Sensors & Input

SKU: PL-2482 | Brand: Pololu

The Pololu basic relay carrier modules allow simple control of a single-pole, double-throw (SPDT) switch from low-voltage, low-current control signals. This item includes the basic carrier PCB with a soldered-in 1...

SKU: PL-2462 | Brand: Pololu

The Vishay TSSP58038 is a modulated IR receiver that is designed specifically for sensing applications instead of data communication for remote control. Unlike most similar-looking units, it has a fixed gain that mak...

SKU: LB-LS4690-50CM | Brand: Little Bird

A waterproof DS18B20 digital temperature probe with a 0.5m cable and XH2.54mm connector. Ideal for monitoring temperatures in wet or harsh environments including aquariums, hydroponics, brewing, and outdoor weather st...

SKU: AF-4409 | Brand: Adafruit

The Adafruit STEMMA Non-Latching Mini Relay lets you switch lamps, fans, solenoids, and other small appliances (up to 250 VAC/DC) using any 3V or 5V microcontroller — no soldering, flyback diodes, or level shifting re...

SKU: SB-21819 | Brand: Little Bird

The Pico Air Monitoring Expansion is a HAT for Raspberry Pi Pico that measures suspended particulate matter (PM1.0, PM2.5, and PM10) in the air. It uses a PMSA003 digital laser dust sensor and includes an onboard 0.91...

SKU: EC-SPM01021S | Brand: Elecrow

This water sensor works by having a series of exposed traces connected to ground and interlaced between the grounded traces are the sens traces. The sensor board has a demension of 5.0 x 4.0cm. There is also a on-boar...

SKU: PL-1131 | Brand: Pololu

This small digital distance sensor detects objects between 0.5 cm and 5 cm (0.2″ and 2″) away. With its quick response time, small size, low current draw, and short minimum sensing distance, this sensor is a...

SKU: FT-LEVEL | Brand: Freetronics

Many of the most interesting sensors and devices are only available in 3.3V or even lower voltage versions, which can be a problem if you want to connect them to a 5V microcontroller such as an Arduino. This module...

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: AF-1374 | Brand: Adafruit

This breakout board is the simplest way to create a project with a single "momentary" capacitive touch sensor. No microcontroller is required here - just power with 1.8 to 5.5VDC and touch the pad to activate the sens...

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-GPS-28929 | Brand: SparkFun

Achieve robust, centimetre-level RTK positioning in challenging RF environments with the SparkFun LG290P GNSS Flex pHAT. This all-in-one development board combines a versatile pHAT carrier with the powerful Quectel LG...

SKU: SF-SEN-25531 | Brand: SparkFun

The FGM-X series of devices are very high sensitivity magnetic field sensors operating in the ±50 microtesla range ( ±0.5 oersted). They are simple, essentially three terminal devices, operating from a single +5 volt ...

SKU: AF-5980 | Brand: Adafruit

The Feather RP2040 Adalogger combines the RP2040 dual-core processor with a MicroSD card holder for data logging and file storage. It features 8 MB SPI flash, 264 KB SRAM, USB Type C, STEMMA QT connector, and built-in...

SKU: AF-5671 | Brand: Adafruit

ESP32-C6-WROOM-1-N8 is an ESP32-C6-based module, which supports WiFi 6 in a 2.4GHz band, Bluetooth 5, Zigbee 3.0, and Thread. It's pin-to-pin compatible with the ESP32-WROOM series module. With low-power consumption,...

SKU: PR-PIM221 | Brand: Little Bird

The Automation pHAT is a compact home monitoring and automation controller for Raspberry Pi. With a relay, analog channels, powered outputs, and buffered inputs — all 24V tolerant — you can connect a wide range of sen...

SKU: DF-DFR0963 | Brand: DFRobot

This is an embedded serial-to-Ethernet module based on the ESP32 series, also can be called a gateway. The module integrates an optimized TCP/IP protocol stack, which is convenient for users to easily complete the net...

SKU: DF-FIT0757 | Brand: DFRobot

These Inductive Ring Proximity sensors are designed to detect metal objects entering or passing through the ring. They operate on a 6-36V power supply and offer NPN output. The sensor features less than 1ms response t...

SKU: DF-FIT0758 | Brand: DFRobot

These Inductive Ring Proximity sensors are designed to detect metal objects entering or passing through the ring. They operate on a 6-36V power supply and offer NPN output. The sensor features less than 1ms response t...

SKU: AF-4919 | Brand: Adafruit

The ESP8266 started a small revolution by bringing WiFi to a small and cheap package that also had enough processing power and enough pins to get small things done. Then the ESP32 came out with tons of pins, Bluetooth...