United States$5,000,000+
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Jonathan Pierce
5
Excellent 10GE line card performance. Handles high traffic volumes reliably.
A9K-8T-L
8PORT 10GE LOW QUEUE LINE CARD REQUIRES XFPS
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Name:
A9K-8T-L
- Description:
- 8PORT 10GE LOW QUEUE LINE CARD REQUIRES XFPS
- Rating:
Added to cart 28 times recently
- Availability:
In stock - Ready to Ship
- Brand:
- Cisco
- GTIN:
- 818249648330
- Condition:
- Warranty:
- 3
- List Price:
$74,000.00
- Price:
$39,327.0046.9% off
Quantity:
1
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A9K-8T-L Overview
A9K-8T-L is a high-performance Ethernet module engineered for modern data centers and enterprise networks. It features eight high-speed ports operating at up to 10Gbps each, using SFP+ connectors to deliver reliable TCP/IP communications. Designed with a modular form factor, the A9K-8T-L is compatible with leading Cisco platforms and routers, providing seamless integration into existing infrastructures.
Optimized for network expansion and high-speed data transfer, the A9K-8T-L supports key features such as auto-negotiation, jumbo frames, and quality of service (QoS) to ensure efficient traffic management. Its robust design, operating reliably between 0 to 70°C with a storage range of -40 to 85°C, makes it an ideal solution for upgrading server network interfaces and connecting to fast, scalable networks.
A9K-8T-L price is $39,327.00, a 46.9% saving from the Cisco list price of $74,000.00. A9K-8T-L is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for A9K-8T-L for additional pricing. Browse the full Router Asr 9000 Modules And Cards series or explore all Cisco products.
A9K-8T-L Specifications
- Product Type
- Network Module / Network Card
- Module Type
- Ethernet
- Data Rate
- 10G
- Connector Type
- SFP+
- Supported Protocols
- TCP/IP
- Form Factor
- Modular
- Operating Temperature
- 0 to 70°C
- Storage Temperature
- -40 to 85°C
- Input Voltage
- 3.3V
- Compatibility
- Cisco
- Max Speed
- 10Gbps
- Supported Features
- Auto-negotiation / Jumbo Frames / QoS
- Power Consumption
- 15W
- Interface Ports
- Ethernet
- Expansion Slots
- N/A
- Product Name
- A9K-8T-L
- Height
- N/A
- Width
- N/A
- Depth
- N/A
- Weight
- N/A
A9K-8T-L Use Case
Enterprise Campus Backbone Upgrade for High-Performance Data Transfer
In a multinational enterprise campus with surging video conferencing and large file-share demands, the A9K-8T-L-8PORT 10GE Low Queue Line Card (with XFPs) delivers deterministic throughput and low jitter across 8 ports. By minimizing queuing delays and leveraging XFP optics for 10G connectivity, IT teams achieve sub-microsecond latency, seamless application performance, and 40% faster data transfers—boosting employee productivity and user satisfaction.
Financial Trading Firm’s Low-Latency Network for Real-Time Transactions
A leading trading firm requires ultra-low-latency feeds between its matching engines and risk servers. Deploying the A9K-8T-L-8PORT 10GE Low Queue Line Card with XFP modules reduces buffer queuing to nanoseconds, ensuring deterministic packet delivery. The result: sub-50μs round-trip times, consistent market data updates, and a 25% reduction in trade execution variance—critical for competitive advantage in high-frequency trading.
Service Provider Metro Ethernet Aggregation for Scalable Carrier Services
A regional service provider consolidates hundreds of small-business and cellular-backhaul circuits onto a single aggregation router. The A9K-8T-L-8PORT 10GE Low Queue Line Card with XFPs supports high-density 10G uplinks and enforces QoS with minimal queuing. This architecture scales to meet seasonal traffic peaks, cuts packet loss below 0.01%, and delivers predictable SLAs—driving new revenue streams and improving customer retention.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
 A9K-8T-L |  A9K-8T/4-E |  A9K-4T-E |  A9K-8T-E |  A9K-40GE-L | |
|---|---|---|---|---|---|
| Product Type | Network Module / Network Card | Network Module | Network Card | Network Module / Network Card | Network Module / Network Card |
| Module Type | Ethernet | Ethernet | Ethernet | Ethernet | Ethernet |
| Data Rate | 10G | 1G | 10G | 10Gbps | 40Gbps |
| Connector Type | SFP+ | RJ-45 | SFP+ | SFP+ | QSFP+ |
| Supported Protocols | TCP/IP | TCP/IP | TCP/IP | TCP/IP | TCP/IP / Ethernet |
| Form Factor | Modular | PCIe | PCIe | Modular | Modular |
| Operating Temperature | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C |
| Storage Temperature | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C |
| Input Voltage | 3.3V | 3.3V | 3.3V | 3.3V | 3.3V |
| Compatibility | Cisco | Cisco, Juniper, Arista, Dell, HP | Cisco, Juniper, Arista, Dell, HP | Cisco | Cisco |
| Max Speed | 10Gbps | 1Gbps | 10Gbps | 10Gbps | 40Gbps |
| Supported Features | Auto-negotiation / Jumbo Frames / QoS | Auto-negotiation, Jumbo Frames, QoS | Auto-negotiation, Wake-on-LAN, Jumbo Frames, QoS | Auto-negotiation / Wake-on-LAN / Jumbo Frames / QoS | Auto-negotiation / Jumbo Frames / QoS |
| Power Consumption | 15W | 5W | 15W | 15W | N/A |
| Interface Ports | Ethernet | Ethernet | SFP+ | SFP+ | Ethernet |
| Expansion Slots | N/A | N/A | N/A | N/A | N/A |
| Product Name | A9K-8T-L | A9K-8T/4-E | A9K-4T-E 10GbE PCIe Network Card | Cisco A9K-8T-E Ethernet Module | A9K-40GE-L |
| Height | N/A | N/A | 1.5 inches | N/A | N/A |
| Width | N/A | N/A | 3.4 inches | N/A | N/A |
| Depth | N/A | N/A | 7.0 inches | N/A | N/A |
| Weight | N/A | N/A | 0.8 lbs | N/A | N/A |
Reviews & Ratings
S
Stephen Carter
5
Low latency and consistent throughput. Solid ASR 9000 component.
M
Michael Thornton
5
Cisco engineering shows in stability and performance.
D
Daniel Foster
4
Ideal for dense 10GE deployments. No issues so far.
R
Robert Kingsley
5
Enterprise grade line card delivering predictable results.
Questions & Answers
What is the Cisco A9K-8T-L line card?
The A9K-8T-L is an 8-port 10 Gigabit Ethernet low‐queue line card for ASR 9000 series routers.
Which XFP modules are compatible with the A9K-8T-L?
Use Cisco XFP modules such as the XFP-10G-SR, XFP-10G-LR, XFP-10G-ZR or equivalent third-party XFPs.
What throughput does the A9K-8T-L support?
Each port supports up to 10 Gbps for an aggregate system throughput of 80 Gbps.
What is ‘low queue’ on the A9K-8T-L?
Low queue prioritizes minimal buffer latency, optimizing performance for real-time and latency-sensitive applications.
Does the A9K-8T-L require a specific ASR 9000 chassis?
The line card fits ASR 9000 series chassis with an available Packet Forwarding Engine (PFE) slot.
How much power does the A9K-8T-L consume?
The A9K-8T-L consumes approximately 120 W under full load, subject to environment and module population.
How do I install the A9K-8T-L line card?
Slide the card into an empty PFE slot, secure the captive screws, and connect your XFP modules—no additional software required.
What buffer depth does the A9K-8T-L provide?
It features 1.5 MB of shared packet buffer per port to absorb microbursts in low-latency mode.
Can I mix A9K-8T-L with other ASR 9000 line cards?
Yes, you can intermix with other ASR 9000 cards as long as chassis slot and PFE requirements are met.
Which Cisco IOS XR software versions support A9K-8T-L?
Supported on Cisco IOS XR 5.3.4 and later, including maintenance releases aligned with ASR 9000 Series.
Does the A9K-8T-L support QoS and traffic shaping?
Yes, it supports hierarchical QoS, traffic policing, shaping and low-latency queueing profiles.
What environmental specifications apply to the A9K-8T-L?
Operational temperature: 0 °C to 45 °C; relative humidity: 5 %–85 % non-condensing.
How do I monitor the A9K-8T-L performance?
Use Cisco IOS XR CLI commands (show platform hardware pfe statistics) or SNMP MIBs for real-time metrics.
Is there a warranty on the A9K-8T-L?
Cisco provides a limited lifetime warranty; details vary by region – register your product for full coverage.
What support options are available for the A9K-8T-L?
Cisco offers Smart Net Total Care, software support, and advanced hardware replacement services 24×7.
Can I upgrade the A9K-8T-L to higher-speed ports?
No hardware upgrade path exists; deploy a different high-density or higher-speed card like the A9K-20X10GE instead.
How do I order spare XFPs for the A9K-8T-L?
Order Cisco XFP modules by part number (e.g., XFP-10G-SR) or consult Cisco’s compatibility matrix for alternatives.