The n4000 switch series offers a power efficient and resilient 10 gigabit ethernet 10gbe switching solution with support for 40gbe uplinks for advanced layer 3 distribution for offices and campus networks the n4000 switch series has high performance capabilities and wire speed performance utilizing a non blocking architecture to easily handle unexpected traffic loads the n4000 series includes dual internal hot swappable 80plus certified power supplies for high availability and power efficien