Sensors & Modules

SKU: SF-BOB-12918 | Brand: SparkFun

You’ve always wanted to output analog voltages from a microcontroller, the MCP4725 is the DAC that will let you do it! The MCP4725 is an I2C controlled Digital-to-Analog converter (DAC). A DAC allows you to send analo...

SKU: SF-COM-10601 | Brand: SparkFun

An insulated reed switch that closes when exposed to a magnetic field and opens when the field is removed. The encapsulated design is more durable than glass reed switches and can be easily populated on a PCB. Key Fe...

SKU: AF-1893 | Brand: Adafruit

The MPL3115A2 is a precision barometric pressure, altitude, and temperature sensor from NXP (formerly Freescale) that communicates over I2C. With 1.5 Pa resolution, it can resolve altitude changes as small as 0.3 m an...

SKU: DF-SEN0193 | Brand: DFRobot

The Gravity Analogue Capacitive Soil Moisture Sensor measures soil moisture using capacitive sensing rather than resistive probes, providing significantly better corrosion resistance and longer service life. Made from...

SKU: DF-SEN0217 | Brand: DFRobot

INTRODUCTION   The Gravity Water Flow sensor measures the rate of a liquid flowing through it. The YF-S201 water flow sensor consists of a plastic valve body, flow rotor and hall effect sensor. It is usual...

SKU: DF-SEN0017 | Brand: DFRobot

This is a line tracking (following) sensor to guide your robot by telling white from black quickly and accurately. It is commonly used in arduino robot project, and probably is the best line following sens...

SKU: SF-ROB-09453 | Brand: SparkFun

This version of the QRE1113 breakout board features an easy-to-use analog output, which will vary depending on the amount of IR light reflected back to the sensor. This tiny board is perfect for line sensing applic...

SKU: DF-DFR0076 | Brand: DFRobot

This Gravity analog flame sensor detects fire and infrared light sources in the 760–1,100 nm wavelength range. With a 60° detection angle and analogue output proportional to flame distance, it's widely used in firefig...

SKU: AF-4698 | Brand: Adafruit

The Adafruit AS7341 is a 10-channel multi-spectral light sensor that detects not just the amount of light present, but the specific wavelengths — giving you far more detailed colour information than a simple RGB senso...

SKU: AF-3386 | Brand: Adafruit

The Adafruit PiRTC is a battery-backed real-time clock that plugs directly onto your Raspberry Pi's GPIO header, letting your Pi keep accurate time even when powered off. Built around the PCF8523 RTC with native Linux...

SKU: WS-3678 | Brand: Waveshare

The 8 Push Buttons Module is a compact breakout board featuring 8 individual push buttons, providing a simple way to add multiple digital inputs to your microcontroller or development board. It's ideal for prototyping...

SKU: WS-26517 | Brand: Waveshare

The Industrial Modbus RTU 8-Channel Relay Module (D) is a reliable RS485-controlled relay module with 8 digital inputs. Designed for industrial applications, it supports the Modbus RTU protocol and includes multiple i...

SKU: AF-5990 | Brand: Adafruit

The Adafruit Infrared IR Remote Transceiver combines a high-powered IR transmitter and a sensitive 38 kHz IR receiver on a single board. With two 940 nm IR LEDs (one vertical, one horizontal) driven by an onboard N-ch...

SKU: WS-25515 | Brand: Waveshare

Round 2D Codes Scanner Module, Barcode/QR code Reader, With LED Indicator, Small Size, Easy to Integrate 2D Codes Scanner Module  1D/2D Codes Recognition | Small Size | Screen scanning   The Barcode ...

SKU: DF-SEN0572 | Brand: DFRobot

The Fermion MEMS H2 Sensor is a compact hydrogen gas detection module using micro-electromechanical system (MEMS) technology. It provides qualitative measurement of hydrogen concentration from 0.1 to 1000 ppm via an a...

SKU: DF-SEN0564 | Brand: DFRobot

The Fermion MEMS Carbon Monoxide Sensor uses micro-electromechanical system (MEMS) technology to detect CO gas concentrations from 5 to 5,000 ppm. Its compact size, low power consumption, short preheat time, and fast ...

SKU: DF-DFR0972 | Brand: DFRobot

The Gravity I2C 4-20mA DAC Module outputs 0–25 mA of current controlled via I2C, with high-accuracy 4–20 mA output available after calibration (0.2% linearity error). Built around the GP8302 chip, it provides 12-bit r...

SKU: DF-SEN0546 | Brand: DFRobot

This I2C digital temperature & humidity sensor offers high accuracy of ±3.0RH% for humidity and ±0.5°C for temperature and features a user-programmable humidity & temperature alarm function.Its housing is made of 304 ...

SKU: AF-5464 | Brand: Adafruit

This rubber sheet is made of the same carbon-black impregnated rubber material that our conductive rubber cord uses. Traditionally it would be used for EMF shielding, or conductive gaskets - but it's very fun to play ...

SKU: AF-5425 | Brand: Adafruit

The Adafruit VL53L4CX is the longest-range Time-of-Flight (ToF) distance sensor in ST's VL5 series, measuring from approximately 1 mm up to 6000 mm (6 metres). It uses an invisible laser to precisely time how long lig...