The compact package design of the compact surge protector provides three phase protection devices in a limited space and provides low clamping voltage to effectively protect sensitive equipment from transient overvoltage damage. The compact 480v surge protector adopts advanced design and manufacturing process, with high reliability and stability. The compact 480v 3 phase surge protector is not only suitable for traditional industrial and communication fields, but also widely used in emerging fields such as automotive, aerospace and energy storage systems