Infinian Technology Dealer, Distributor and Partner of Cisco ISR 4000 Series Routers in India – Bangalore, Chennai for Price/Cost Call: 9739091119
The Cisco ISR 4000 Series is designed for medium to large branch offices, offering high performance, modularity, and advanced services like SD-WAN, security, voice, and application optimization. These are future-ready enterprise-class routers.

📦 ISR 4000 Series Models
Model | Performance (Base/Boost) | NIM Slots | SM Slots | LAN Ports | WAN Ports |
---|---|---|---|---|---|
ISR 4321 | 50 Mbps / 100 Mbps | 2 | 0 | 2 | 2 |
ISR 4331 | 100 Mbps / 300 Mbps | 2 | 1 | 3 | 2 |
ISR 4351 | 200 Mbps / 400 Mbps | 3 | 2 | 3 | 2 |
ISR 4431 | 500 Mbps / 1 Gbps | 3 | 2 | 4 | 2 |
ISR 4451 | 1 Gbps / 2 Gbps | 4 | 2 | 4 | 2 |
ISR 4461 | Up to 2 Gbps | 4 | 2 | 4 | 2 |
🔧 Key Features
Feature | Details |
---|---|
Performance | 50 Mbps – 2 Gbps (with Boost License) |
WAN Interfaces | Modular slots for Gigabit Ethernet, T1/E1, LTE, DSL, etc. |
Modularity | Network Interface Modules (NIMs), Enhanced Service Modules (SMs) |
Integrated Services | Firewall, IPsec VPN, AVC, WAAS, voice DSPs |
SD-WAN Ready | Fully supports Cisco SD-WAN via vManage |
Redundancy | Dual PSU (some models), hot-swappable fans |