Name: EX4650-48Y-DC-AFI Juniper 48x 25G SFP28 8x 100G QSFP28 DC Switch
Brand: Juniper Networks
SKU: EX4650-48Y-DC-AFI
Price: 6749.00 USD
Availability: InStock
Rating: 4.8 (118 reviews)

Product Overview
The EX4650-48Y-DC-AFI offers 48 SFP28 ports that provide reliable 25GbE connectivity alongside 8 QSFP28 ports designed for 100GbE uplinks. Its DC power input aligns with data center power standards, making it practical for modern deployments. The switch supports robust Layer 2 and Layer 3 protocols, enabling efficient traffic management and network segmentation. Ideal for environments that require dense, high-speed connections, this model balances performance with space efficiency.

General Information
Brand	Juniper Networks
Condition	Refurbished

Technical Information
Switch Type	Layer 2, Layer 3, Managed Switch, Stackable Switch
Form Factor	Rack-Mountable
Mount Type	1U Rack
Switch Ports	SFP28,QSFP28
Number of Ports	56-Ports
Port Type	25G SFP28, 100G QSFP28, USB Console, Serial Console (RJ-45)
Port Speed	25Gbps,100Gbps
UpLink Ports	8 (QSFP28 100Gb)
POE Support	No
Switching Capacity	4 Tbps
Switch Forwarding Rate	7.81 Mpps
VLAN Support	Yes
Max VLANs Supported	1-4094
Stackable	Yes
Layer Support	Layer 3
Connector Type	SFP28,QSFP28,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, VRRP, PIM-SM, IGMP
Remote Protocols	Yes
Management Interfaces	CLI (Junos OS),Web (J-Web),SNMP,NETCONF,REST API,USB Console,Serial Console (RJ-45)
Security Features	802.1X,ACLs,Storm Control,IP Source Guard
Management Type	In-band and Out-of-band (Console, SNMP, NETCONF)
Security	Yes
Remote Management Protocol	SSH,HTTPS,SNMPv2c/SNMPv3,NETCONF,REST
Routing Protocol	Yes

Power & Cooling
Power	-48 V DC
Power Supply	DC (−48 V) (model specific, DC-powered chassis variant)

Physical Characteristics
Weight	3.00
Operating Temperature	0°C to 40°C (32°F to 104°F)

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

Product Description
The EX4650-48Y-DC-AFI is a fixed-configuration network switch built for high-performance 25GbE and 100GbE environments. It is commonly found in data center and enterprise aggregation layers where high port density and low latency are critical. Network engineers and IT infrastructure teams typically implement it to support scalable and efficient network architectures. Key Features Provides a mix of 48 25GbE SFP28 ports and 8 100GbE QSFP28 uplink ports for flexible connectivity Designed to operate with DC power sources common in modern data centers Supports advanced Layer 2 and Layer 3 features to optimize network performance Delivers consistent low latency and high throughput for demanding applications Compact form factor suitable for rack deployments with effective cooling This switch plays a vital role in consolidating network traffic while maintaining high data throughput and reliability. Its power and port configuration enable seamless integration into various network topologies without compromising performance. Operational stability and consistent packet forwarding make it a dependable choice for core network infrastructures.

Use Cases
This switch is typically deployed in data centers and enterprise network aggregation layers where dense 25GbE connectivity is needed to support virtualization and high-throughput workloads. It suits environments that utilize DC power distribution and require scalable uplink capacity for growing traffic demands. How It's Used: Aggregating server and storage traffic in large-scale virtualization environments Providing uplinks in leaf-spine network architectures within data centers Supporting high-speed interconnects in telecom and cloud operator networks Integrating into edge computing sites requiring compact power-efficient switches Facilitating network segmentation and traffic isolation in campus core setups By combining high port density with DC power compatibility, the EX4650-48Y-DC-AFI enhances network scalability and operational efficiency. Its design supports evolving infrastructure demands without sacrificing stability or throughput, ensuring reliable performance across complex network environments.