Keystone panels offer a versatile solution, accepting modules that are interchangeable and replaceable. They allow for flexibility in arranging and mounting many different types of optical/electrical adapters/jacks in one panel without requiring customized manufacturing.
They provide flexibility of cable dressing and are easier to maintain and add circuits to. Whereas other patch panels require removal from the equipment rack for reconfiguration. Keystone offersease, speed and reliability of termination.