Cisco

Cisco ISR4331-AX/K9 Integrated Services Router | 3 GE Ports, AX Bundle, 100-300 Mbps

Name: Cisco ISR4331-AX/K9 Integrated Services Router | 3 GE Ports, AX Bundle, 100-300 Mbps - Refurbished
Brand: Cisco
SKU: ISR4331-AX/K9-R
Price: 279.75 USD
Availability: InStock

$279.75 USD

Certified Refurbished

Available Same-day shipping on orders before 4 PM EST Free shipping over $300 (contiguous US)

PO and Net 30 accepted for schools, government and healthcare.

Condition Refurbished

10-Year Warranty + Advance Replacement

Trustpilot 4.6/5 (954 reviews)

Google Top Quality Store

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Description

Cisco ISR 4331 AX Bundle Router — Enterprise Branch Connectivity with 10-Year Warranty

Save significantly over new pricing on this fully tested, refurbished Cisco ISR4331-AX/K9 Integrated Services Router. The ISR 4331 with Application Experience (AX) bundle delivers secure, high-performance WAN routing for enterprise branch offices, remote sites, and distributed networks — backed by Reef Telecom's industry-leading 10-year warranty.

Key Specifications

Part Number: ISR4331-AX/K9
Aggregate Throughput: 100 Mbps to 300 Mbps (scalable via licensing)
3 Onboard Gigabit Ethernet WAN/LAN Ports (2 RJ-45 + 2 SFP)
2 NIM Slots, 1 ISC Slot, 1 SM-X Enhanced Service Module Slot
4 GB Flash Memory (Default) / 4 GB DDR3 ECC DRAM (Expandable to 16 GB)
AX Bundle Includes: Application Visibility & Control (AVC), Security (SEC), and WAN Optimization (WAAS)
Supports Cisco IWAN, MPLS, DMVPN, IPsec VPN, SD-WAN, NetFlow, QoS
Rack-Mountable (1 RU) & Wall-Mountable | AC Input: 100–240V Auto-Ranging
Cisco IOS XE Software

Why Buy from Reef Telecom?

10-Year Warranty — the longest in the refurbished telecom industry
Free Shipping on orders over $300
Fully tested, inspected, and updated before shipment
Rack mounts and console cable included

Ideal Use Cases

The Cisco 4331 ISR is designed for enterprise branch offices, multi-site WAN deployments, and organizations needing secure, scalable routing with built-in firewall, VPN, and application optimization. Its modular NIM and SM-X slots allow future expansion for voice, WAN optimization, and additional connectivity without replacing hardware.