Sensors & Input

SKU: DF-KIT0131 | Brand: DFRobot

Build a DIY water quality monitor for field studies, teaching or environmental projects with the KnowFlow Basic Kit. This Arduino-based kit measures two key water parameters: pH and electrical conductivity (EC).Data c...

SKU: SF-DEV-27924 | Brand: SparkFun

Control a project with muscle activity instead of buttons, levers or joysticks. The MyoWare® 2.0 Muscle Sensor is an all-in-one surface electromyography (sEMG) sensor that detects the electrical signals generated when...

SKU: SF-SEN-27314 | Brand: SparkFun

SpectraFlex is a flexible bend sensor for measuring angular deflection in research, industrial and personal electronics projects. As the sensor bends, its resistance changes, making it suitable for reading movement or...

SKU: SF-SEN-28868 | Brand: SparkFun

This wind vane is used to indicate the direction from which the wind is blowing. Inside the vane are eight switches, each paired with a unique resistor, allowing a microcontroller to read direction based on the vane’s...

SKU: SF-SEN-26092 | Brand: SparkFun

Visualise magnetic fields in real time with a dense 8x8 array of Hall-effect sensors. This tile lets you observe nearby magnets, current flow in wires and fields generated by electric motors as a live magnetic image.T...

SKU: SF-SEN-24409 | Brand: SparkFun

This compact breakout board measures moisture in soil and similar materials using two large exposed pads as conductivity probes. As the soil gets wetter, conductivity between the pads increases, resistance drops, and ...

SKU: DF-SEN0475 | Brand: DFRobot

Measure hydrogen fluoride concentration with a factory-calibrated electrochemical probe that supports analogue, I2C and UART output modes. It is designed for quickly building an HF concentration detector for industria...

SKU: DF-SEN0469 | Brand: DFRobot

This calibrated gas sensor measures ammonia concentration in the environment using an electrochemical probe. It supports three output modes — analogue, I2C and UART — so it can slot into a wide range of microcontrolle...

SKU: DF-FIT1036 | Brand: DFRobot

This compact 4015 BLDC motor combines a high-torque outer rotor motor with a factory-integrated AS5600 magnetic encoder, making it a neat motion-control package for robotics and precision motion projects.It is designe...

SKU: DF-SEN0690 | Brand: DFRobot

Add a slim linear touch input to curved or space-constrained surfaces with this flexible ribbon-style potentiometer. At just 0.45mm thick, it can conform to wearables, curved dashboards, soft robotics and other builds...

SKU: DF-SEN0684 | Brand: DFRobot

This graphene-based circular flex force sensor is built for pressure and touch sensing in tougher environments than standard FSR-style sensors. It detects force across a 20g to 6kg range, with resistance changing line...

SKU: DF-SEN0686 | Brand: DFRobot

This circular flexible potentiometer is a membrane-based position sensor for adding low-profile rotary or angular input to space-constrained electronics. Instead of using a bulky mechanical rotary switch, it detects p...

SKU: SF-COM-28383 | Brand: SparkFun

Add reliable audio input to your digital signal processing projects with this electret condenser microphone and stand-off washer. It has been selected for compatibility with the popular Teensy Audio Adaptor.The includ...

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...