HX711 breakout for reading Wheatstone-bridge load cells and strain gauges via a 24-bit differential ADC. Uses a pseudo-SPI clock/data interface; screw terminals accept 4-wire bridge inputs; output rate selectable 10 or 80 SPS.
| Pin | Position | Type |
|---|---|---|
| VIN | logic/power header | Power |
| VIO | logic/power header | Power |
| GND | logic/power header | Ground |
| DATA | logic header | GPIO |
| SCK | logic header | SPI |
| RATE | logic header | GPIO |
| A+ | terminal block channel A positive | Analog |
| A- | terminal block channel A negative | Analog |
| B+ | terminal block channel B positive | Analog |
| B- | terminal block channel B negative | Analog |
| E+ | terminal block excitation positive | Power |
| E- | terminal block excitation negative | Ground |
| RATE switch | right side of board | Control |
Analog · I2C · 3.3 – 5 V · Bare
Confirm the data interface matches your host board.
Module pins: VIN, VIO, E+, GND, E-, DATA, SCK, A+. Schematik maps them to your board in the app.
Interlink-style FSRs, strain-gauge load cells with HX711 amplifiers, and ready-made kits like DFRobot's Gravity I2C 1kg scale — from simple touch detection to accurate mass measurement.
4mm Mini Circular Force Sensor visual preview4mm Mini Circular Force Sensor
Adafruit Square Force-Sensitive Resistor (FSR) visual previewAdafruit Square Force-Sensitive Resistor (FSR)
Circular Force Sensor (Diameter: 18.3mm, 20g-6kg, Thickness: 0.4mm) visual previewCircular Force Sensor (Diameter: 18.3mm, 20g-6kg, Thickness: 0.4mm)
Circular Force Sensor (Diameter: 7.6mm, 30g-1.5kg, Thickness: 0.3mm) visual previewCircular Force Sensor (Diameter: 7.6mm, 30g-1.5kg, Thickness: 0.3mm)
Circular Force Sensor with Extended Leads (Diameter: 18.3mm, 20g-6kg, Thickness: 0.4mm) visual previewCircular Force Sensor with Extended Leads (Diameter: 18.3mm, 20g-6kg, Thickness: 0.4mm)
Circular Force Sensor with Extended Leads (Diameter: 7.6mm, 30g-1.5kg, Thickness: 0.3mm) visual previewCircular Force Sensor with Extended Leads (Diameter: 7.6mm, 30g-1.5kg, Thickness: 0.3mm)
Extra-Long Force-Sensitive Resistor (FSR) - 1/4" x 24" visual previewExtra-Long Force-Sensitive Resistor (FSR) - 1/4" x 24"
Flexiforce Pressure Sensor - 1lb visual previewFlexiforce Pressure Sensor - 1lb
Force-Sensing Resistor: 0.6"-Diameter Circle visual previewForce-Sensing Resistor: 0.6"-Diameter Circle
Gravity I2C 1Kg Weight Sensor Kit - HX711 visual previewGravity I2C 1Kg Weight Sensor Kit - HX711
Gravity: Digital Weight Sensor (No Base) visual previewGravity: Digital Weight Sensor (No Base)
Gravity: Thin-film Pressure Sensor visual previewGravity: Thin-film Pressure Sensor
BOSON: Heart Rate Monitor Sensor i20 visual previewUART/I2C fingerprint modules, MAX30102 PPG breakouts, and analog ECG/EMG front-ends for access control and hobby biometric sensing.
Sensors · Biometric sensors · 26 parts
0.3M Pixel Serial JPEG Camera Module visual previewPi CSI modules, USB cameras, MCU-class OV2640/OV5640 boards, on-camera AI like HuskyLens and OpenMV, and thermal or ToF imagers — over 130 listings across very different pipelines.
Sensors · Cameras & vision · 141 parts
0.28 Inch LED Digital DC Voltmeter - Green visual previewINA-series I2C monitors, Hall-effect sensors like the ACS723 and Gravity 20A/50A boards, and non-invasive CT clamps for everything from 3.3V rail telemetry to mains current sensing.
Sensors · Current & voltage · 25 parts
25m Long Distance ToF Laser Sensor (±3cm Accuracy, 100Hz, 100K LUX Resistant) visual previewAbout 180 listings spanning VL53-series ToF breakouts, HC-SR04 and MaxSonar ultrasonics, 360° triangulation LiDARs, IR proximity sensors, 24GHz mmWave presence detection and laser break-beam sensors.
Sensors · Distance sensors · 177 parts