All Products

SKU: SF-SEN-13331

This single disc load cell (sometimes called a strain gauge) can translate up to 50kg of pressure (force) into an electrical signal. Each load cell is able to measure the electrical resistance that changes in response to, and proportional of, the strain (e.g. pressure or force) applied to the dis...

SKU: SF-SEN-10245

A single-point load cell (strain gauge) rated for up to 50 kg. This is the same type of sensor found in digital bathroom scales. It outputs a small analogue voltage proportional to the applied force, which can be read using a load cell amplifier such as the HX711. Specifications Capacity – 50 ...

SKU: DF-FIT0492-A

A high-torque 12V DC geared motor with a 100:1 metal gear reducer. Built with 100% copper coils and a metal gearbox for durability, this compact motor delivers up to 50 kg·cm of stall torque at 50 RPM — ideal for robotics, automation, and projects requiring strong, controlled rotation. Key Featu...

SKU: DF-SEN0522

This human body sensing switch adopts an infrared detection way to control load switch. It offers a detection range of 5~8m, high sensitivity, and reliability. The sensor has an adjustable delay function and the input and output voltages are the same. It is widely used in various automatic i...

SKU: DF-SEN0160

A digital weight sensor kit based on the HX711 24-bit ADC, capable of measuring up to 1 kg. The HX711 is designed specifically for weight scale applications, interfacing directly with a bridge sensor to deliver precise, reliable measurements via the Gravity interface. The kit includes both the H...

SKU: DF-SEN0293

The RP-L-170 is a long, flexible thin-film pressure sensor with a 170mm active area for detecting both static and dynamic pressure. As pressure is applied, the sensor's resistance decreases — making it easy to read with any analogue input on a microcontroller. Built from ultra-thin film with nan...

SKU: DF-KIT0176

The Gravity I2C 1 kg Weight Sensor Kit is a complete scale-building kit that includes a load cell, HX711 signal adapter board, acrylic mounting bracket, and all hardware needed to measure weight from 1 g to 1,000 g. The on-board MCU processes HX711 data and communicates via I²C, making it compati...

SKU: SF-SEN-09405

A simple-to-use MQ-6 gas sensor for detecting liquefied petroleum gas (LPG) — primarily propane and butane — in the air. The sensor detects concentrations from 200 to 10,000 ppm with high sensitivity and fast response time. The MQ-6 outputs an analog resistance that varies with gas concentration...

SKU: DF-SEN0297

The RP-C7.6-ST is a circular flexible thin-film pressure sensor with a compact 7.6 mm active area and ultra-thin 0.3 mm profile. It converts applied force into a variable resistance — output resistance decreases as pressure increases — making it straightforward to read with any microcontroller's ...

SKU: DF-SER0059

A miniature serial bus servo from DFRobot that delivers 2.3 kg·cm of stall torque at 6 V, controllable via TTL serial communication. Up to 253 servos can be daisy-chained in series, each assigned a unique ID for individual or synchronised control at baud rates up to 1 Mbps. The hybrid gear train...

SKU: AF-2215

A 16.000 MHz quartz crystal in the HC49/US short-style package, supplied with two 20pF load capacitors. The crystal provides higher precision than ceramic resonators, with 30 PPM tolerance and 50 PPM stability — suitable for USB timing, long-term timekeeping, and RF/PLL/VCO applications. The bre...

SKU: SF-SEN-21669

This straight bar load cell (sometimes called a strain gauge) can translate up to 10kg of pressure (force) into an electrical signal. Each load cell is able to measure the electrical resistance that changes in response to, and proportional of, the strain (e.g. pressure or force) applied to the ba...

SKU: DF-ROB0025

INTRODUCTION The DFRobot 4WD Arduino-Compatible Platform w/Encoders is widely used on the world's self-developed control panel platform. This drive method has a strong obstacle and climbing ability with high strength aluminum alloy body. It features thick acrylic m...

SKU: DF-SEN0298

This is a circular flexible thin film pressure sensor of long legs with a diameter of 7.6mm, which can be used to realize highly sensitive detection of pressure. The sensor is durable and designed to sense static and dynamic pressure in a high respond speed. Its advantages of recording the intens...

SKU: SF-SEN-14729

A straight bar load cell (strain gauge) that translates up to 5kg of force into an electrical signal. Made from aluminium alloy with four strain gauges in a Wheatstone bridge configuration, it measures electrical resistance changes proportional to the applied load. Use it to measure object weigh...

SKU: LB-LR0399

This straight bar load cell (strain gauge) converts applied force or weight into a proportional electrical signal, with a maximum capacity of 5kg. It uses four strain gauges arranged in a Wheatstone bridge configuration for accurate, stable readings — ideal for building digital scales, weight mon...

SKU: SF-BOB-08891

This breakout board provides a convenient PCB adapter for MQ-series gas sensors (MQ-3, MQ-4, MQ-6, MQ-7, and MQ-8). It converts the sensor's oversized, oddly-spaced pins into a standard breakout format that's easy to wire up to a microcontroller. Connect 5 V, ground, and a load resistor to an AD...

SKU: SF-BOB-13878

The SparkFun Load Sensor Combinator is a bare PCB that combines four load sensors into a standard four-wire Wheatstone bridge configuration. If you open up an electronic bathroom scale, you’ll find a large rat’s nest of wires. The Load Sensor Combinator was created to combine the 12 wires foun...

SKU: AF-4541

A strain gauge is a type of electronic sensor used to measure force or strain (big surprise there). They are made of an insulating flexible backing with a metallic foil pattern. The resistance of a strain gauge changes when force is applied and the object is deformed along with the foil and this ...

SKU: DF-DFR1114 · MPN: DFR1114

The Gravity N20 is a compact all-metal gear motor with an integrated drive chip that simplifies motor control to a single PWM signal. Operating on 3–6 V, it uses a PPM servo-style control method — forward, stop, and reverse are set by pulse width — eliminating the need for a separate motor driver...