Cisco ISR 4431 4GE, 3NIM, 8G Flash, 4G DRAM | Enterprise Router — CON-L14OS-C14431K9

Keep branch infrastructure organized on a router designed for modular expansion and dependable edge performance. The Cisco ISR 4431 is built for sites that need more than basic connectivity: it gives IT teams a platform for routing, service integration, and future expansion through 3 NIM slots. With 4 Gigabit Ethernet ports, 8 GB flash, and 4 GB DRAM, this model is positioned for environments that expect consistent operation and enough local resources to support branch services. It is a strong fit for organizations standardizing on Cisco routing at the edge, where platform consistency, serviceability, and long-term lifecycle planning matter. Compared with lower-tier routers, the ISR 4431 is better suited to deployments that need modularity and headroom. That makes it a practical choice for branch offices, distributed enterprises, and network teams that want to avoid frequent hardware refreshes as site requirements expand. Ideal For Branch office routing with modular service expansion Distributed enterprise edge connectivity Network refreshes that require Cisco ISR standardization Sites needing room for future interface modules Why This Product 1 Adds 3 NIM slots for modular expansion 2 Includes 8 GB flash and 4 GB DRAM for branch services 3 Built on Cisco ISR architecture for enterprise standardization 4 Better suited to growth than fixed-port entry routers