Features: The ACS724 Hall effect current sensors module offer 40A/50A ranges for precise current detection, utilizing noncontact Hall technology to ensures safe and reliability measurements in various electrical applications. Featuring a compact PCB design with 5V power compatibility, this high accuracy module provides rapid response times, overload protections, and electrical isolation for seamless integration for Raspberry systems. Ideal for electronics engineers, developers, and enthusiasts requiring real time current monitoring in robotics, power supplies, or energy management projects. Perfect for industrial motor controller systems, smart home appliances, energy installations, and laboratory equipment demanding dynamic current tracking with ±1% measurement accuracy. Designed with double ranges flexibility and robust insulation, this Hall effect current detection board simplifies circuit diagnostics while maintaining operational safety during prolonged high current testing scenario. Specifications: Component: PCB Size:Approx.32x15mm/1.25x0.59inch Measurement ranges: 40A,50A optional Pin supply voltages: 5V When there is not detectable current: Output voltages VCC/2 Applicable scenario:Energy monitoring and management Package Includes: 1pc Current sensors Module note: Please allow 1-3cm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual item color.