Cisco ISR 4331 SP-AR3-N93YCFXB 3GE, 2NIM, 1SM, 4G DRAM | Enterprise Router — SP-AR3-N93YCFXB

Keep critical branch services online with a router designed for dependable WAN aggregation and policy-driven routing. Cisco ISR 4331 combines 3 Gigabit Ethernet ports with 2 network interface module slots and 1 service module slot, giving infrastructure teams room to adapt the platform to changing access requirements without replacing the chassis. The 4 GB flash and 4 GB DRAM configuration supports the software footprint needed for enterprise branch operations, while IP Base provides a focused feature set for organizations that want predictable routing behavior and tighter control over deployment scope. That balance matters in environments where uptime, manageability, and standardization carry more weight than excess features. For distributed sites, this model fits the role of a branch edge router where performance, modularity, and long service life justify the investment. It is a practical choice when you need a Cisco platform that can anchor secure connectivity, support expansion, and stay aligned with established network standards. Ideal For Branch office WAN edge routing Distributed enterprise connectivity Standardized site-to-site network deployment Modular access expansion for remote offices Why This Product 1 Includes 3 Gigabit Ethernet ports for branch connectivity 2 Adds 2 NIM slots and 1 service module slot for expansion 3 Provides 4 GB flash and 4 GB DRAM for platform operation 4 Uses IP Base for a controlled routing feature set