Name: QFX5110-48S-AFI2 Juniper 48x SFP+ 4x QSFP28 Layer 3 AC Switch
Brand: Juniper Networks
SKU: QFX5110-48S-AFI2
Price: 8231.25 USD
Availability: InStock
Rating: 4.8 (118 reviews)

Product Overview
The QFX5110-48S-AFI2 combines a high port density of 48 SFP+ and 4 QSFP28 ports, fitting well into modern data center and aggregation networks. It offers flexible connectivity options alongside proven Junos OS capabilities, ensuring smooth integration with existing infrastructure. This switch is engineered to provide consistent performance in environments requiring both scalability and resilience.

General Information
Brand	Juniper Networks
Condition	Refurbished

Technical Information
Switch Type	Layer 3, Managed Switch
Form Factor	Rack-Mountable
Mount Type	1U Rack
Switch Ports	48
Number of Ports	52-Ports
Port Type	10/100/1000Base-T, 100G QSFP28, SFP+, USB Console, Serial Console (RJ-45)
Port Speed	10Gbps,100Gbps
UpLink Ports	4 x QSFP28 (100GbE)
POE Support	No
Switching Capacity	1.76 Tbps
VLAN Support	Yes
Max VLANs Supported	1-4094
Stackable	Optional
Layer Support	Layer 3
Connector Type	SFP+,QSFP28,RJ-45,USB Console,Serial Console (RJ-45)

Performance
Jumbo Frame Support	Up To 9216 Bytes

Management and Configuration
Routing Protocols	Static, RIP, RIPng, OSPF, OSPFv3, BGP, IS-IS, VRRP, PIM-SM, IGMP, Policy-Based Routing (PBR)
Remote Protocols	Yes
Management Interfaces	Console (RJ-45),USB Console,1 x 10/100/1000Base-T OOB Management
Security Features	802.1X,ACLs,SSH,RADIUS/TACACS+,DHCP Snooping,Storm control,Port security,DoS protection
Management Type	CLI (Junos),Web UI (J-Web),SNMP,NETCONF,RESTCONF
Remote Management Protocol	SNMP,SSH,Telnet,NETCONF,RESTCONF,HTTP,HTTPS
Routing Protocol	OSPF,BGP,Static

Power & Cooling
Fans	Redundant hot-swappable variable-speed fans (front-to-back airflow)
Power	100-240 VAC, 50/60 Hz
Power Supply	Dual hot-swappable AC power supplies (100-240 VAC)

Physical Characteristics
Weight	3.00
Operating Temperature	0°C to 40°C

Miscellaneous
Assembly Required	No
Compliance Standards	WEEE, RoHS, CE, FCC, UL, TUV, cULus
Compliant Standards	IEEE 802.3,IEEE 802.3ae,IEEE 802.1Q,IEEE 802.1p,IEEE 802.1D,IEEE 802.1w,IEEE 802.1s,IEEE 802.3x

Product Description
The QFX5110-48S-AFI2 is a high-performance network switch built for environments requiring dense 10GbE and 100GbE connections. It commonly appears in data centers and enterprise networks where space and efficiency are important. Network administrators and engineers leverage this switch to support demanding workloads while maintaining operational stability. Key Features Provides 48 SFP+ ports for flexible 10GbE deployment Four QSFP28 ports enable 100GbE uplinks or stacking Runs Junos OS for consistent management and networking features Equipped with AC power supplies ensuring power redundancy Compact form factor suitable for rack deployments This switch delivers solid reliability and performance suited to growing network demands. Its feature set balances capacity and manageability without adding unnecessary complexity. The design ensures continuous operation with minimal downtime.

Use Cases
The QFX5110-48S-AFI2 is typically deployed in mid-sized data centers and enterprise aggregation layers where a mix of 10GbE and 100GbE connections is needed. It serves network teams that prioritize stable, manageable infrastructure with a focus on efficient port usage. Its design supports environments where reliable uptime and flexible bandwidth are critical. How It's Used: Aggregating 10GbE server connections in data center racks Providing 100GbE uplinks to core switches in enterprise networks Supporting edge computing nodes requiring mixed-speed connectivity Integrating with virtualization platforms needing consistent network performance Serving as a compact switch in high-density rack deployments By addressing connectivity density and performance needs, this switch helps maintain network efficiency and scalability. Its robust feature set supports operational continuity in diverse IT environments.