Features: The WCS1700//1600 Hall Effect current module delivers precise 0 200A measurement ranges across multiple models, featuring built in short circuit and 3 compatibility for seamless microcontroller integration. This compact PCB based employs advanced Hall Effect technology with electrical isolation, requiring calibration while maintaining ±1% accuracy in industrial environments. Ideal for electrical engineers, charging designers, and automation developers requiring current . Perfect for industrial power , electric vehicle battery management, and residential energy consumption tracking in confined spaces. With its isolation barrier and overload auto cutoff function, this ensures safe when measuring circuits in robotics or renewable . Specifications: []: PCB [Product Weight]: 11g [Product Size]: 37x31mm [Supply ]: 3- [Supply Current]: 3.5mA [Working temperature]: -20~125°C [Isolation ]: 1.5KV [Search current ]: WCS1500: Applicable current 0~200A WCS1600: Applicable current 0~100A WCS1700: Applicable current 0~70A WCS1800: Applicable current 0~35A Package Includes: Hall current module, packaging bag note: Warning: It is small and need to payattention to the swallowed risk. Please allow 0-1cm error due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color of the item.