Description
The Cisco C9400-SUP-2 Supervisor Engine is a high-performance, modular control plane component designed for the Catalyst 9400 Series chassis. Built to deliver enterprise-class resiliency, this supervisor supports advanced routing, automation, and security features, making it ideal for large-scale campus core and distribution environments. Its dual-core x86 CPU architecture and 16 GB of DRAM ensure reliable performance for demanding network operations. The unit also includes 16 GB of onboard flash storage and supports up to 240 Gbps per slot throughput.
This supervisor engine is equipped with two 10 Gigabit Ethernet SFP+ uplink ports and integrates seamlessly with Cisco’s DNA Center for centralized management and policy enforcement. It supports hot-swappable installation, redundant supervisor configurations, and ISSU (In-Service Software Upgrade) for minimal downtime. Hardware-level security is enhanced with features like MACsec encryption and Trust Anchor module support. Buyers seeking used network hardware will appreciate the robust build quality and long-term software support that extend the value of this investment.

