Sensors & Input

SKU: WS-26244 | Brand: Waveshare

An RS485-controlled industrial I/O module with 8 isolated digital inputs and 8 open-drain digital outputs, communicating via the Modbus RTU protocol. Multiple protection layers — power isolation, magnetic isolation, T...

SKU: AF-5440 | Brand: Adafruit

The Adafruit Ultimate GPS Breakout with GLONASS + GPS is an enhanced version of the popular Ultimate GPS, built around the MTK3333 chipset with PA1616D module. It supports both GPS and GLONASS satellite networks, trac...

SKU: SF-SEN-15440 | Brand: SparkFun

The BME280 Atmospheric Sensor Breakout measures barometric pressure, relative humidity, and temperature from a single compact board. With both Qwiic (I2C) and 0.1″ header connections, it integrates easily into Arduino...

SKU: AF-3986 | Brand: Adafruit

This T-Slot Photo Interrupter is a simple plastic sensor with two elements - an IR LED and an IR photo-transistor, situated across a U-shaped gap. You can control the IR LED and turn it on to transmit IR light acro...

SKU: AF-2340 | Brand: Adafruit

The Adafruit Capacitive Touch HAT adds 12 capacitive touch sensors to your Raspberry Pi using the MPR121 touch controller over I2C. Each sensor has a figure-8 hole designed for alligator clip connections — attach clip...

SKU: PL-2485 | Brand: Pololu

The Pololu Basic 2-Channel SPDT Relay Carrier provides simple, independent control of two single-pole, double-throw (SPDT) relay switches from low-voltage, low-current control signals. This assembled version comes rea...

SKU: DF-SEN0170 | Brand: DFRobot

A three-cup anemometer kit with 0–5V analog voltage output for building custom weather stations and wind monitoring systems. The aluminium alloy construction provides high strength, weather resistance, and corrosion r...

SKU: AF-5189 | Brand: Adafruit

Keep track of time even when your project loses power or gets reprogrammed. This updated PCF8523 Real Time Clock breakout features STEMMA QT / Qwiic connectors for solderless I2C wiring, plus traditional breadboard he...

SKU: DF-SEN0403 | Brand: DFRobot

DFRobot TCS3430 XYZ Tristimulus Color Sensor employs the new generation of TCS3430 spectral sensor IC launched by the well-known AMS company. It features advanced digital ambient light sensing(ALS) and CIE 1931 tristi...

SKU: AF-4829 | Brand: Adafruit

The Adafruit SGP40 is a next-generation MOX (metal-oxide) gas sensor from Sensirion for indoor air quality monitoring. Unlike its predecessor the SGP30, the SGP40 outputs a raw signal that is processed through Sensiri...

SKU: SF-SEN-15569 | Brand: SparkFun

This is the HC-SR04 ultrasonic distance sensor. This economical sensor provides 2cm to 400cm of non-contact measurement functionality with a ranging accuracy that can reach up to 3mm. Each HC-SR04 module includes an u...

SKU: AF-4258 | Brand: Adafruit

The Adafruit LPS35HW is a water-resistant barometric pressure and temperature sensor from ST. The sensing element is housed in a ceramic package with waterproof gel protection, making it safe to use in damp and humid ...

SKU: PI-COM-B003 | Brand: Pimoroni

If you want to be a smooth operator then analog input is essential! This mini operators' joystick uses two 10KΩ potentiometers and a spring-back system for the X and Y axes making it a great input devi...

SKU: AF-2651 | Brand: Adafruit

The BMP280 from Bosch is a precision barometric pressure and temperature sensor, and the next-generation upgrade to the BMP085/BMP180/BMP183 family. With support for both I2C and SPI communication, it offers flexibili...

SKU: AF-2716 | Brand: Adafruit

The Adafruit SPW2430 Silicon MEMS Microphone Breakout is a compact, low-cost microphone module that detects sound and converts it to an analog voltage — no external bias resistor or amplifier needed. With a frequency ...

SKU: SF-SEN-00250 | Brand: SparkFun

10K thermistor with a negative temperature coefficient. Good choice for temp-sensing applications when you need a reliable NTC thermistor. Vishay part #: NTCLE100E3103JB0 Note: You get only one thermistor. Document...

SKU: AF-381 | Brand: Adafruit

This is a pre-wired and waterproofed version of the DS18B20 sensor. Handy for when you need to measure something far away, or in wet conditions. While the sensor is good up to 125°C the cable is jacketed in PVC ...

SKU: AF-364 | Brand: Adafruit

The PN532 is the most popular NFC chip, and is what is embedded in pretty much every phone or device that does NFC. It can pretty much do it all, such as read and write to tags and cards, communicate with phones (s...

SKU: SF-SEN-22494 | Brand: SparkFun

The STHS34PF80 sensor, from ST Microelectronics, is designed to measure the precise black-body radiation (as described by Planck's law) of an object; as well as monitor ambient temperature conditions within its 80° fi...

SKU: LB-PIR-CABLE | Brand: Little Bird

A compact passive infrared (PIR) motion sensor housed in a protective case with a 45cm cable. Detects motion within a 6-metre range and 120° field of view, making it ideal for security systems, automatic lighting, and...