Cisco ISR4431/K9 Router
Cisco ISR4431/K9 Router
Condition: Refurbished / Used
Type: Integrated Services Router
WAN Ports: 3 × GE (2 WAN, 1 SFP)
Performance: Up to 500 Mbps
Memory: 4 GB DRAM, 4 GB Flash (upgradeable)
Expansion: 2 × NIM slots, 1 × SM slot, 1 × ISC slot
Form Factor: 1RU rack-mountable
Security: Integrated with Cisco IOS XE, built-in security features
Use Case: Ideal for large enterprise branches requiring scalable, secure WAN with voice and video
Availability: In Stock
Price: On Call
Description
Cisco ISR4431/K9 Integrated Services Router
Overview
The Cisco ISR4431/K9 Router is an enterprise-class router from the Cisco 4000 Series, designed for branch and campus networks that demand high performance, comprehensive security, and integrated services. This compact 1U rack-mount router supports advanced routing, security, voice, and WAN optimization features. With flexible modular expansion options and scalable throughput, the ISR4431/K9 delivers the power and efficiency required to support SD‑WAN, unified communications, and cloud connectivity—all while providing a pay-as-you-grow licensing model to suit evolving network demands.
Key Features
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Scalable Throughput: Delivering configurable performance ranging from 200 Mbps up to 400 Mbps with upgrade licenses available.
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Modular Design: Features dual NIM slots and an integrated service (ISC) slot for voice, video, and additional WAN interfaces.
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Integrated Security: Supports hardware-accelerated encryption, IPSec VPN, SSL VPN, firewall, NAT, ACL, and advanced QoS.
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Advanced Routing: Runs on Cisco IOS XE software, providing robust support for routing protocols such as OSPF, BGP, EIGRP, and RIP.
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Unified Services: Offers integrated support for voice and unified communications modules for converged network environments.
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Compact & Efficient: A 1U rack-mount form factor optimized for branch offices, offering both power efficiency and high availability.
Technical Specifications
| Specification | Details |
|---|---|
| Model | Cisco ISR4431/K9 |
| Form Factor | 1U Rack-Mountable |
| Aggregate Throughput | 200 – 400 Mbps (scalable via performance licenses) |
| Onboard Interfaces | Typically includes 2 to 4 built-in Gigabit Ethernet ports |
| Expansion Slots | 2 NIM slots and 1 Integrated Service (ISC) slot |
| Memory | Approx. 2–4 GB DRAM (expandable depending on configuration) |
| Flash Memory | 4 GB (expandable up to 8 GB) |
| Supported Routing Protocols | OSPF, BGP, EIGRP, RIP, static routing |
| Security Features | IPSec VPN, SSL VPN, NAT, ACLs, hardware encryption, firewall |
| Voice/Unified Communications | Supports optional voice modules via the ISC slot |
| Management Interfaces | Console, USB, AUX, SNMP, SSH |
| Power Supply | Internal AC power supply (optional redundant PSU available) |
| Dimensions (HxWxD) | Approximately 1.7 in x 17.5 in x 13.3 in (43.2 x 444.5 x 338 mm) |
| Weight | Approximately 6–7 kg (13–15 lbs) |
| Operating Temperature | 0°C to 45°C |
| Warranty | Standard Cisco Limited Warranty |
Request a Quote for Cisco ISR4431/K9 Router: – Contact Us for Queries and Assistance
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Request a Quote:
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Contact Us for Queries and Assistance
We are here to assist you! If you have any questions or need further information about our network accessories or any other products and services, please feel free to reach out to us using any of the following methods:
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Cisco ISR4431/K9 Router
Cisco ISR4431/K9 Router is a high-performance, secure, and scalable WAN solution designed for medium to large enterprise branches in Pakistan. Ideal for voice, video, data, and cloud applications.
Product SKU: ISR4431/K9
Product Brand: Cisco
Product Currency: PKR
Product In-Stock: InStock
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