The Black Box SP386A USB to USB Industrial Isolator is a top-of-the-line product made in the USA. With a 4kV isolation rating, this industrial-grade isolator ensures reliable and safe data transmission between two USB devices. The device is designed specifically to meet the needs of industrial or Medical applications, providing a secure and dependable connection for critical systems. Its durable construction and high isolation rating make it a valuable tool for protecting sensitive equipment and ensuring data integrity in demanding environments.