet is nearby instead of staying steady on. Ideal for POVs, encoders and precision magnetic presence sensing.

$0.95
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PIR Motion Sensor
Detect if someone is in the room! Use this PIR Sensor to turn on or off your circuits when someone enters the premises!

$9.75
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Bluetooth Module HC-06 (Arduino...
The Bluetooth Module will allow you to send/receive data over bluetooth. Just connect to your Arduino or Raspberry Pi to send and receive data wirelessly up to 32.8 feet (10m)!

$8.95
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Magnetic Contact Switch
Detect when a door, window or box opens! Place the magnet on one side and the sensor (with wires) on the other. When the Magnet is within 3cm of the sensor, the 2 wires will be connected.

$3.99
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Long Range 2.4G Wireless...
Use this Long Range 2.4G Wireless Transceiver Module to have your electronics projects communicate wirelessly from up to 3609 ft (1100m) away! Each of these modules can be used as a transmitter or receiver! Get a pair and have one transmit and the other receive or just use one to communicate with your 2.4G devices! Arduino and Raspberry Pi A+ / B / B+...

$14.95
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Barometric Pressure /...
Measure barometric pressure & temperature using this sensor breakout board. By converting the barometric pressure reading into altitude, you have a reliable way of determining your robot or aircraft's height! Arduino & Raspberry Pi Compatible.

$9.90
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MQ-2 Gas Sensor (Arduino &...
Use this Gas Sensor to detect Methane, Butane, LPG, smoke and flammable & combustible gases. Digital & Analog output pins. Arduino & Raspberry Pi Compatible.

$7.90
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Ultrasonic Distance Sensor Mount...
Use this Ultrasonic Distance Sensor Mount to mount your Ultrasonic Sensor easily in your projects. Screws Included!

$5.95
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Running Microbug Kit Solder DIY Robot Bug Light Sensitive: Solder & assemble this Microbug robot and watch it drive towards...
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SMD Star LED Soldering Kit SMT Christmas Decoration Electronic Ornament: Solder together your very own electronic star with 20 SMD LEDs! Slowly...
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Water Level Sensor (Arduino Compatible)
$4.99 $4.74

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