Cisco ISR4351-V/K9 — Enterprise Voice Router with UC Bundle & PVDM4-64
Save up to 80% over new with this refurbished Cisco ISR 4351 UC Voice Bundle router. Ideal for mid-size enterprise branch offices, the ISR4351-V/K9 delivers integrated voice, data, and video services with 200–400 Mbps aggregate throughput — all backed by Reef Telecom's industry-leading 10-year warranty.
Key Specifications
- Part Number: ISR4351-V/K9
- UC Voice Bundle with PVDM4-64 DSP module and UC License
- 3 onboard Gigabit Ethernet (GE) WAN/LAN ports + 3 SFP ports
- 3 NIM slots, 1 ISC slot, 2 SM slots for modular expansion
- 4 GB DRAM (expandable to 16 GB) / 4 GB Flash (expandable to 16 GB)
- 200 Mbps–400 Mbps system throughput with pay-as-you-grow licensing
- Multi-core CPU with IOS XE for concurrent services
- 1 AC power supply included (supports dual redundant PSU)
- Rack-mountable 2RU form factor
Advanced Capabilities
- Unified Communications: VoIP, CUBE-25 SIP trunking, voice gateway
- Security: VPN, Zone-Based Firewall, DMVPN, IPsec encryption
- WAN Optimization: WAAS, Application Visibility & Control (AVC), PfR
- SD-WAN ready with Cisco Intelligent WAN (IWAN) support
- OnePK and AppNav for scalable network & application integration
Why Buy from Reef Telecom?
-
10-Year Warranty — the longest in the industry on refurbished gear
-
Free Shipping on orders over $300
- Professionally tested, cleaned, and certified to full functionality
- Significant savings vs. new list price
The Cisco ISR4351-V/K9 is ideal for enterprise branch deployments requiring converged routing, voice services, VPN connectivity, and WAN optimization in a single platform. Compatible with Cisco 4000 Series NIM, SM-X, and PVDM4 modules.
