[/specifications]The PTX5000 Packet Transport Router provides high-density 10GbE, 40GbE, and 100GbE interfaces for large networks and network applications, addressing the needs of Internet service providers and high-volume content providers. Occupying 36 rack units, the PTX5000 can be configured with up to eight FPCs, each capable of connecting two PICs that support a variety of network media types. The PTX Series architecture cleanly separates control operations from packet-forwarding
| Product type | Switch Interface Board (SIB3) for PTX5000 |
| Platform compatibility | Juniper PTX5000 Packet Transport Router |
| Function | High-capacity switch fabric element for PTX5K line cards |
| Redundancy | N+1 fabric redundancy; hot-swappable module |
| Airflow | Front-to-back airflow coordinated with chassis |
| Management | Monitored and controlled via Junos OS on system RE |
| Fabric technology | Third-generation PTX5K fabric (SIB3) |
| Capacity model | System fabric bandwidth scales linearly with installed SIBs |
| System integration | Interconnects FPC/line cards through midplane/backplane |
| Installation | Installs in dedicated SIB slots; online insertion/removal (OIR) |
| Diagnostics | Self-test on insertion; LEDs; alarms integrated with Junos |
| Reliability | Carrier-grade design; supports rapid failover |
| Environmental | 0–40°C operating temp; 5–90% RH non-condensing (typical) |
| Compliance | RoHS; conforms to PTX5000 safety/EMC approvals |
| Serviceability | Field-replaceable unit (FRU) |
| Dependencies | Requires compatible PTX5000 chassis and Junos release supporting SIB3 |
Yes, the Juniper SIB3-PTX5K-S Switch Fabric is currently in stock and available for immediate shipment from our Boulder, CO warehouse. Same-day shipping on orders placed before 2pm MT.
This SIB3-PTX5K-S is professionally refurbished or new-surplus enterprise hardware. Every unit is fully tested, factory-reset, and inspected before shipping. Cosmetic blemishes (rack marks, minor scuffs) may be present but never affect functionality.
The SIB3-PTX5K-S comes with the Eldo Systems Lifetime Warranty covering hardware defects. We are an independent reseller — manufacturer warranties do not apply, but our lifetime coverage matches or exceeds typical OEM terms.
Free ground shipping on every order, included in the price. Orders ship same-day if placed before 2pm MT (Mon–Fri). Expedited overnight and 2-day options are available at checkout for urgent deployments.
Yes — we ship worldwide. International orders are quoted individually so we can present accurate freight, duties, and lead time. Use the Request a Quote form or call (484) 630-1533 to start.
Absolutely. We offer volume discounts and project pricing for resellers, integrators, and end-users buying in quantity. Submit a quote with your target quantity and our team will respond within 15 minutes during business hours.
Get the SIB3-PTX5K-S from Eldo Systems with lifetime warranty and free ground shipping.
Independent Reseller Notice: Eldo Systems is an independent reseller of refurbished and new-surplus enterprise networking equipment. We are not affiliated with, authorized by, or endorsed by Cisco, Juniper, Arista, HPE, Dell, Meraki, Fortinet, Mellanox, NVIDIA, Finisar, or any other manufacturer listed on this site. All product names, logos, and brands are property of their respective owners. All products sold are refurbished or new-surplus unless otherwise noted. Manufacturer warranties do not apply; all items are covered by the Eldo Systems Lifetime Warranty.
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