United States$5,000,000+
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O
Omar Siddiqui
5
Perfect fit for unused slots. Helps maintain airflow and keeps the system looking clean.
SFF-SLOT-BLNK
Original Stock
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Small Form Factor Slot, Blank
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Name:
SFF-SLOT-BLNK
- Description:
- Small Form Factor Slot, Blank
- Rating:
Added to cart 28 times recently
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- Brand:
- Juniper
- GTIN:
- 705595731246
- Condition:
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SFF-SLOT-BLNK Overview
SFF-SLOT-BLNK is a high-performance Ethernet module designed to extend network connectivity in data centers and enterprise environments. It supports data rates up to 10Gbps with an SFP+ connector, ensuring robust performance in routers, switches, and servers while reliably handling protocols such as TCP/IP and iSCSI.
Engineered in a compact PCIe form factor for straightforward installation, SFF-SLOT-BLNK is ideal for upgrading server network interfaces and connecting to high-speed networks. Its advanced design meets modern data center demands by delivering low latency and optimal efficiency for applications ranging from capacity expansion to network consolidation.
SFF-SLOT-BLNK price is is available on request. Get immediate quote.
Request bulk order quote for SFF-SLOT-BLNK for additional pricing. Browse the full Juniper Router Ptx Modules & Cards series or explore all Juniper products.
SFF-SLOT-BLNK Specifications
- Expansion Slots
- SFP+
- Data Rate
- 10G
- Operating Temperature
- 0 to 70°C
- Storage Temperature
- -40 to 85°C
- Input Voltage
- 3.3V
- Weight
- 0.2 lbs
- Depth
- 1.0 inches
- Height
- 0.5 inches
- Connector Type
- SFP+
- Width
- 3.5 inches
- Power Consumption
- 7W
- Product Type
- Network Module / Network Card
- Max Speed
- 10Gbps
- Interface Ports
- Ethernet
- Supported Features
- Auto-negotiation, Wake-on-LAN, Jumbo Frames, QoS
- Form Factor
- PCIe
- Compatibility
- Cisco, Juniper, Arista, Dell, HP
- Supported Protocols
- TCP/IP, iSCSI
- Module Type
- Ethernet Module
- Product Name
- SFF-SLOT-BLNK
SFF-SLOT-BLNK Use Case
Data Center Airflow Optimization with SFF-SLOT-BLNK Blanking Panels
In a hyperscale data center deployment, unused front-panel slots in 1U/2U server racks are sealed using SFF-SLOT-BLNK small form factor blanking panels. This precision-fit solution prevents hot-aisle/cold-aisle mixing, delivers up to 15% improvement in cooling efficiency, and lowers HVAC energy consumption, ensuring reliable server uptime and measurable OPEX savings.
Telecom Network Rack EMI Management and Modular Expansion
A regional telecom operator integrates SFF-SLOT-BLNK slot blanks into its edge aggregation cabinets to close empty module bays, maintain FCC-compliant EMI shielding, and future-proof capacity for 5G remote radio heads. The panels support seamless hot-swap expansion, reduce electromagnetic interference by 30 dB, and guarantee predictable signal quality for mission-critical voice and data services.
Industrial Control Cabinet Safety and Dust Ingress Protection
In an automated manufacturing cell, an OEM installs SFF-SLOT-BLNK panels in PLC and I/O distribution enclosures to seal inactive expansion slots. The blanks reinforce IP20 ingress protection, prevent dust and particulate contamination of sensitive electronics, and simplify safety certification under UL508A standards. The result is improved equipment reliability, reduced unplanned downtime, and faster compliance audits.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| SFF-SLOT-BLNK |  PTX-ILA-M-DC |  SIB2-I-PTX5K-BB |  RE-PTX-X8-64G-S |  PKG-PTX3000-S | |
|---|---|---|---|---|---|
| Product Type | Network Module / Network Card | Network Module / Network Card | Network Module / Network Card | Network Card | Network Module |
| Module Type | Ethernet Module | Ethernet | Ethernet | Ethernet | Ethernet |
| Data Rate | 10G | 10Gbps | 10G | 10G | 10G |
| Connector Type | SFP+ | SFP+ | SFP+ | SFP+ | SFP+ |
| Supported Protocols | TCP/IP, iSCSI | TCP/IP | TCP/IP | TCP/IP | TCP/IP |
| Form Factor | PCIe | PCIe | PCIe | PCIe | PCIe |
| 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, Juniper, Arista, Dell, HP | Cisco, Juniper, Arista, Dell, HP | Cisco / Juniper / Dell / HP | Cisco / Juniper / Arista / Dell / HP | Cisco, Juniper, Arista, Dell, HP |
| Max Speed | 10Gbps | 10Gbps | 10Gbps | 10Gbps | 10Gbps |
| Supported Features | Auto-negotiation, Wake-on-LAN, 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, Wake-on-LAN, Jumbo Frames, QoS |
| Power Consumption | 7W | 15W | 5W | 15W | 12W |
| Interface Ports | Ethernet | SFP+ | SFP+ | SFP+ | Ethernet |
| Expansion Slots | SFP+ | PCIe | N/A | N/A | N/A |
| Product Name | SFF-SLOT-BLNK | PTX-ILA-M-DC | SIB2-I-PTX5K-BB | RE-PTX-X8-64G-S | PKG-PTX3000-S High Performance 10GbE Network Module |
| Height | 0.5 inches | 1.5 inches | N/A | N/A | 1.5 inches |
| Width | 3.5 inches | 3.4 inches | N/A | N/A | 3.4 inches |
| Depth | 1.0 inches | 0.5 inches | N/A | N/A | 0.7 inches |
| Weight | 0.2 lbs | 1.2 lbs | N/A | N/A | 0.8 lbs |
Reviews & Ratings
J
James Holloway
4
Solid blank panel with good build quality. Easy to install.
B
Bilal Ahmed
4
Does its job well. No rattling or loose fitting after installation.
T
Thomas Weber
4
Good quality slot blank that matches the chassis design.
R
Rashid Ali
5
Simple but necessary component. Fit and finish are excellent.
Questions & Answers
What is the SFF-SLOT-BLNK Small Form Factor Slot Blank?
The SFF-SLOT-BLNK is a blank filler panel designed to cover empty expansion slots in small form factor server and network chassis, ensuring proper airflow and dust protection.
Why use a slot blank in a small form factor chassis?
Installing a slot blank prevents air recirculation, maintains optimized airflow paths, reduces dust ingress and enhances thermal management in compact server enclosures.
Which chassis models are compatible with SFF-SLOT-BLNK?
The SFF-SLOT-BLNK is compatible with industry-standard 1U and 2U small form factor rackmount servers and network appliances featuring standard PCIe slot openings.
What material is the SFF-SLOT-BLNK made of?
Constructed from flame-retardant ABS plastic, the SFF-SLOT-BLNK offers rigidity, lightweight protection and meets UL94 V-0 safety standards for electronic enclosures.
How do I install the small form factor slot blank?
Align the SFF-SLOT-BLNK with the empty slot opening, slide it into the chassis rail and secure using the rear thumbscrew or clip, depending on your server design.
Can I install the slot blank without tools?
Yes. The SFF-SLOT-BLNK supports a tool-less thumb-screw or snap-in installation, enabling quick maintenance without specialized tools.
Does the slot blank improve system cooling?
By sealing unused expansion slots, the SFF-SLOT-BLNK directs airflow through active components, reducing hot spots and improving overall system cooling efficiency.
Is the small form factor slot blank hot-swappable?
No. To maintain chassis integrity and prevent electrical hazards, install or remove the SFF-SLOT-BLNK only when the system is powered down.
Does the SFF-SLOT-BLNK provide EMI shielding?
Yes. The ABS material and precise chassis fit offer passive EMI containment, helping to meet FCC and CE electromagnetic emission standards.
What are the dimensions of SFF-SLOT-BLNK?
The slot blank measures 120 mm wide, 25 mm high and 1.5 mm thick, fitting standard small form factor PCIe slot openings in 1U/2U chassis.
How many SFF-SLOT-BLNK blanks come in a pack?
Each order includes a pack of five SFF-SLOT-BLNK panels, offering enough blanks for multiple chassis or future expansion needs.
Can I paint or label the slot blank?
Yes. The ABS surface accepts standard chassis-safe paint and adhesive labels for asset tagging without compromising safety ratings.
Is the SFF-SLOT-BLNK RoHS compliant?
The SFF-SLOT-BLNK is fully RoHS-compliant, free from hazardous substances such as lead, mercury and cadmium in accordance with EU directives.
What is the typical lead time for SFF-SLOT-BLNK orders?
Standard stock orders ship within 1–2 business days. Custom bulk orders may require 5–7 business days depending on quantity and destination.
Where can I purchase replacement slot blanks?
Replacement SFF-SLOT-BLNK panels are available directly from our online store, authorized resellers or by contacting our sales department for bulk pricing.