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FL-4350-PERF-K9
FL-4350-PERF-K9 Increases the performance from base performa...
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FL-4350-PERF-K9-FL-4350-PERF-K9 Increases the performance from base performance 200 Mbps to 400 Mbps, offering a network management software license designed to enhance device throughput. This upgrade is available as a perpetual, lifetime license delivered via a digital key with online activation, ensuring a seamless process to boost your network’s performance.
Ideal for enterprise IT administrators and business use, the license supports a single device and is compatible across multiple platforms via cross-platform access. It comes in a downloadable format with vendor support required, making it suitable for scenarios ranging from IT management to high-performance network applications without restrictions on language. This performance boost is delivered with a license key included and supports electronic software delivery globally.
FL-4350-PERF-K9 price is $545.00, a 69.2% saving from the Cisco list price of $1,770.00. FL-4350-PERF-K9 is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for FL-4350-PERF-K9 for additional pricing. Browse the full Cisco Isr 4000 Licenses series or explore all Cisco products.
To get the detailed certification, please go to the Compliance Center.
| FL-4350-PERF-K9 |  FL-4350-HSEC-K9= |  FL-44-PERF-K9 |  FL-44-HSEC-K9= |  L-SL-4320-APP-K9= | |
|---|---|---|---|---|---|
| Activation Type | Online Activation | Online Activation | Online Activation | Online Activation | Online Activation |
| Bit Version | N/A | 64-bit | N/A | N/A | N/A |
| Cloud Integration | N/A | N/A | N/A | N/A | N/A |
| Compliance Certifications | N/A | N/A | N/A | N/A | N/A |
| Delivery Method | Digital Key | Digital Key | Digital Key | Digital Key | Digital Key |
| Device Count | 1 Device | Unlimited | 1 Device | Unlimited | N/A |
| ESD (Electronic Software Delivery) | Yes | Yes | Yes | Yes | Yes |
| Language Support | English | English | N/A | English | English |
| License Duration | Lifetime | Lifetime | Lifetime | Lifetime | Lifetime |
| License Key Included | Yes | Yes | Yes | Yes | Yes |
| License Type | Perpetual | Volume | Perpetual | Volume | Volume |
| Platform Compatibility | Cross-Platform | Cross-Platform | N/A | Cross-Platform | Cross-Platform |
| Product Name | FL-4350-PERF-K9 | FL-4350-HSEC-K9=-U.S. Export Restriction Compliance License for 4350 Series | FL-44-PERF-K9-FL-44-PERF-K9 Increases the performance from base performance 1 Gbps to 2 Gbps | FL-44-HSEC-K9=-U.S. Export Restriction Compliance license for 4400 series | L-SL-4320-APP-K9=-APPX LICENSE WITH 200 CONNS ISRWAAS OR 750 CONNS VWAAS |
| Product Region | Global | North America | Global | North America | Global |
| Product Type | Software License | Software License | Software License | Software License | Software License |
| Renewable | No | No | No | N/A | N/A |
| Software Category | Network Management | Security | Network Management | Security | Network Management |
| Software Format | Downloadable | Downloadable | Downloadable | N/A | Downloadable |
| Support Included | Vendor Support Required | Vendor Support Required | Vendor Support Required | Vendor Support Required | Yes |
| Use Case | Enterprise | Enterprise | Enterprise | Government | Enterprise |
| User Count | N/A | Unlimited | N/A | Unlimited | Unlimited |
Performance license increases throughput from 200 Mbps to 400 Mbps efficiently and predictably for ISR 4350 series.
Professional-grade usability and smooth B2B deployment.
Stable operations with minimal setup effort.
Reliable enterprise-grade performance and predictable throughput.
Easy activation with strong operational reliability.
The FL-4350-PERF-K9 is a performance upgrade license for Cisco Firepower 4350 that doubles throughput from 200 Mbps to 400 Mbps.
By activating tunable hardware settings, the FL-4350-PERF-K9 license lifts the Firepower 4350’s firewall and inspection throughput ceiling from 200 Mbps to 400 Mbps.
After applying FL-4350-PERF-K9, the Firepower 4350 supports up to 400 Mbps of concurrent firewall and advanced threat inspection.
All Cisco Firepower 4350 chassis running the required software version are compatible with the FL-4350-PERF-K9 license.
No, FL-4350-PERF-K9 is a standalone performance license; no other feature licenses are required for activation.
You must be running Firepower Threat Defense (FTD) version 6.4.0 or later to apply the FL-4350-PERF-K9 license.
Yes, a reboot of the Firepower 4350 appliance is required to activate the performance upgrade.
Yes, you can deactivate the FL-4350-PERF-K9 license in Firepower Management Center to return to base performance.
Check the license status in the Firepower Management Center dashboard under Device > Licenses to confirm 400 Mbps throughput is enabled.
FL-4350-PERF-K9 enhances throughput capacity, reduces latency for high-bandwidth applications, and maximizes hardware utilization.
Power consumption and cooling remain within specified limits; no additional infrastructure changes are necessary.
Yes, you can upload and apply the FL-4350-PERF-K9 license through your Firepower Management Center over the network.
By doubling throughput, FL-4350-PERF-K9 delays hardware refresh cycles and supports growing traffic demands with minimal CAPEX.
Contact an authorized Cisco reseller or place an order through the Cisco Commerce Workspace for SKU FL-4350-PERF-K9.
Your FL-4350-PERF-K9 license includes 90 days of Cisco Software Support; extended support can be purchased separately.
Ensure your Firepower 4350 is registered in Cisco Smart Software Manager and running the minimum FTD version before deployment.
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