40Kg Load Cell
The 40Kg Load Cell is a precision aluminum-alloy strain gauge sensor widely used for weight measurement and force detection applications. This sensor is engineered to deliver stable, accurate results and is commonly used with the HX711 amplifier module, making it suitable for Arduino, NodeMCU, and Raspberry Pi-based weighing systems.
Its compact, lightweight design with four mounting holes ensures easy installation in digital scales, smart IoT devices, industrial automation, and academic engineering projects.
Explore more Electronic Components here:
👉 https://electroway.org/product-category/electronics-components/
✔ Compatible Controllers
Works perfectly with:
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Arduino Boards
👉 https://electroway.org/product-category/arduino-and-accessories/arduino-boards/ -
NodeMCU for IoT-based wireless weight monitoring
👉 https://electroway.org/product-category/iot-and-smart-solutions/iot-modules/nodemcu/ -
Raspberry Pi (using HX711 ADC module)
👉 https://electroway.org/product-category/electronic-accessories/mounts-and-cases/raspberry-pi-mounts-and-cases/
✔ Technical Specifications
| Feature | Details |
|---|---|
| Type | Strain Gauge Load Cell |
| Capacity | 40Kg |
| Material | Aluminum alloy |
| Recommended ADC | HX711 |
| Output Sensitivity | 1.0 ~ 1.5mV/V |
| Excitation Voltage | 5V–12V |
| Mounting | 4-hole design |
| Output | Differential analog signal |
✔ Features
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High-precision weight and force measurement
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Strong aluminum alloy structure
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Easy mounting design
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Stable analog output
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Compatible with microcontrollers via HX711
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Suitable for weighing machines & automation
✔ Applications & Uses
The 40Kg Load Cell is ideal for:
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Digital weighing scales
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Smart IoT weighing projects
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Kitchen & household scales
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Industrial packing & automation
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Robotics force measurement
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Agriculture feed measurement
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Liquid tank weight monitoring
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Load distribution systems
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Academic engineering experiments
You may also check:
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Tools & Accessories: https://electroway.org/product-category/tools-and-accessories/
✔ Precautions
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Handle the sensor carefully—bending may damage the internal strain gauge.
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Always use an HX711 module for accurate readings.
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Do not overload above 40Kg or accuracy may be affected.
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Ensure tight and flat mounting surface for stable measurements.
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Use a stable Power Supply to avoid noise in analog output.
👉 https://electroway.org/product-category/raspberry-pi-and-accessories/accessories-raspberry-pi-and-accessories/power-supplies-accessories-raspberry-pi-and-accessories/ -
Avoid moisture exposure to protect internal strain elements.
✔ YouTube Tutorial Video
How to Use Load Cell with HX711 & Arduino:
📌 Watch Video:https://www.youtube.com/shorts/uLZdIwcoZgA
⭐ Product Summary
The 40Kg Load Cell is a high-precision strain gauge sensor perfect for weight measurement in scales, IoT devices, and automation systems. When combined with an HX711 amplifier and Arduino, it delivers extremely accurate and stable readings, making it ideal for engineering, industrial, and DIY projects.

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