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SIB3-PTX5K-S
PTX5000 Switch Interface Board, 3rd Generation, Spare
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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.
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.
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.
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.
To get the detailed certification, please go to the Compliance Center.
| 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 |
Spare SIB tested cleanly with no impact to operations.
Good spare option with matching performance.
Immediate recognition by the chassis during testing.
Reliable spare for high availability designs.
Performed exactly like the base unit.
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.
The SIB3-PTX5K-S offers line-rate 100GbE ports, advanced traffic buffering, improved ASIC performance, redundant paths, and simple spare integration.
Yes. The SIB3-PTX5K-S works with all PTX5000 series chassis running Junos OS Release X or later, supporting single- and dual-shelf deployments.
The third-generation SIB3-PTX5K-S provides 16x 100GbE ports or up to 64x 25GbE ports via supported breakout cables.