The BL1Y2-200IOV2L is a current sensor ROHS manufactured by BYD. It is a three-phase current sensor module that utilizes differential isolators for an enhanced AC/DC large signal measurement. The module contains a voltage and current measurement channel, a current transformer, and a current transformer chip. The current sensing range is 0-200A and the voltage sensing range is -3V to +3V. The module is RoHS compliant as it ensures the integrity of electronics components with regulatory compliance. It is widely used in motor control, LED power monitoring, solar power generation, power supply, and other energy-saving applications.