Juniper Juniper QFX5120-48Y-AFO Switch enterprise networking equipment.
| Ports | 48 x 1/10/25GbE SFP28 |
| Uplinks | 8 x 100GbE QSFP28 (breakout 4x25G or 2x50G) |
| Switching capacity (bidirectional) | 4.0 Tbps |
| Forwarding throughput | 2976 Mpps |
| Airflow | AFO (Front-to-Back, ports to power/FRU) |
| Power supplies | Dual hot-swappable AC PSUs |
| Port configuration | 48 x 1/10/25GbE SFP28 access ports |
| Uplink/expansion | 8 x 100GbE QSFP28; QSFP28 breakout to 4x25G or 2x50G supported |
| Switching capacity (bidirectional) | 4.0 Tbps |
| Forwarding throughput | 2976 Mpps (64-byte) |
| Latency (L2, 64B) | As low as 550 ns |
| L2/L3 features | 802.1Q VLANs, STP/RSTP/MSTP, IGMP/MLD snooping, OSPF, IS-IS, BGP, IPv4/IPv6 unicast/multicast, ACLs |
| Overlay/EVPN-VXLAN | EVPN control plane, VXLAN L2/L3 gateway, EVPN multihoming (MH) |
| Power and PSU | 100–240 VAC, 50/60 Hz; 2x hot-swappable PSUs |
| Airflow direction | AFO (Front-to-Back, ports to power/FRU) |
| Compliance | RoHS, CE, FCC; TAA: No |
Yes, the Juniper QFX5120-48Y-AFO Switch is currently in stock and available for immediate shipment from our Boulder, CO warehouse. Same-day shipping on orders placed before 2pm MT.
This QFX5120-48Y-AFO 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 QFX5120-48Y-AFO 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 QFX5120-48Y-AFO 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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