Cisco Catalyst® 9400 Series switches are Cisco’s lead modular enterprise switching access and aggregation platform built for security, IoT and cloud. This switch series forms the foundational building blocks for SD-Access, Cisco’s leading enterprise architecture. Catalyst 9400 Series switches provide unparalleled investment protection with a chassis architecture that is capable of supporting up to 9 Tbps of system bandwidth and unmatched power delivery for high density IEEE 802.3bt (60W and 90W PoE).