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Ayaan Siddiq
5
SFP NIC installed smoothly and links came up instantly.
QFX3100-NM-4GE-SFP
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Network Interface Card with 4x1GE SFP for QFX3100 (spare)
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QFX3100-NM-4GE-SFP
- Description:
- Network Interface Card with 4x1GE SFP for QFX3100 (spare)
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- Brand:
- Juniper
- GTIN:
- 32938032532
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QFX3100-NM-4GE-SFP Overview
QFX3100-NM-4GE-SFP is a high-performance network module designed to seamlessly integrate into enterprise routers, switches, and servers. Engineered for connectivity expansion, this module delivers four 1Gbps Gigabit Ethernet ports that use SFP connectors, ensuring reliable high-speed links in mission-critical network environments.
QFX3100-NM-4GE-SFP features a modular design that simplifies installation in data centers and network infrastructures, supporting key protocols like TCP/IP. Ideal for upgrading network interfaces or expanding capacity, this card provides features such as auto-negotiation, Jumbo Frames, and Quality of Service (QoS) to optimize network performance in demanding applications.
QFX3100-NM-4GE-SFP price is is available on request. Get immediate quote.
Request bulk order quote for QFX3100-NM-4GE-SFP for additional pricing. Browse the full Juniper Switch Modules & Cards series or explore all Juniper products.
QFX3100-NM-4GE-SFP Specifications
- Product Type
- Network Module
- Module Type
- Ethernet / SFP Module
- Data Rate
- 1Gbps
- 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
- Juniper Networks QFX Series
- Max Speed
- 1Gbps
- Supported Features
- Auto-negotiation / Jumbo Frames / QoS
- Power Consumption
- N/A
- Interface Ports
- SFP
- Expansion Slots
- N/A
- Product Name
- QFX3100-NM-4GE-SFP
- Height
- N/A
- Width
- N/A
- Depth
- N/A
- Weight
- N/A
QFX3100-NM-4GE-SFP Use Case
Data Center Edge Uplink Expansion with QFX3100-NM-4GE-SFP Network Interface Card
In high-performance data centers, scaling uplink density without downtime is critical. Integrating the Juniper QFX3100-NM-4GE-SFP Network Interface Card into QFX3100 switches instantly adds four hot-swappable 1 GbE SFP ports. Outcome: seamless bandwidth growth, zero service interruptions during upgrades, and optimized traffic segmentation for dynamic cloud workloads.
Enterprise Branch WAN Aggregation Using QFX3100-NM-4GE-SFP Spare Module
Enterprise IT teams deploying remote office connectivity need reliable WAN uplinks with flexible port density. Installing the QFX3100-NM-4GE-SFP spare module in QFX3100 switches consolidates four 1 GbE SFP WAN links for MPLS, SD-WAN, or dark fiber. Benefit: simplified deployment, enhanced link redundancy, and centralized management via Junos OS.
High Availability Failover for Financial Trading with QFX3100-NM-4GE-SFP Spare NIC
Financial firms require uninterrupted network paths to meet strict SLAs and minimize trade latency. Leveraging a hot-spare QFX3100-NM-4GE-SFP Network Interface Card in QFX3100 chassis enables instant uplink failover across four 1 GbE SFP connections. Result: zero packet loss, sub-millisecond switchover, and continuous regulatory compliance.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| QFX3100-NM-4GE-SFP |  QFX3008-FAB-CPE-BNDL |  QFX3100-2RU |  QFX3008-SF16Q |  QFX3008-FAB-DRCTR-BNDL | |
|---|---|---|---|---|---|
| Product Type | Network Module | Network Module | Network Module | Network Module / Network Card | Network Module |
| Module Type | Ethernet / SFP Module | Ethernet | Ethernet | Ethernet | Ethernet |
| Data Rate | 1Gbps | 10Gbps | 40Gbps | 40Gbps | 40Gbps |
| Connector Type | SFP | SFP+ | SFP+ | QSFP+ | SFP+ |
| Supported Protocols | TCP/IP | TCP/IP | TCP/IP / iSCSI | TCP/IP | TCP/IP, iSCSI, Fibre Channel |
| Form Factor | Modular | Modular | Modular (2RU) | 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 | N/A | 3.3V | 3.3V |
| Compatibility | Juniper Networks QFX Series | Juniper Networks | Routers, Switches, Servers | Juniper | Cisco, Juniper, Arista, Dell, HP |
| Max Speed | 1Gbps | 10Gbps | 40Gbps | 40Gbps | 40Gbps |
| Supported Features | Auto-negotiation / Jumbo Frames / QoS | Auto-negotiation, Jumbo Frames, QoS | Auto-negotiation / Jumbo Frames / QoS | Auto-negotiation / Jumbo Frames / QoS | Auto-negotiation, Wake-on-LAN, Jumbo Frames, QoS |
| Power Consumption | N/A | 15W | N/A | 15W | N/A |
| Interface Ports | SFP | Ethernet (SFP+) | SFP+ | QSFP+ | Ethernet |
| Expansion Slots | N/A | N/A | N/A | N/A | N/A |
| Product Name | QFX3100-NM-4GE-SFP | QFX3008-FAB-CPE-BNDL | QFX3100-2RU | QFX3008-SF16Q | QFX3008-FAB-DRCTR-BNDL |
| Height | N/A | N/A | 2RU | N/A | N/A |
| Width | N/A | N/A | 19 inches | N/A | N/A |
| Depth | N/A | N/A | N/A | N/A | N/A |
| Weight | N/A | N/A | N/A | N/A | N/A |
Reviews & Ratings
M
Martin Schultz
4
Reliable optical connectivity for QFX3100.
F
Fawad Iqbal
4
Good spare module with stable performance.
P
Pierre Laurent
5
No issues during testing or deployment.
K
Kevin Brooks
5
Works exactly as designed.
Questions & Answers
What is the QFX3100-NM-4GE-SFP network interface card?
The QFX3100-NM-4GE-SFP is a spare expansion module for Juniper QFX3100 switches, providing four 1 GbE SFP ports.
Which switches support the QFX3100-NM-4GE-SFP module?
This module is fully compatible with all Juniper QFX3100 series switches running Junos OS.
What port speeds does the QFX3100-NM-4GE-SFP support?
Each of the four SFP slots supports 1 GbE speeds when used with compatible SFP transceivers.
Does the QFX3100-NM-4GE-SFP include SFP transceivers?
No. You must purchase 1 GbE SFP transceivers separately to populate the four SFP ports.
Can I mix fiber and copper transceivers in the QFX3100-NM-4GE-SFP?
Yes. The module accepts any standard 1 GbE SFP transceiver, whether fiber or copper (SFP RJ-45).
Is the QFX3100-NM-4GE-SFP hot-swappable?
Yes. You can install or remove the module while the QFX3100 switch remains powered on.
How do I install the QFX3100-NM-4GE-SFP in my switch?
Power off the switch, slide the module into an available expansion slot, secure the captive screws, and power on the switch.
Does the QFX3100-NM-4GE-SFP require a software license?
No. This module is included in the base Junos OS feature set for QFX3100 switches, requiring no additional license.
What is the typical power consumption of the QFX3100-NM-4GE-SFP?
The module consumes up to 8 W under full load, depending on installed transceivers.
What environmental specifications does this module meet?
It operates between 0 °C and 40 °C, with storage from –40 °C to 70 °C and relative humidity of 5–85% non-condensing.
What is the warranty for the QFX3100-NM-4GE-SFP spare?
Juniper offers a limited lifetime warranty on this spare module when used with a current QFX3100 switch.
How do I verify the QFX3100-NM-4GE-SFP installation?
After insertion, use the CLI command 'show chassis hardware' to confirm the module is recognized.
Can I stack multiple QFX3100-NM-4GE-SFP modules?
Yes. QFX3100 chassis support multiple NM-4GE-SFP modules subject to available expansion slots.
Where can I order a genuine QFX3100-NM-4GE-SFP spare?
Purchase directly from authorized Juniper resellers or the Juniper Networks online store using SKU QFX3100-NM-4GE-SFP.
What is the mean time between failures (MTBF) for this module?
The QFX3100-NM-4GE-SFP has an MTBF of over 250,000 hours under standard operating conditions.