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Under 100 KG? Ships Express.
Smaller shipments go via DHL or FedEx Express — delivered worldwide in approximately 3 business days.

Over 100 KG? Ships via Freight.
Larger orders are dispatched through freight forwarding partners. Delivery takes 7–10 business days, globally.

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Every shipment is delivered directly to your address — regardless of country or carrier.
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Tested it, but it’s not a fit?
Return any product within 14 days of delivery if it doesn’t meet your technical or operational needs.

Initiate returns with ease.
Our RMA process is streamlined — just raise a request, follow the packaging guidelines, and we’ll handle the rest.

Refund or restock, your call.
Changed your mind? Get a refund (restocking fees may apply) or swap with another product.
30-Day Hardware Replacement

Covered for any early faults.
All equipment includes a 30-day replacement warranty. If something goes wrong, we’ll repair or swap it — fast.

Replacements shipped in 10 days or less.
Once your return is inspected and approved, we dispatch the replacement promptly to keep your operations moving.

RMA protocol keeps it smooth.
Just ensure all accessories and original packaging are intact — we’ll take care of the technical validation.
C1-CISCO4431/K9
Cisco ONE ISR 4431 (4GE.3NIM.8G FLASH.4G DRAM.IPB)
$4,880.29
10 in Global Warehouse
$4,880.29
74% off
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C1-CISCO4431/K9 |
Description: | Cisco ONE ISR 4431 (4GE.3NIM.8G FLASH.4G DRAM.IPB) |
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Shipping as per your need
Same-day Shipping

Express Delivery Across the USA
Need it fast? Choose Express Shipping and receive your order within 1–3 business days.

Free Ground Shipping Available
Standard ground delivery across the U.S. takes 2–6 days, depending on your location — no extra charge.

International Shipments Made Simple
For all international orders, we ship via your UPS, FedEx, or DHL account — or to your U.S.-based freight forwarder.
Delivery Timelines

Under 100 KG? Ships Express.
Smaller shipments go via DHL or FedEx Express — delivered worldwide in approximately 3 business days.

Over 100 KG? Ships via Freight.
Larger orders are dispatched through freight forwarding partners. Delivery takes 7–10 business days, globally.

Always Delivered to Your Door
Every shipment is delivered directly to your address — regardless of country or carrier.
14-Day Money Back Guarantee
Free 14-Day Returns

Tested it, but it’s not a fit?
Return any product within 14 days of delivery if it doesn’t meet your technical or operational needs.

Initiate returns with ease.
Our RMA process is streamlined — just raise a request, follow the packaging guidelines, and we’ll handle the rest.

Refund or restock, your call.
Changed your mind? Get a refund (restocking fees may apply) or swap with another product.
30-Day Hardware Replacement

Covered for any early faults.
All equipment includes a 30-day replacement warranty. If something goes wrong, we’ll repair or swap it — fast.

Replacements shipped in 10 days or less.
Once your return is inspected and approved, we dispatch the replacement promptly to keep your operations moving.

RMA protocol keeps it smooth.
Just ensure all accessories and original packaging are intact — we’ll take care of the technical validation.
C1-CISCO4431/K9
Cisco ONE ISR 4431 (4GE.3NIM.8G FLASH.4G DRAM.IPB)
$4,880.29
30 in Global Warehouse
$4,880.29
74% off
TRUSTED, TRIED, PROVEN







C1-CISCO4431/K9 Overview
C1-CISCO4431/K9 is a high-performance, modular router engineered for enterprise and branch deployments, offering an integrated architecture that supports advanced VPN features, robust throughput, and enhanced performance for mission-critical applications. Designed with redundant power options and multiple WAN/LAN interfaces, it ensures reliable connectivity and secure remote access, meeting the rigorous demands of modern network environments.
The router’s modular capabilities allow for flexible expansion through EHWIC and NIM slots while delivering integrated services such as voice, video, and WAN optimization. With built-in firewall features, high availability support, and detailed QoS and routing protocol options, C1-CISCO4431/K9 is purpose-built for demanding use cases in dynamic and scalable network infrastructures.
What is the price of C1-CISCO4431/K9?
Lowest price of C1-CISCO4431/K9 is $ 4,880.29. Shop now discounts with bulk quotation for C1-CISCO4431/K9
C1-CISCO4431/K9 Specifications
Product Type | Enterprise Router |
VPN Support | IPSec / SSL VPN / DMVPN / FlexVPN |
Power Source | AC Power Supply / Redundant |
Routing Protocols | OSPF / BGP / EIGRP / RIP / Static Routing / MPLS |
Broadband | N/A |
Architecture | Modular |
WAN Configuration | Dual WAN |
WAN Ports | 4 WAN Ports |
LAN Ports | 4 LAN Ports |
Ethernet Technology | 10/100/1000 |
Wi-Fi Standard | N/A |
Connectivity Type | Wired |
Network Protocols | IPv4 / IPv6 |
Remote Management | SSH / Telnet / SNMP |
Compliance Standards | IEEE 802.3 / IEEE 802.1Q |
Wireless Support | No |
Speed/Capacity | Gigabit |
Firewall Features | Yes |
Features | VPN / VoIP / IPv6 Compatible / Firewall / MPLS |
Use Case | Enterprise / Branch Office |
Management | Managed |
Form Factor | Rack-mount / Chassis |
Integrated Services | Voice / Video / WAN Optimization |
High Availability Support | Supported |
Safety | UL / CE |
EMC | FCC / CE |
Telecom | TIA/EIA |
Throughput Capacity | 2 Gbps |
QoS Features | Supported |
Built-in Security Features | Firewall / Intrusion Prevention / Malware Protection |
Expansion Slots | EHWIC / NIM |
Modular Slots Available | 3+ Slots |
Stacking Capability | No |
5G Support | No |
Memory | 4 GB |
Flash Memory | 512 MB |
Interface Ports | RJ-45 / SFP |
Power | 370 W |
Device Type | Router |
Product Name | Cisco 4431 Integrated Services Router |
Height | N/A |
Width | N/A |
Depth | N/A |
Weight | N/A |
Quality Certifications
To get the detailed certification, please go to the Compliance Center.







Product Comparison Table
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Product Type | Enterprise Router | Enterprise Router | Enterprise Router | Enterprise Router | Aggregation Services Router |
Connectivity Type | Wired | Wired | Wired | Wired | Wired |
Broadband | N/A | N/A | N/A | N/A | Fiber Optic |
Power Source | Integrated AC Power Supply | AC Power Supply / Redundant | AC Power Supply / Redundant | AC Power Supply / DC Power Supply / Redundant | AC Power Supply / DC Power Supply / Redundant |
Architecture | Modular | Fixed | Modular | Modular | Modular |
WAN Configuration | Dual WAN | WAN | Dual WAN | Dual WAN | Dual WAN |
WAN Ports | 2 WAN | 2 WAN | 4 WAN Ports | 2 WAN | Modular WAN |
LAN Ports | 4 LAN Ports | 2 LAN Ports | 4 LAN Ports | 4 LAN Ports | Modular LAN |
Ethernet Technology | 10/100/1000 | 10/100 | 10/100/1000 | 10/100/1000 | 10/100/1000, 10G |
Wi-Fi Standard | N/A | N/A | N/A | N/A | N/A |
Wireless Support | No | No | No | No | No |
Speed/Capacity | Gigabit | 10/100 Mbps | Gigabit | Gigabit | Gigabit |
Routing Protocols Supported | - | - | - | - | - |
VPN Support | IPSec / SSL VPN / DMVPN / N/A | IPSec / SSL VPN | IPSec / SSL VPN / DMVPN / FlexVPN | IPSec / SSL VPN / GRE / DMVPN / FlexVPN | IPSec / SSL VPN / GRE / DMVPN / FlexVPN |
Firewall Features | Yes | Yes | Yes | Yes | Yes |
Features | VPN, Voice, IPv6 Compatible, Firewall, MPLS | VPN / Firewall / IPv6 Compatible | VPN / VoIP / IPv6 Compatible / Firewall / MPLS | VPN, IPv6 Compatible, Firewall | VPN, Firewall, Voice, Video, MPLS, IPv6 Compatible |
Use Case | Enterprise | Enterprise | Enterprise / Branch Office | Enterprise | Enterprise |
Management | Managed | Managed | Managed | Managed | Managed |
Form Factor | Rack-mount | Rack-mount | Rack-mount / Chassis | Rack-mount | Chassis |
Integrated Services | Voice, WAAS, Security | Voice | Voice / Video / WAN Optimization | Voice, Video, WAN Optimization | Voice, Video, WAN Optimization |
High Availability Support | Supported | Supported | Supported | Supported | Supported |
Throughput Capacity | 75 Mbps | 75 Mbps | 2 Gbps | 1 Gbps | 10 Gbps |
QoS Features | Supported | Supported | Supported | Supported | Supported |
Built-in Security Features | Firewall, Intrusion Prevention, Malware Protection | Firewall / Intrusion Prevention | Firewall / Intrusion Prevention / Malware Protection | Firewall, Intrusion Prevention, Malware Protection | Firewall, Intrusion Prevention, Malware Protection |
Expansion Slots | EHWIC | EHWIC | EHWIC / NIM | NIM | NIM, EHWIC, SFP+ |
Modular Slots Available | 2 Slots | 2 Slots | 3+ Slots | 1 Slot | 3+ Slots |
Stacking Capability | No | No | No | Yes | Yes |
5G Support | No | No | No | No | No |
Memory | 512 MB | 256 MB | 4 GB | 1 GB | 16 GB |
Flash Memory | 256 MB | 128 MB | 512 MB | 256 MB | 256 MB |
Interface Ports | RJ-45 | 2x10/100 Ethernet, 2 Serial | RJ-45 / SFP | RJ-45, SFP | RJ-45, SFP, SFP+ |
Device Type | Router | Router | Router | Router | Router |
Product Name | Cisco 2911 Integrated Services Router with WAAS and Security (C2911-WAASX-SEC/K9) | Cisco 2821 Integrated Services VPN Router | Cisco 4431 Integrated Services Router | C1117-4PMWE Integrated Modular Router | Cisco ASR5000 Chassis System K9 |
Height | 1.75 inches | 1.73 inches | N/A | 1.75 inches | 4 U (Rack Mount) |
Width | 19 inches | 17.2 inches | N/A | 17 inches | 19 inches |
Depth | 21 inches | 15.8 inches | N/A | 18 inches | 24 inches |
Weight | 15 lbs | 16.5 lbs | N/A | 8 lbs | 150 lbs |
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