United StatesJuniper Switch Modules & Cards
Experience unparalleled performance and reliability with our Juniper switch modules and cards. Engineered for seamless integration, robust network scalability, and advanced security protocols in dynamic enterprise environments.
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10 Matching results
QFX3100-HDD-2TB (2TB Hard Drive for QFX3100 (spare))
4.6 (5)- Hard Disk Drive
- N/A
- N/A
- SATA
- SATA
- 3.5-inch
- 0 to 70°C
Est Value
$740.00$627.00
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QFX3008-FAB-2INTC-BNDL (QFX3008 INTERCONNECT BUNDLE)
4.8 (5)- Network Module / Network Card
- Ethernet
- 10Gbps
- SFP+
- TCP/IP
- PCIe
- 0 to 70°C
Est Value First-Time Buyer Discount – Get up to 2% additional off on your first order
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QFX3008-SF16Q (QFX3008 FRONT CARD)
4.4 (5)- Network Module / Network Card
- Ethernet
- 40Gbps
- QSFP+
- TCP/IP
- Modular
- 0 to 70°C
Est Value First-Time Buyer Discount – Get up to 2% additional off on your first order
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QFX3008-SR1 (REAR FABRIC CARD FOR QFX3008 (SPARE))
4.4 (5)- Network Module / Network Card
- Ethernet
- 40G
- SFP+
- TCP/IP
- PCIe
- 0 to 70°C
Est Value First-Time Buyer Discount – Get up to 2% additional off on your first order
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QFX3100-FANA (Fan Module for QFX3100 (spare))
4.6 (5)- Network Module / Network Card
- SFP+
- 10G
- SFP+
- TCP/IP, iSCSI
- Modular
- 0 to 70°C
Est Value First-Time Buyer Discount – Get up to 2% additional off on your first order
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QFX3100-NM-4GE (Network Interface Card with 4x10/100/1000BASE-TX for QFX3100 (spare))
4.6 (5)- Network Module / Network Card
- Ethernet
- 1Gbps
- RJ-45
- TCP/IP
- Modular
- 0 to 70°C
Est Value First-Time Buyer Discount – Get up to 2% additional off on your first order
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QFX3100-NM-4GE-SFP (Network Interface Card with 4x1GE SFP for QFX3100 (spare))
4.6 (5)- Network Module
- Ethernet / SFP Module
- 1Gbps
- SFP
- TCP/IP
- Modular
- 0 to 70°C
Est Value First-Time Buyer Discount – Get up to 2% additional off on your first order
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QFX3008-FAB-CPE-BNDL (QFX3008 CONTROL PLANE ETHERNET BUNDLE)
4.2 (5)- Network Module
- Ethernet
- 10Gbps
- SFP+
- TCP/IP
- Modular
- 0 to 70°C
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QFX3008-FAB-DRCTR-BNDL (QFabric QF/Director bundle with 2 QF/Directors)
4.6 (5)- Network Module
- Ethernet
- 40Gbps
- SFP+
- TCP/IP, iSCSI, Fibre Channel
- Modular
- 0 to 70°C
Est Value First-Time Buyer Discount – Get up to 2% additional off on your first order
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QFX3100-2RU (QFX3100 Base System (spare))
4.6 (5)- Network Module
- Ethernet
- 40Gbps
- SFP+
- TCP/IP / iSCSI
- Modular (2RU)
- 0 to 70°C
Est Value First-Time Buyer Discount – Get up to 2% additional off on your first order
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Questions & Answers
What are Juniper Switch Modules & Cards?
Juniper Switch Modules & Cards are modular hardware components designed for Juniper EX, QFX, and MX series chassis. They deliver high-density ports, flexible interface types, and advanced switching features to scale campus, data center, and carrier networks.
How do Juniper line cards differ from expansion modules?
Juniper line cards provide front-panel port density and switching capacity, while expansion modules add specialized functions—such as stacking, management, or PoE—to compatible Juniper chassis without increasing core throughput.
Which Juniper switch modules are compatible with EX series?
EX Series compatibility varies by chassis: EX2300 supports fixed PoE ports, EX3400 and EX4300 accept SFP/SFP+ uplink modules, and EX9200 employs high-density 40/100GbE line cards. Always verify the Juniper hardware compatibility matrix.
How do I choose the right Juniper switch card for my network?
Select a Juniper switch card based on required port types (Gigabit, 10GbE, 40GbE, 100GbE), line-rate performance, chassis compatibility, and feature licensing. Match port density and forwarding capacity to your traffic profile.
What throughput can I expect from Juniper switch modules?
Juniper switch modules deliver line-rate performance per port up to 100GbE. Total throughput scales with module density and chassis backplane capacity: EX series supports up to 2.56Tbps, QFX up to 22Tbps per system.
How do I install a Juniper switch line card?
To install a Juniper switch line card, power down the chassis, slide the card into the designated slot until it clicks, secure it with captive screws, reconnect power, and verify recognition via CLI show chassis hardware.
Can I mix different Juniper switch cards in one chassis?
Yes. Many Juniper chassis support mixed line-card configurations, enabling Gigabit, 10GbE, and 40GbE modules in the same system. Always confirm slot-specific power and backplane requirements in the compatibility documentation.
What features do Juniper expansion modules provide?
Juniper expansion modules deliver stacking, Virtual Chassis, increased management ports, enhanced fabric capacity, PoE/PoE+ power delivery, and integration of security services for seamless network scale-out.
How do I upgrade firmware on Juniper switch modules?
Use Junos OS software to upgrade switch modules: upload the firmware to the management interface, execute request system software add no-validate, and reboot. Monitor progress via show system commit and show chassis firmware commands.
How can I troubleshoot a failed Juniper switch module?
Troubleshoot failed modules by checking CLI output (show chassis alarms, show chassis hardware), inspecting LED status, reseating the card, verifying power/cooling, and consulting Juniper’s Knowledge Base for error-code resolution steps.
What are the power and cooling requirements for Juniper switch cards?
Juniper switch cards draw power from the chassis power supplies and rely on front-to-back or back-to-front cooling fans. Verify per-card power consumption and thermal specifications in the product datasheet to ensure adequate capacity.
How does Juniper Virtual Chassis work with switch modules?
Virtual Chassis allows multiple Juniper switches with compatible modules to operate as a single logical device. It uses dedicated VCP (Virtual Chassis Port) modules for fabric links, simplifying management and increasing resiliency.
Do Juniper switch cards support PoE?
Certain EX Series expansion modules support PoE/PoE+ and deliver up to 30W per port. Verify model-specific power budgets and enable PoE via CLI or Junos Space to power IP phones, access points, and security cameras.
What warranty and support options are available for Juniper modules?
Juniper offers a Limited Lifetime Warranty on hardware modules, along with Software Updates and Juniper Care support services. You can purchase 24×7 SLAs, advanced replacement, and on-site assistance for expedited issue resolution.
What port density options do Juniper switch line cards offer?
Juniper line cards provide a variety of port densities: up to 48×1GbE, 32×10GbE, 16×40GbE, or 8×100GbE per card. High-density variants enable over 1,280 ports in a single chassis for large-scale deployments.
Are Juniper switch modules hot-swappable?
Yes. Most Juniper switch modules and line cards are hot-swappable in EX, QFX, and MX series chassis. Remove or install modules without powering down the entire system, minimizing downtime when expanding or servicing.