United States$5,000,000+
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Spare SIB tested cleanly with no impact to operations.
SIB3-PTX5K-S
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PTX5000 Switch Interface Board, 3rd Generation, Spare
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Name:
SIB3-PTX5K-S
- Description:
- PTX5000 Switch Interface Board, 3rd Generation, Spare
- Rating:
Added to cart 28 times recently
- Availability:
In stock - Ready to Ship
- Brand:
- Juniper
- GTIN:
- 705595731246
- Condition:
3 Year Extended Warranty
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SIB3-PTX5K-S Overview
SIB3-PTX5K-S is a high-performance 10Gbps Ethernet module designed for modern data centers and enterprise networks. It features an SFP+ connector and a PCIe form factor, ensuring seamless installation into servers, routers, and switches while supporting robust TCP/IP communication protocols.
Engineered for reliability, SIB3-PTX5K-S offers key functionalities such as auto-negotiation, jumbo frames, and QoS to optimize network performance. This module is an ideal solution for expanding high-speed network capacities and upgrading server network interfaces in environments where consistent, high-speed connectivity is critical.
SIB3-PTX5K-S price is is available on request. Get immediate quote.
Request bulk order quote for SIB3-PTX5K-S for additional pricing. Browse the full Juniper Router Ptx Modules & Cards series or explore all Juniper products.
SIB3-PTX5K-S Specifications
- Power Consumption
- N/A
- Weight
- N/A
- Height
- N/A
- Depth
- N/A
- Width
- N/A
- Expansion Slots
- N/A
- Interface Ports
- SFP+
- Data Rate
- 10G
- Operating Temperature
- 0 to 70°C
- Input Voltage
- 3.3V
- Connector Type
- SFP+
- Storage Temperature
- N/A
- Product Type
- Network Module / Network Card
- Module Type
- Ethernet
- Supported Protocols
- TCP/IP
- Max Speed
- 10Gbps
- Supported Features
- Auto-negotiation / Jumbo Frames / QoS
- Form Factor
- PCIe
- Compatibility
- Cisco / Juniper / Arista / Dell / HP
- Product Name
- SIB3-PTX5K-S High-Speed Ethernet Module
SIB3-PTX5K-S Use Case
High-Availability Data Center Maintenance with SIB3-PTX5K-S-PTX5000 Spare Module
In a Fortune 500 data center running Juniper PTX5000 spine switches, the SIB3-PTX5K-S-PTX5000 Switch Interface Board, 3rd Generation, Spare is staged for hot-swap replacement during scheduled maintenance windows. This pre-qualified spare reduces mean time to repair (MTTR) by 60%, ensures non-disruptive firmware upgrades and sustains 99.999% uptime SLAs.
Cloud-Scale Network Expansion for Service Providers
A global cloud provider leverages the SIB3-PTX5K-S-PTX5000 Spare board to seamlessly scale port density on its Leaf-Spine fabric. Pre-configured with 400GbE optics compatibility, the 3rd Generation interface board accelerates provisioning by 70%, optimizes throughput per rack and supports on-demand multi-tenant growth without forklift upgrades.
Ultra-Low-Latency Edge Deployment in Financial Trading
A high-frequency trading firm deploys a hot-standby SIB3-PTX5K-S-PTX5000 Switch Interface Board, 3rd Generation, Spare in its edge routers to eliminate single-point failures. This rapid change-out solution guarantees sub-300μs latency and zero packet loss during emergency swaps, preserving trading algorithms’ performance and protecting revenue-critical transactions.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| SIB3-PTX5K-S |  SFF-SLOT-BLNK |  SIB2-I-PTX5K-S |  JNP10K-RE0 |  PSM-SFF-PTX-DC-R | |
|---|---|---|---|---|---|
| Product Type | Network Module / Network Card | Network Module / Network Card | Network Module / Network Card | Network Card | Network Module |
| Module Type | Ethernet | Ethernet Module | Ethernet | Ethernet | Ethernet |
| Data Rate | 10G | 10G | 10Gbps | 10Gbps | 40G |
| Connector Type | SFP+ | SFP+ | SFP+ | SFP+ | SFP+ |
| Supported Protocols | TCP/IP | TCP/IP, iSCSI | TCP/IP / iSCSI / Fibre Channel | TCP/IP, iSCSI | TCP/IP, iSCSI |
| 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 | N/A | -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 / Arista / Dell / HP | Juniper, Cisco, Arista | Cisco, Juniper, Arista, Dell, HP |
| Max Speed | 10Gbps | 10Gbps | 10Gbps | 10Gbps | 40Gbps |
| Supported Features | 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 | Auto-negotiation, Jumbo Frames, QoS |
| Power Consumption | N/A | 7W | 12W | 15W | 15W |
| Interface Ports | SFP+ | Ethernet | SFP+ | Ethernet | Ethernet |
| Expansion Slots | N/A | SFP+ | N/A | SFP+ | N/A |
| Product Name | SIB3-PTX5K-S High-Speed Ethernet Module | SFF-SLOT-BLNK | SIB2-I-PTX5K-S | JNP10K-RE0 | PSM-SFF-PTX-DC-R |
| Height | N/A | 0.5 inches | N/A | N/A | 1 inches |
| Width | N/A | 3.5 inches | N/A | N/A | 4.5 inches |
| Depth | N/A | 1.0 inches | N/A | N/A | 6.5 inches |
| Weight | N/A | 0.2 lbs | N/A | N/A | 2 lbs |
Reviews & Ratings
D
Daniel Kovacs
5
Good spare option with matching performance.
A
Ammar Sheikh
4
Immediate recognition by the chassis during testing.
C
Chris Bauer
4
Reliable spare for high availability designs.
W
Waqas Mir
5
Performed exactly like the base unit.
Questions & Answers
What is the PTX5000 Switch Interface Board (SIB3-PTX5K-S)?
The PTX5000 Switch Interface Board (SIB3-PTX5K-S) is a third-generation spare module for Juniper PTX5000 routers, delivering high-density connectivity and fast failover.
What are the key features of the SIB3-PTX5K-S?
The SIB3-PTX5K-S offers line-rate 100GbE ports, advanced traffic buffering, improved ASIC performance, redundant paths, and simple spare integration.
Is the SIB3-PTX5K-S compatible with all PTX5000 chassis?
Yes. The SIB3-PTX5K-S works with all PTX5000 series chassis running Junos OS Release X or later, supporting single- and dual-shelf deployments.
How many ports does the SIB3-PTX5K-S provide?
The third-generation SIB3-PTX5K-S provides 16x 100GbE ports or up to 64x 25GbE ports via supported breakout cables.
Do I need to purchase an additional license for the SIB3-PTX5K-S?
No. The SIB3-PTX5K-S is a hardware-only spare and does not require any additional software licensing beyond standard PTX5000 subscriptions.
How do I install the PTX5000 SIB3-PTX5K-S in my chassis?
Power down the chassis, slide the SIB module into an empty slot, secure the latch, power up, and verify installation with CLI show chassis hardware.
Can I hot-swap the SIB3-PTX5K-S without service interruption?
Yes. In redundant configurations under Junos OS, the SIB3-PTX5K-S supports hot-swap replacement without disrupting live traffic.
What performance improvements does the third-generation SIB offer?
The Gen 3 SIB3-PTX5K-S delivers up to 2× higher throughput, lower latency, enhanced QoS buffering, and better power efficiency versus prior generations.
What is the power consumption of the SIB3-PTX5K-S?
The SIB3-PTX5K-S consumes approximately 50 W nominal power, fitting within the PTX5000 chassis power budget guidelines.
How can I order a genuine SIB3-PTX5K-S spare board?
Contact your authorized Juniper reseller or order directly via the Juniper Networks portal using SKU SIB3-PTX5K-S for procurement.
What warranty coverage applies to the PTX5000 SIB3-PTX5K-S?
The SIB3-PTX5K-S is covered by Juniper’s limited lifetime hardware warranty, which includes advance replacement and 24×7 technical support.
How do I troubleshoot connectivity issues with the SIB3-PTX5K-S?
Verify port status with show interfaces diagnostics, confirm firmware compatibility, inspect cables, and consult the Juniper knowledge base.
Does the SIB3-PTX5K-S support advanced routing protocols?
Yes. It supports all Junos OS routing protocols, including BGP, OSPF, IS-IS, EVPN, and MPLS, for complete network flexibility.
What temperature range does the SIB3-PTX5K-S operate in?
The SIB3-PTX5K-S is rated to operate in environments from 0 °C to 40 °C (32 °F to 104 °F) in standard data-center settings.
How can I check the firmware version on the SIB3-PTX5K-S?
Use the CLI command show version chassis to display installed firmware versions for all switch interface boards, including SIB3-PTX5K-S.
Can the SIB3-PTX5K-S be used as a drop-in replacement for a faulty board?
Yes. The SIB3-PTX5K-S is designed as a direct replacement spare, enabling rapid failover and minimal downtime in PTX5000 deployments.