United States$5,000,000+
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Leo Martinez
4
Spare rear fabric card fit perfectly and restored redundancy quickly.
QFX3008-SR1
Original Stock
Ready to Ship
REAR FABRIC CARD FOR QFX3008 (SPARE)
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Name:
QFX3008-SR1
- Description:
- REAR FABRIC CARD FOR QFX3008 (SPARE)
- Rating:
Added to cart 28 times recently
- Availability:
In stock - Ready to Ship
- Brand:
- Juniper
- GTIN:
- 32938032532
- Condition:
3 Year Extended Warranty
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QFX3008-SR1 Overview
QFX3008-SR1 is an Ethernet module engineered for delivering high-speed connectivity in demanding data center environments. It supports data rates up to 40Gbps via SFP+ connectors and is fully compatible with leading routers, switches, and servers while supporting key protocols such as TCP/IP. The module arrives in a PCIe form factor that ensures a seamless installation in modern networking systems.
QFX3008-SR1 is purpose-built for use cases including data center expansion, network interface upgrades on servers, and establishing high-speed network connections. With industry-standard features like auto-negotiation, wake-on-LAN, jumbo frames, and QoS, it meets the needs of high-performance networking while ensuring robust compatibility with vendors such as Cisco, Juniper, Arista, Dell, and HP.
QFX3008-SR1 price is is available on request. Get immediate quote.
Request bulk order quote for QFX3008-SR1 for additional pricing. Browse the full Juniper Switch Modules & Cards series or explore all Juniper products.
QFX3008-SR1 Specifications
- Product Type
- Network Module / Network Card
- Module Type
- Ethernet
- Data Rate
- 40G
- Connector Type
- SFP+
- Supported Protocols
- TCP/IP
- Form Factor
- PCIe
- Operating Temperature
- 0 to 70°C
- Storage Temperature
- -40 to 85°C
- Input Voltage
- 3.3V
- Compatibility
- Cisco / Juniper / Arista / Dell / HP
- Max Speed
- 40Gbps
- Supported Features
- Auto-negotiation / Wake-on-LAN / Jumbo Frames / QoS
- Power Consumption
- 15W
- Interface Ports
- Ethernet
- Expansion Slots
- N/A
- Product Name
- QFX3008-SR1 Ethernet Module
- Height
- N/A
- Width
- N/A
- Depth
- N/A
- Weight
- N/A
QFX3008-SR1 Use Case
High-Availability Data Center Fabric Expansion with QFX3008-SR1-REAR FABRIC CARD FOR QFX3008 (SPARE)
In a hyperscale data center running mission-critical workloads, the QFX3008-SR1-REAR FABRIC CARD FOR QFX3008 (SPARE) is pre-staged on-site as a hot standby to replace any failed fabric card in under 5 minutes. This rapid swap maintains spine-leaf connectivity at 400 GbE line rates, drives 99.999% uptime, lowers mean time to repair (MTTR), and safeguards SLAs for real-time analytics and multi-cloud services.
Zero-Downtime Maintenance in Enterprise Core Networks
An enterprise IT team uses the QFX3008-SR1-REAR FABRIC CARD FOR QFX3008 (SPARE) during scheduled maintenance windows on its QFX3008 spine switches. By having a factory-tested spare on rack, engineers perform a hot-swap without traffic interruption. The result: uninterrupted voice/video conferencing, seamless ERP access, a reduction in planned maintenance windows by 50%, and enhanced business continuity.
Rapid Edge Site Recovery for Telco & IoT Deployments
A telecommunications provider leverages the QFX3008-SR1-REAR FABRIC CARD FOR QFX3008 (SPARE) as a field-replaceable unit in remote edge POPs hosting IoT gateways. When a fabric card fault is detected, local technicians complete a guided swap in under 10 minutes, restoring full fabric bandwidth. This approach reduces truck rolls by 30%, cuts OPEX, and ensures continuous 5G and IoT service delivery at the network edge.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| QFX3008-SR1 |  QFX3100-2RU |  QFX3100-HDD-2TB |  QFX3008-FAB-DRCTR-BNDL |  QFX3100-FANA | |
|---|---|---|---|---|---|
| Product Type | Network Module / Network Card | Network Module | Hard Disk Drive | Network Module | Network Module / Network Card |
| Module Type | Ethernet | Ethernet | N/A | Ethernet | SFP+ |
| Data Rate | 40G | 40Gbps | N/A | 40Gbps | 10G |
| Connector Type | SFP+ | SFP+ | SATA | SFP+ | SFP+ |
| Supported Protocols | TCP/IP | TCP/IP / iSCSI | SATA | TCP/IP, iSCSI, Fibre Channel | TCP/IP, iSCSI |
| Form Factor | PCIe | Modular (2RU) | 3.5-inch | 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 | N/A | 5V | 3.3V | 3.3V |
| Compatibility | Cisco / Juniper / Arista / Dell / HP | Routers, Switches, Servers | N/A | Cisco, Juniper, Arista, Dell, HP | Cisco, Juniper, Arista, Dell, HP |
| Max Speed | 40Gbps | 40Gbps | N/A | 40Gbps | 10Gbps |
| Supported Features | Auto-negotiation / Wake-on-LAN / Jumbo Frames / QoS | Auto-negotiation / Jumbo Frames / QoS | N/A | Auto-negotiation, Wake-on-LAN, Jumbo Frames, QoS | Auto-negotiation, Wake-on-LAN, Jumbo Frames, QoS |
| Power Consumption | 15W | N/A | N/A | N/A | 12W |
| Interface Ports | Ethernet | SFP+ | SATA | Ethernet | SFP+ |
| Expansion Slots | N/A | N/A | N/A | N/A | N/A |
| Product Name | QFX3008-SR1 Ethernet Module | QFX3100-2RU | QFX3100-HDD-2TB | QFX3008-FAB-DRCTR-BNDL | QFX3100-FANA |
| Height | N/A | 2RU | N/A | N/A | 0.3 inches |
| Width | N/A | 19 inches | N/A | N/A | 4.5 inches |
| Depth | N/A | N/A | N/A | N/A | 7.0 inches |
| Weight | N/A | N/A | N/A | N/A | 1.2 lbs |
Reviews & Ratings
U
Usaid Khan
5
Good quality spare with immediate recognition.
T
Tobias Engel
5
No issues during replacement.
F
Farooq Azam
4
Reliable spare part for QFX3008.
A
Andrew Bell
4
Performed as expected during testing.
Questions & Answers
What is the QFX3008-SR1 rear fabric card?
The QFX3008-SR1 is a genuine spare rear fabric card designed to restore full switching capacity and redundancy in Juniper QFX3008 chassis.
Is the QFX3008-SR1 compatible with all QFX3008 chassis?
Yes. The QFX3008-SR1 rear fabric card is fully compatible with all QFX3008 models and integrates seamlessly with existing backplane infrastructure.
How do I install the QFX3008-SR1 rear fabric card?
Power down the QFX3008 chassis, remove the blank faceplate, slide the QFX3008-SR1 into the fabric-card slot until it clicks, then restore power.
What throughput capacity does the QFX3008-SR1 support?
Each QFX3008-SR1 fabric card supports up to 25.6 Tbps of aggregate switching bandwidth, ensuring non-blocking, low-latency performance.
Can I hot-swap the QFX3008-SR1 rear fabric card?
No. For safe installation and to protect system integrity, you must power off the chassis before replacing or installing the QFX3008-SR1.
What are the key features of the QFX3008-SR1 rear fabric card?
Key features include 25.6 Tbps fabric capacity, redundant backplane support, industry-leading low latency, and full compatibility with Junos OS.
How can I verify the QFX3008-SR1 installation is successful?
After powering on, use the CLI command 'show chassis fabric summary' to confirm that the QFX3008-SR1 is recognized and operating normally.
Where can I purchase the QFX3008-SR1 spare rear fabric card?
You can order the QFX3008-SR1 through authorized Juniper Networks resellers or directly from the Juniper Networks online store.
Does the QFX3008-SR1 include a warranty?
Yes. All Juniper QFX3008-SR1 spare parts carry a limited lifetime warranty covering defects in materials and workmanship.
What should I do if the QFX3008-SR1 is defective?
Contact Juniper support or your authorized reseller for an RMA. You will receive a replacement under the terms of your warranty agreement.
How do I update firmware after installing the QFX3008-SR1?
Log in to the Junos OS CLI and use 'request system software add <package>' followed by 'request system reboot' to apply the latest fabric firmware.
What maintenance is required for the QFX3008-SR1 rear fabric card?
No regular maintenance is required. Ensure clean airflow, monitor chassis temperature, and apply Juniper-recommended software updates.
Are there any prerequisites before installing the QFX3008-SR1?
Verify chassis firmware is at the minimum version recommended in the QFX3000 series Release Notes and confirm electrical power is off.
How do I troubleshoot connectivity issues after installing QFX3008-SR1?
Check 'show interfaces diagnostics optics', confirm fabric-link status in 'show chassis fabric connectivity', and review system logs for errors.
Can the QFX3008-SR1 improve network performance?
Yes. By restoring full fabric capacity and redundancy, the QFX3008-SR1 eliminates bottlenecks for optimal throughput and minimal latency.
What safety precautions should I follow when handling the QFX3008-SR1?
Use ESD protection, ensure the chassis is powered off and unplugged, and follow Juniper’s hardware installation guidelines to prevent damage.