Cisco 4000 Series Integrated Services Routers
Build your digital branch

Cisco ISR 4000 Series

Why upgrade to an ISR 4000 Series router

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Power in a modest form factor

The ISR 4000 delivers performance, reliability, and security to WAN branches without taking up much space.

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The ISR 4000's hardware defenses and responsible supply chain protect product and data integrity.

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The industry-leading ISR 4000 can be managed centrally with Cisco SD-WAN.

Cisco ISR 4000 Series Routers

ISR 4221

Cisco ISR 4221 Router
  • GE/SFP integrated WAN ports
  • 1.2-Gbps performance
  • 75-Mbps encrypted throughput

ISR 4331

Cisco ISR 4331 Router
  • GE/SFP integrated WAN ports
  • 2-Gbps+ performancee
  • 500-Mbps encrypted throughput

ISR 4431

Cisco ISR 4431 Router
  • PoE GE/SFP, GE/SFP integrated WAN ports
  • 4-Gbps + performance
  • 900-Mbps encrypted throughput

ISR 4461

Cisco ISR 4461 Router
  • 10 GE SFP+, PoE GE/SFP, GE/SFP integrated WAN ports
  • 10-Gbps+ performance
  • 7-Gbps encrypted throughput