All Products

SKU: DF-DFR0053

This arduino Slide Position Sensor is based on straight-slip slide potentiometer sensor. The sensor is able to give provide the position of the slider which is often considered as a linear potentiometer . The sensor includes two analog outputs to allow the user to average the values and m...

SKU: DF-DFR0054

A 300° analog rotation potentiometer sensor with a Gravity interface for plug-and-play connection to Arduino and other microcontrollers. Rotate the knob to output a variable analog voltage — useful for position-dependent interactions, MIDI instruments, LED brightness control, and more. The senso...

SKU: DF-SEN0189

The Gravity Analog Turbidity Sensor measures water clarity by detecting the level of suspended particles. It works by measuring light transmittance and scattering rate, which change with the amount of total suspended solids (TSS) in the water. The sensor provides both analogue (0–4.5V) and digit...

SKU: EF-EF04061

A linear sliding potentiometer module from the ElecFreaks Octopus series. Provides an analogue voltage output proportional to the slider position, making it useful as a variable input for controlling volume, brightness, speed, or any other parameter in your project. Features a standard 3-pin con...

SKU: AF-5295

Add a smooth slide control to any I2C project with the Adafruit NeoSlider — a 75 mm linear slide potentiometer with four RGB NeoPixel underlights, all communicating over I2C via the onboard seesaw microcontroller. No analog pins needed on your main board. Thanks to the STEMMA QT / Qwiic connecto...

SKU: AF-5021

The Adafruit Slider Trinkey is a tiny USB A board built around the ATSAMD21 microcontroller with a pre-soldered 35 mm slide potentiometer and two NeoPixel LEDs. Plug it into any USB A port on your computer and program it as a volume control, brightness adjuster, colour picker, or any custom slide...

SKU: DF-SEN0134

The Gravity MQ-9 gas sensor detects carbon monoxide (CO) and combustible gases including methane and propane. It uses a semiconductor SnO2 sensing element that cycles between high and low temperatures — detecting CO at low temperature (1.5V) and combustible gases at high temperature (5.0V). With...

SKU: EF-EF05018 · MPN: EF05018

An analogue trimpot (trimmer potentiometer) sensor module from the ELECFREAKS PlanetX series, designed for use with micro:bit via RJ11 connection. The potentiometer provides stepless rotation over a 0°–300° range, outputting a variable analogue voltage that can be used to control sound levels, LE...

SKU: DF-DFR0058

This Arduino Rotation Potentimeter Sensor is a multi-ring rotation sensor. It is based on multi-turn precision potentiometer. It can rotate upto 10 laps. The voltage can be subdivided into 1024 copies. This sensor provides a more accurate reading. This is sensor can also be used as a simp...

SKU: DF-SEN0159

The Gravity CO2 Gas Sensor uses an MG-811 electrochemical sensing element to detect carbon dioxide concentration in the air. The output voltage decreases as CO2 concentration increases, and an onboard potentiometer lets you set a threshold for a digital on/off signal output. An onboard heating c...

SKU: DF-SEN0690 · MPN: SEN0690

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 where a bulky mechanical slider is not practical.The graphene-based pressure-se...

SKU: DF-SEN0127

  INTRODUCTION This is a generic Arduino gas sensor. It has MQ2 probe which is able to detect LPG, i-butane, propane, methane ,alcohol, Hydrogen, smoke.It can be used in gas leakage detecting device in consumer and industry markets. It has a high sensitivity and fast response time. ...

SKU: AF-5466

A 10KΩ linear slide potentiometer with a built-in geared DC motor underneath the slider. The motor can move the wiper up and down programmatically, while the slider also moves freely by hand when the motor is unpowered. This combination allows both manual and digital control — commonly seen in pr...

SKU: AF-1450

A metal-geared micro servo with an extra trick — a fourth wire brings out the internal potentiometer feedback signal, letting you read the servo's actual position via an analog input. This feedback capability enables motion recording, playback, and improved stability in robotics applications. Th...

SKU: DF-SEN0131

INTRODUCTION This is an Arduino Propane Gas Sensor. It uses MQ6 probe to detect iso-butane, propane and liquefied petroleum gas (LPG). It is less sensitive with alcohol, cooking fumes and cigarette smoke. It can be used in gas leakage detecting equipment in...

SKU: AF-1449

A plastic-geared micro servo with an extra trick — a fourth wire brings out the internal potentiometer feedback signal, letting you read the servo's actual position via an analog input. This feedback capability enables motion recording, playback, and improved stability in robotics applications. ...

SKU: AF-4271

This 35 mm slide potentiometer offers a compact, linear input control for your projects. Use it as a voltage divider where the slider position gives you a visual indication of the output level — perfect for mixing boards, LED brightness controls, and interactive prototypes. The 10 kΩ linear tape...

SKU: SF-COM-11620

A compact linear-taper slide potentiometer rated at 10 kΩ and 0.1 W. This small slider features solder tab connections, a 20 mm travel distance, and two mounting holes for easy installation. Key Features Linear Taper – Smooth, proportional resistance change across the travel range Solder Tab ...

SKU: DF-DFR0553

DFRobot I2C ADS1115 16-bit ADC module can accurately collect and convert analog signals. Through this ADC module, Raspberry Pi can easily use a wide range of Gravity series analog sensors to measure various signals, and perceive this world.Raspberry Pi is a common master control board which is...

SKU: DF-SEN0686 · MPN: SEN0686

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 pressure along its sensing ring and provides a linear analogue voltage signal fro...