The Black Box SW4009A-USB-EAL is a high-security, 4-port KVM (Keyboard-Video-Mouse) switch engineered to provide robust data isolation and secure switching of analog VGA video and USB peripherals between multiple computers. It’s designed for environments where mission-critical security and physical isolation are essential — such as government, defense, military, intelligence, and classified network operations.
×
Get a Quote
Black Box SW4009A-USB-EAL KVM switch Rack mounting