This 400 A current sensor features a compact structure, with a rated current of 400 A and a maximum measurement range of ±1200 A, making it suitable for high-current detection applications. It offers a frequency bandwidth of DC–50 kHz and an output resistance of 102 Ω, supporting current measurement and monitoring under various operating conditions.

The sensor has an aperture size of 20.5 × 10.3 mm and overall dimensions of 40 × 29 × 30 mm. Its compact design allows easy integration into various electrical devices and systems. Typical applications include industrial automation, power monitoring, motor control, power supply equipment, and power electronics systems, where high-current detection, equipment status monitoring, and current feedback control are required.