Sensors & Input

SKU: SF-SEN-27315 | Brand: SparkFun

The SpectraFlex Flex Sensor is a lightweight bend sensor for measuring flex and movement in research, industrial, wearable and maker projects. This 55mm version includes male pins, making it straightforward to connect...

SKU: SF-SEN-27312 | Brand: SparkFun

This 50mm MagnetoPot provides potentiometric position feedback without needing a traditional external wiper or actuator. An outside magnet guides the built-in magnetic element, allowing the sensor to report position t...

SKU: SF-COM-29199 | Brand: SparkFun

This adjustable dual-gang potentiometer gives you two linked variable resistors on a single shaft, making it handy for interfaces where two channels need to move together. Turn the shaft and the resistance changes, so...

SKU: AF-6379 | Brand: Adafruit

Measuring stretch and movement can be tricky, and this conductive rubber cord gives you a simple, hands-on way to do it. The cord is made from carbon-black impregnated rubber, with resistance that increases as it is p...

SKU: LB-DHT11-SENSOR | Brand: Little Bird

The Little Bird DHT11 Temperature and Humidity Sensor Module provides calibrated digital temperature and humidity readings from a single sensor. Designed and made in Sydney, Australia, it requires no extra components ...

SKU: EC-SSE01209P | Brand: Elecrow

This is a high-precision temperature control module, it can not only show the temperature, but also according to the current temperature of the relay control, it can control some of the power equipment through the ...

SKU: SF-SEN-14262 | 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 sound...

SKU: SF-BOB-12758 | Brand: SparkFun

The SparkFun Electret Microphone Breakout pairs a small electret microphone capsule with a 60× OPA344 op-amp preamplifier, making it easy to detect sound with a microcontroller's analogue-to-digital converter. Pick up...

SKU: SF-BOB-19389 | Brand: SparkFun

The SparkFun Analog MEMS Microphone Breakout makes it easy to work with the SPH8878LR5H-1 analog microphone from Knowles. This board features an OpAmp to bring the output of the microphone to a usable level, allowing ...

SKU: EC-DPI32110W | Brand: Elecrow

ESP32-S2-WROVER and ESP32-S2-WROVER-I use ESP32-S2 chip. The ESP32-S2 chip is equipped with an Xtensa® 32-bit LX7 single-core processor with a working frequency of up to 240 MHz. The user can turn off the power of the...

SKU: AF-4516 | Brand: Adafruit

The Feather nRF52840 Sense takes the popular Feather nRF52840 Express and adds a suite of on-board environmental and motion sensors. It features Bluetooth Low Energy, native USB, CircuitPython and Arduino support, plu...

SKU: PI-COM1004 | Brand: Pimoroni

You'll find these rotary potentiometers in our Maker Essentials kit, but they're so useful we decided to offer them on their own! Pair them with something like our Explorer HAT Pro or Explorer pHAT to rea...

SKU: PI-PSA001 | Brand: Pimoroni

The Pulse Sensor Amped is a plug-and-play heart-rate sensor for Arduino. It detects pulse by measuring changes in reflected light as blood pumps through your tissues, providing a real-time analogue signal that fluctua...

SKU: PL-1696 | Brand: Pololu

This force-sensing resistor (FSR) from Interlink Electronics is a passive component that exhibits a decrease in resistance when there is an increase in the force applied to the 0.58″-diameter (1.5 cm) active area...

SKU: PL-2458 | Brand: Pololu

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 fo...

SKU: PL-2453 | Brand: Pololu

A compact carrier board for the Allegro ACS711EX Hall effect-based linear current sensor with overcurrent fault output. It measures bidirectional current up to ±31 A with a proportional analogue voltage output centred...

SKU: AF-372 | Brand: Adafruit

An epoxy-coated precision NTC thermistor with a 10kΩ resistance at 25°C and ±1% accuracy. The resistance decreases as temperature rises and increases as it cools, making it straightforward to measure temperature with ...

SKU: LB-ANEMO | Brand: Little Bird

A robust three-cup anemometer with 4–20mA current loop output, ideal for industrial monitoring and control applications. The all-aluminium construction provides excellent weather resistance, while the wear-free rotati...

SKU: AF-2349 | Brand: Adafruit

This Reflective IR Sensor is a simple plastic casing with two elements - an IR LED and an IR phototransistor. You can control the IR LED and turn it on to bounce IR off objects to determine their reflectivity. White &...

SKU: SF-SEN-08679 | Brand: SparkFun

A thin, flexible membrane potentiometer that senses finger or stylus position along a 200 mm strip. Pressing anywhere on the strip varies resistance linearly from 100 Ω to 10 kΩ, providing accurate positional data for...