Cisco ISR4331/K9 is a highly advanced router that offers exceptional performance and versatility. With a system throughput of 100Mbps-300Mbps, this router ensures smooth and seamless network connectivity. It features 3 WAN/LAN ports, 2 SFP ports, and a multi-Core CPU, making it perfect for small to medium-sized businesses.


| Model | Differences |
| ISR4321/K9 | Lower system throughput (50Mbps-100Mbps) |
| ISR4351/K9 | Higher system throughput (200Mbps-400Mbps) |
| ISR4431/K9 | Additional WAN/LAN ports (4 ports) |
ISR4331/K9 Specifications | |
| Product Model | Cisco ISR4331/K9 |
| System Throughput | 100Mbps - 300Mbps |
| WAN/LAN Ports | 3 |
| SFP Ports | 2 |
| Service Module Slots | 1 |
| Processor | Multi-Core CPU |
| Flash Memory Installed | 4 GB |
| Max Flash Memory Supported | 16 GB |
| Memory Technology | DDR3 SDRAM |
| RAM Installed | 4 GB |
| Product Type | Router |
| Frequency | 50/60 hertz |
| Power Provided | 250 watt |
| Rack Mounting Kit | Included |
| Dimensions(H X W X D�?/strong> | 1.8 x 17.2 x17.2 inch |
