Attributes

Brand	-
Category	3C Digital Accessories / MP3/MP4 Stands
Origin	-
Model Number	201875-004
Sensor Type	ACS724 Hall-Effect Current Sensor
Current Range	+/- 5A
Supply Voltage	3.3V to 5V DC
Output Sensitivity	400mV/A
Bandwidth	80 kHz
Response Time	5 microseconds
Connector Type	0.1 inch Header Pins
Board Dimensions	25mm x 15mm
Compatibility	Arduino, Raspberry Pi, ESP32

6 reviews

Anonymous

Mar 28, 2026

Rating: 4/5

Good value but pins need care

The sensor accuracy is impressive for the price. Just be careful when soldering the header pins; the pads are a bit small. Otherwise, it functions well.

Anonymous

Mar 23, 2026

Rating: 5/5

Easy to integrate

Plug and play with standard microcontrollers. The documentation online is plentiful, making it easy to get started with code examples immediately.

Anonymous

Mar 16, 2026

Rating: 4/5

Solid performance

Works well within the specified range. I tested it up to 4.5A continuously without any heating issues. Would recommend for general prototyping.

Anonymous

Mar 14, 2026

Rating: 5/5

Essential for my robot arm

I used this to monitor motor current in my robotic arm project. The response time is fast enough to catch spikes, and the output is very linear.

Anonymous

Mar 13, 2026

Rating: 5/5

Great for university projects

Bought this for my final year electronics project. It handled the load perfectly and the data was consistent throughout the testing phase.

Anonymous

Mar 08, 2026

Rating: 5/5

Perfect for current monitoring projects

This breakout board works exactly as described. The ACS724 sensor provides stable readings when connected to my Arduino. Great for measuring battery discharge rates.

5 FAQ

Q: Does this come with header pins pre-soldered?

A: No, the board is shipped with unsoldered header pins to allow for flexible mounting options. You will need to solder them yourself.

Q: Is there a library available for Arduino?

A: Yes, there are several open-source libraries available on GitHub and the Arduino Library Manager that support the ACS724 sensor.

Q: Can this board measure AC current?

A: Yes, the ACS724 sensor can measure both AC and DC current effectively within its rated range.

Q: What happens if I exceed the 5A limit?

A: Exceeding the rated current may cause inaccurate readings or potentially damage the sensor. We recommend staying within +/- 5A for optimal longevity and accuracy.

Q: What is the maximum voltage this board can handle on the input side?

A: The board is designed for low-voltage applications. While the sensor isolates the measurement, please ensure your circuit does not exceed safe low-voltage limits typically found in hobby electronics (under 60V).

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