United States$5,000,000+
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E
Ethan Hayes
5
AppX license enhances ISR 4400 series application performance with minimal setup and predictable results.
SL-44-APP-K9
AppX License (Paper) for Cisco 4451 and 4431 (System)
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Name:
SL-44-APP-K9
- Description:
- AppX License (Paper) for Cisco 4451 and 4431 (System)
- Rating:
Added to cart 28 times recently
- Availability:
In stock - Ready to Ship
- Brand:
- Cisco
- GTIN:
- 882658690327
- Condition:
- Warranty:
- 3
- List Price:
$3,861.00
- Price:
$1,431.0062.9% off
Quantity:
1
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3 Year Extended Warranty
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SL-44-APP-K9 Overview
SL-44-APP-K9-AppX License (Paper) for Cisco 4451 and 4431 (System) is a network management software license designed specifically for Cisco's high-performance 4451 and 4431 systems. This physical license enables enterprises to optimize router performance and maintain system integrity with a perpetual, lifetime usage right, delivered via a printed license certificate.
Engineered for IT administrators and enterprise-level use, this license supports the corresponding Cisco systems without dependency on operating systems such as Windows, macOS, or Linux. It is activated offline on a per-device basis and tailored for environments requiring dedicated network management and reliability, making it an ideal solution for large-scale IT management and mission-critical network operations.
SL-44-APP-K9 price is $1,431.00, a 62.9% saving from the Cisco list price of $3,861.00. SL-44-APP-K9 is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for SL-44-APP-K9 for additional pricing. Browse the full Cisco Isr 4000 Licenses series or explore all Cisco products.
SL-44-APP-K9 Specifications
- Product Type
- Software License
- Software Category
- Network Management
- License Type
- Perpetual
- License Duration
- Lifetime
- Use Case
- Enterprise
- User Count
- N/A
- Device Count
- 1 Device
- Platform Compatibility
- N/A
- Delivery Method
- License Certificate
- Activation Type
- Offline Activation
- Language Support
- English
- Bit Version
- N/A
- Cloud Integration
- N/A
- Software Format
- Physical
- Support Included
- Yes
- Product Name
- SL-44-APP-K9-AppX License (Paper) for Cisco 4451 and 4431 (System)
- License Key Included
- Yes
- ESD (Electronic Software Delivery)
- No
- Renewable
- No
- Compliance Certifications
- N/A
- Product Region
- Global
SL-44-APP-K9 Use Case
Global Retail SD-WAN Acceleration with SL-44-APP-K9-AppX License on Cisco 4451/4431
A multinational retail chain deploys Cisco 4451 and 4431 routers equipped with the SL-44-APP-K9-AppX license to enable application-aware SD-WAN, real-time WAN optimization and dynamic path selection. Outcome: 30% reduction in VoIP/video latency, 40% lower MPLS costs and consistent checkout performance across 200+ stores.
Secure Cloud SaaS Acceleration for Financial Services Using SL-44-APP-K9-AppX License
A global financial institution leverages the SL-44-APP-K9-AppX license on Cisco 4451/4431 to accelerate and secure cloud-hosted trading and analytics platforms with application-level QoS, AES-256 encryption and policy-based routing. Outcome: 20% faster application response, full PCI DSS compliance and end-to-end data protection between sites.
Branch Video Collaboration & Backup Optimization with SL-44-APP-K9-AppX License
A professional services firm integrates the SL-44-APP-K9-AppX license on Cisco 4451 and 4431 routers across 50 branch offices to optimize video conferencing and off-site backups via application-aware traffic shaping and WAN acceleration. Outcome: 50% bandwidth savings, 25% faster backup windows and seamless team collaboration.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
 SL-44-APP-K9 |  FL-4350-PERF-K9 |  FL-4330-HSEC-K9 |  SL-4220-SEC-K9= |  SL-44-SEC-K9 | |
|---|---|---|---|---|---|
| Activation Type | Offline Activation | Online Activation | Online Activation | Online Activation | Online Activation |
| Bit Version | N/A | N/A | 64-bit | N/A | 64-bit |
| Cloud Integration | N/A | N/A | N/A | N/A | N/A |
| Compliance Certifications | N/A | N/A | N/A | ISO 27001 | N/A |
| Delivery Method | License Certificate | Digital Key | Digital Key | Digital Key | Digital Key |
| Device Count | 1 Device | 1 Device | N/A | 1 Device | 1 Device |
| ESD (Electronic Software Delivery) | No | Yes | Yes | Yes | Yes |
| Language Support | English | English | English | English | Multilingual |
| License Duration | Lifetime | Lifetime | Lifetime | 1 Year | 1 Year |
| License Key Included | Yes | Yes | Yes | Yes | Yes |
| License Type | Perpetual | Perpetual | OEM | Subscription | Subscription |
| Platform Compatibility | N/A | Cross-Platform | Cross-Platform | N/A | Cross-Platform |
| Product Name | SL-44-APP-K9-AppX License (Paper) for Cisco 4451 and 4431 (System) | FL-4350-PERF-K9 | FL-4330-HSEC-K9-U.S. Export Restriction Compliance License for 4330 Series | SL-4220-SEC-K9=-Security License for Cisco ISR 4220 Series | SL-44-SEC-K9-SECURITY LICS FOR ISR 4400 SERIES |
| Product Region | Global | Global | North America | Global | Global |
| Product Type | Software License | Software License | Software License | Software License | Software License |
| Renewable | No | No | No | Yes | Yes |
| Software Category | Network Management | Network Management | Security | Security | Security |
| Software Format | Physical | Downloadable | Downloadable | Downloadable | Downloadable |
| Support Included | Yes | Vendor Support Required | Vendor Support Required | Vendor Support Required | Yes |
| Use Case | Enterprise | Enterprise | Enterprise | Enterprise | Enterprise |
| User Count | N/A | N/A | N/A | N/A | N/A |
Reviews & Ratings
I
Isabella Ward
4
Professional-grade B2B usability and smooth deployment.
L
Lucas Brooks
5
Reliable activation and stable enterprise operations.
S
Sophia Hayes
3
Seamless integration and predictable performance.
M
Mason Ward
4
Easy management with strong application reliability.
Questions & Answers
What is the Cisco AppX License (SKU SL-44-APP-K9) for Cisco 4451 and 4431 systems?
The Cisco AppX License (SKU SL-44-APP-K9) is a perpetual software entitlement delivered as a paper certificate containing an activation key that unlocks advanced AppX features on Cisco 4451 and 4431 routers.
Which Cisco router models are compatible with the SL-44-APP-K9 AppX License?
The SL-44-APP-K9 AppX License is compatible exclusively with Cisco 4451-X and 4431 Integrated Services Routers running Cisco IOS XE.
What key functionalities does the AppX License enable on Cisco 4451 and 4431?
The AppX License activates advanced application visibility, real-time traffic classification, quality of service (QoS), and WAN optimization features on supported routers.
How do I install the paper-based AppX License on my Cisco router?
Use the Cisco CLI command “license install <activation-key-file>”, then verify with “show license summary” and save the configuration with “write memory.”