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ASR1004-20G/K9
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Cisco ASR 1000 Router Base Bundle ASR1004-20G/K9
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Name:
ASR1004-20G/K9
- Description:
- Cisco ASR 1000 Router Base Bundle ASR1004-20G/K9
- Rating:
Added to cart 28 times recently
- Availability:
2 In stock - Ready to Ship
- Brand:
- Cisco
- GTIN:
- 882658181115
- Condition:
Certified Refurbished
Professionally inspected, bench-tested, and firmware-verified, with configurations wiped. Restored to full working order and backed by our warranty.
- Warranty:
- 3
- List Price:
$73,800.00
- Price:
$37,201.0049.6% off
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1
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ASR1004-20G/K9 Overview
ASR1004-20G/K9 is a high-performance enterprise router built on a fixed architecture that delivers advanced integrated services including voice, video, and secure data transport. It supports dual power options with redundant AC power supplies, ensuring continuous operation in mission-critical environments while offering reliable WAN and LAN interfaces optimized for robust throughput and low latency.
ASR1004-20G/K9 features integrated VPN capabilities, comprehensive firewall and QoS features, and flexible modular expansion options for future service enhancements. With a throughput capacity of 20 Gbps, advanced routing protocols, and built-in high availability, this router is ideally suited for enterprise and service provider edge deployments demanding stringent performance and reliability.
ASR1004-20G/K9 price is $37,201.00, a 49.6% saving from the Cisco list price of $73,800.00. ASR1004-20G/K9 is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for ASR1004-20G/K9 for additional pricing. Browse the full Router Asr 1000 series or explore all Cisco products.
ASR1004-20G/K9 Specifications
- Product Type
- Enterprise Router
- Brand
- Cisco
- VPN Support
- IPSec / DMVPN / FlexVPN
- Power Source
- AC Power Supply / Redundant
- Routing Protocols
- OSPF / BGP / EIGRP / MPLS / IS-IS / RIP / Static Routing
- Architecture
- Fixed
- WAN Configuration
- Dual WAN
- WAN Ports
- 2 WAN
- LAN Ports
- 2 LAN Ports
- Ethernet Technology
- 10/100/1000
- Connectivity Type
- Wired
- Network Protocols
- IPv4, IPv6, MPLS
- Remote Management
- Telnet, SSH, SNMP
- Compliance Standards
- RoHS, FCC, CE
- Wireless Support
- No
- Speed/Capacity
- Gigabit
- Firewall Features
- Yes
- Features
- VPN, IPv6 Compatible, Firewall, MPLS, QoS
- Use Case
- Enterprise / Service Provider
- Management
- Managed
- Form Factor
- Rack-mount
- Integrated Services
- Voice, Video
- High Availability Support
- Supported
- Throughput Capacity
- 20 Gbps
- QoS Features
- Supported
- Built-in Security Features
- Firewall, Intrusion Prevention
- Expansion Slots
- NIM, EHWIC, SFP+
- Stacking Capability
- No
- 5G Support
- No
- Memory
- 4 GB
- Flash Memory
- 512 MB
- Interface Ports
- RJ-45, SFP
- Power
- 350W
- Device Type
- Router
- Product Name
- Cisco ASR1004-20G/K9
ASR1004-20G/K9 Use Case
High-Performance Branch WAN Aggregation with Cisco ASR1004-20G/K9
In a multinational enterprise with dozens of branch offices, the ASR1004-20G/K9 acts as a central WAN aggregation router, terminating multiple 10 GbE and 20 GbE links, running IOS-XR for sub-millisecond failover and advanced QoS. By consolidating routing, security policy enforcement, and VLAN segmentation on a single platform, organizations achieve 99.999% uptime, predictable application performance, and simplified operations—driving down operational costs by 30% while sustaining high-speed connectivity.
Service Provider Edge Routing for 5G Backhaul and MPLS Core
A Tier-1 service provider deploys the ASR1004-20G/K9 in its edge POPs to aggregate 5G wireless backhaul traffic over MPLS and Segment Routing, leveraging hardware-accelerated forwarding for millions of routes. The router’s IOS-XR modularity and in-service software upgrade (ISSU) capability enable non-disruptive feature rollouts and network scaling, delivering ultra-low latency (<1 ms) and 99.99% service availability for latency-sensitive applications such as autonomous vehicles and AR/VR services.
Hybrid Cloud Interconnect and Secure Data Center Edge
A global financial institution uses the ASR1004-20G/K9 as its Data Center Edge to connect private data centers to AWS and Azure via DMVPN and BGP EVPN, ensuring encrypted multi-tenant traffic segmentation and compliance with GDPR and PCI DSS. The platform’s built-in encryption, deep packet inspection, and scalable throughput up to 80 Gbps enable secure, on-demand cloud bursting and near-zero-touch provisioning—reducing time-to-market for new services by 50% and strengthening regulatory adherence.
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Product Comparison Table 
| ASR1004-20G/K9 |  ASR1006-20G-FPI/K9 |  ASR1001-X |  ASR1001-5G-VPNK9 |  ASR1006-X | |
|---|---|---|---|---|---|
| 5G Support | No | No | No | No | No |
| Architecture | Fixed | Modular | Fixed | Fixed | Modular |
| Built-in Security Features | Firewall, Intrusion Prevention | Firewall / Intrusion Prevention | Firewall / Intrusion Prevention / Malware Protection | Firewall / Intrusion Prevention / Malware Protection | Firewall / Intrusion Prevention / Malware Protection |
| Compliance Standards | RoHS, FCC, CE | FCC / CE / RoHS | RoHS / FCC / CE | FCC, CE, UL | FCC / CE / RoHS |
| Connectivity Type | Wired | Wired | Wired | Wired | Wired |
| Device Type | Router | Router | Router | Router | Router |
| Ethernet Technology | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 / 10G |
| Expansion Slots | NIM, EHWIC, SFP+ | NIM | NIM | EHWIC | NIM / SM-X / SFP+ |
| Features | VPN, IPv6 Compatible, Firewall, MPLS, QoS | VPN / IPv6 Compatible / Firewall / MPLS / High Availability | VPN / IPv6 Compatible / Firewall / MPLS | VPN / QoS / Firewall / IPv6 Compatible / MPLS | VPN / MPLS / Firewall / IPv6 Compatible |
| Firewall Features | Yes | Yes | Yes | Yes | Yes |
| Flash Memory | 512 MB | 512 MB | 2 GB | 1 GB | 2 GB |
| Form Factor | Rack-mount | Chassis | Rack-mount | Rack-mount | Rack-mount |
| High Availability Support | Supported | Supported | Supported | Supported | Supported |
| Integrated Services | Voice, Video | Voice / Video / WAN Optimization | Voice / Video / WAN Optimization | Voice / Video / WAN Optimization | Voice / Video / WAN Optimization |
| Interface Ports | RJ-45, SFP | RJ-45 / SFP | RJ-45 / SFP | RJ-45 / SFP | RJ-45 / SFP / SFP+ |
| LAN Ports | 2 LAN Ports | Modular LAN | 4 LAN Ports | 4 LAN Ports | Modular LAN |
| Management | Managed | Managed | Managed | Managed | Managed |
| Memory | 4 GB | 4 GB | 4 GB | 4 GB | 8 GB |
| Network Protocols | IPv4, IPv6, MPLS | IPv4 / IPv6 | OSPF / BGP / EIGRP / IS-IS / RIP / Static Routing | IPv4, IPv6, MPLS | IP / IPv6 / MPLS / QoS |
| Power | 350W | 750W | 350 W | 350W | 500 Watt |
| Power Source | AC Power Supply / Redundant | AC Power Supply / DC Power Supply / Redundant | AC Power Supply / Redundant | AC Power Supply / Redundant | AC Power Supply / Redundant |
| Product Name | Cisco ASR1004-20G/K9 | Cisco ASR1006-20G-FPI/K9 | Cisco ASR 1001-X Aggregation Services Router | Cisco ASR1001-5G-VPNK9 | Cisco ASR 1006-X Aggregation Services Router |
| Product Type | Enterprise Router | Enterprise Router | Enterprise Router | Enterprise Router | Aggregation Services Router |
| QoS Features | Supported | Supported | Supported | Supported | Supported |
| Remote Management | Telnet, SSH, SNMP | CLI / SNMP / Web-based | SSH / Telnet / SNMP / NETCONF | SSH, Telnet, SNMP, NetConf | SSH / Telnet / SNMP |
| Routing Protocols | OSPF / BGP / EIGRP / MPLS / IS-IS / RIP / Static Routing | OSPF / BGP / EIGRP / MPLS / IS-IS / Static Routing | OSPF / BGP / EIGRP / IS-IS / RIP / Static Routing | OSPF / BGP / EIGRP / IS-IS / RIP / Static Routing | OSPF / BGP / EIGRP / MPLS / IS-IS / RIP / Static Routing |
| Speed/Capacity | Gigabit | 20Gbps | Gigabit | Gigabit | Gigabit |
| Stacking Capability | No | No | No | No | No |
| Throughput Capacity | 20 Gbps | 20Gbps | 20 Gbps | 5 Gbps | 200 Gbps |
| Use Case | Enterprise / Service Provider | Enterprise | Enterprise | Enterprise | Enterprise |
| VPN Support | IPSec / DMVPN / FlexVPN | IPSec / GRE / DMVPN / FlexVPN | IPSec / SSL VPN / GRE / DMVPN / FlexVPN / N/A | IPSec / SSL VPN / GRE / DMVPN / FlexVPN | IPSec / DMVPN / FlexVPN |
| WAN Configuration | Dual WAN | WAN | Dual WAN | WAN | Dual WAN |
| WAN Ports | 2 WAN | Modular WAN | 2 WAN | 2 WAN | Modular WAN |
| Wireless Support | No | No | No | No | No |
Compliance & Coverage
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Every unit is authentic, sourced through trusted and authorised channels, and serial-verified on request. Genuine networking and IT hardware, guaranteed, or your money back.
Up to 3-Year Warranty Coverage
New products are backed by up to 3 years of extended warranty, and certified refurbished units by up to 3 months, for dependable protection on every order. Coverage is clear, honoured in full, and confirmed on each product page.
Hassle-Free RMA & Returns
If a unit ever falls short, our streamlined RMA process gets a replacement to you fast, with advance replacement available to keep your network running. No jargon, no runaround.
Rigorously Tested & Quality Assured
Every device is inspected, bench-tested, and firmware-verified, with configurations wiped before dispatch. Additional testing can be arranged to confirm full working condition on request.
Expert Technical Support
Our specialists assist with compatibility, configuration, licensing, and installation, before and after you buy. Real hardware expertise, whenever you need it.
Fast Global Delivery
dispatched quickly and shipped worldwide from regional hubs, fully tracked and insured.
Reviews & Ratings
W
William Turner
5
ASR1004-20G base bundle delivers predictable 20G performance. Easy to deploy and integrate into existing Cisco networks.
B
Benjamin Carter
5
Reliable high-throughput router for enterprise WAN. Stable, simple to manage, and excellent Cisco build quality.
D
Daniel Adams
5
Handles large traffic volumes efficiently. Ideal choice for growing enterprise networks needing dependable 20G routing.
M
Matthew Lewis
5
Cisco ASR1004-20G is compact yet powerful. Smooth configuration and reliable day-to-day performance.
J
Joshua Mitchell
4
Stable, scalable, and efficient router. Perfect for mid to large enterprise deployments requiring high throughput.
Questions & Answers
What is the Cisco ASR 1000 Router Base Bundle ASR1004-20G/K9?
The Cisco ASR 1000 Router Base Bundle ASR1004-20G/K9 is a four-slot, carrier-grade edge router optimized for high-performance WAN aggregation and large-scale service provider networks.
What throughput can the Cisco ASR1004-20G/K9 achieve?
The ASR1004-20G/K9 supports up to 20 Gbps of sustained throughput, scalable via Performance-on-Demand (PoD) licenses to meet growing bandwidth requirements.
How many interface slots and ports does the ASR1004-20G/K9 provide?
The ASR1004-20G/K9 features four integrated network interface module (NIM) slots and two built-in 10 Gigabit Ethernet ports for flexible connectivity options.
Which Cisco IOS XE software version runs on the ASR1004-20G/K9?
The Cisco ASR1004-20G/K9 runs Cisco IOS XE, offering modularity, programmability via APIs, and advanced feature sets for security, MPLS, and virtualization.
Does the ASR1004-20G/K9 support high availability and redundancy?
Yes, the ASR1004-20G/K9 supports Stateful Switchover (SSO) and nonstop forwarding (NSF) when paired with an optional redundant route processor, ensuring continuous operation.
What power options are available for the Cisco ASR1004-20G/K9?
The ASR1004-20G/K9 includes dual hot-swappable AC power supplies with N+1 redundancy, and supports optional DC feeds for data center and telco environments.
What security features are integrated into the ASR1004-20G/K9?
The ASR1004-20G/K9 offers built-in hardware acceleration for IPsec encryption, zone-based firewalls, advanced threat detection, and secure boot for comprehensive protection.
Is the ASR1004-20G/K9 suitable for service provider edge deployments?
Yes, the ASR1004-20G/K9 is specifically engineered for service provider edge environments, supporting MPLS, BGP, high-density interfaces, and Carrier Ethernet services.
How can I manage and monitor the Cisco ASR1004-20G/K9 remotely?
You can manage the ASR1004-20G/K9 via CLI, Cisco Prime Infrastructure, Cisco DNA Center, SNMP, RESTCONF, and NETCONF for comprehensive remote monitoring and configuration.
What environmental operating conditions does the ASR1004-20G/K9 require?
The ASR1004-20G/K9 operates between 0°C and 45°C (32°F to 113°F) and up to 95% non-condensing humidity, making it suitable for standard data center and telco facilities.
What are the dimensions and weight of the Cisco ASR1004-20G/K9?
The ASR1004-20G/K9 measures 1.75 x 17.5 x 19.5 inches (1RU) and weighs approximately 28 lbs (12.7 kg) with all modules and power supplies installed.
Which software licenses are required for full functionality on the ASR1004-20G/K9?
Full functionality requires Cisco IOS XE feature licenses for Advanced IP Services, Security, and Performance-on-Demand to unlock additional throughput and features.
Can I upgrade the performance of the ASR1004-20G/K9 after deployment?
Yes, you can incrementally increase throughput with Cisco Performance-on-Demand (PoD) licenses and add interface modules without hardware replacement.
What kind of support and warranty does Cisco offer for the ASR1004-20G/K9?
Cisco provides a limited lifetime warranty on the chassis, one-year hardware replacement service, and optional SMARTnet support for extended coverage and rapid RMA.
How does the ASR1004-20G/K9 handle virtualization and multi-tenant services?
The ASR1004-20G/K9 supports Embedded Services Processor and Network Virtualization using VRF and VDC to securely isolate and manage multiple tenants on a single platform.