HX711 24-Bit Precision Weight Sensor Module for Load Cells

Product Name

HX711 24-Bit Precision Weight Sensor Module for Load Cells

Primary Function

High-precision ADC (Analog-to-Digital Converter) designed specifically for reading data from strain gauge-based load cells

Chipset

HX711 – 24-bit differential ADC for weigh scales

Operating Voltage

2.6V to 5.5V (typically used with 5V microcontrollers)

Interface

Digital – Two-wire Serial (Clock and Data pins: SCK, DT)

Amplification Gain Options

Selectable: 32, 64, or 128 (default: 128)

Sensitivity

Up to 24-bit resolution – ideal for detecting very small weight changes

Load Cell Compatibility

Supports full-bridge load cells (e.g., 1kg, 5kg, 10kg, 20kg, etc.)

Data Rate

10 Hz or 80 Hz (selectable via pin configuration)

Onboard Features

Noise filtering, temperature compensation circuitry, low power consumption

Applications

Digital weighing scales, kitchen scales, industrial load measurement, IoT-based weight tracking, smart luggage, and scientific experiments

Compatible Platforms

Arduino, ESP32, STM32, Raspberry Pi, NodeMCU, and other microcontrollers with GPIO support

Professional Use Case

Commonly used in prototyping precision electronic balances, smart retail systems, and remote load monitoring

Expert Commentary

Wiring Simplicity

Only 4 pins (VCC, GND, DT, SCK) make integration with microcontrollers easy

Library Support

Well-supported with open-source Arduino libraries and sample codes

Operating Temperature Range

-40°C to +85°C

Compliance

RoHS Compliant

Stock & Availability

In stock and ready for single-unit or bulk purchase; ideal for educational, DIY, and commercial product development