Name: EX4650-48Y-DC-AFO Juniper 48x SFP28 25GBase-X 8x QSFP28 Switch
Brand: Juniper Networks
SKU: EX4650-48Y-DC-AFO
Price: 10752.50 USD
Availability: InStock
Rating: 4.8 (118 reviews)

Product Overview
The EX4650-48Y-DC-AFO switch delivers a combination of high-density 25GbE ports and flexible 100GbE uplinks, making it suitable for environments requiring robust, scalable networking. It fits well within data center aggregation layers or campus core networks where stable and efficient data transport is needed.

General Information
Brand	Juniper Networks
Condition	Refurbished

Technical Information
Switch Type	Layer 3, Managed Switch, Stackable Switch
Form Factor	Rack-Mountable
Mount Type	1U Rack
Switch Ports	48 x SFP28 (25GbE)
Number of Ports	48-Ports
Port Type	1000Base-T, 25G SFP28, 100G QSFP28, USB Console, Serial Console (RJ-45)
Port Speed	25Gbps,100Gbps,1Gbps (management)
UpLink Ports	8 x QSFP28 (100GbE)
POE Support	No
Switching Capacity	4 Tbps (4000 Gbps)
Switch Forwarding Rate	7.812 Mpps
DRAM	16 GB
Flash Memory	8 GB
VLAN Support	Yes
Max VLANs Supported	4094
Stackable	Yes
Layer Support	Layer 2, Layer 3
Connector Type	SFP28,QSFP28,RJ-45 (console & management),USB

Performance
Latency	Low (<3 µs)
Jumbo Frame Support	Up To 9216 Bytes
MAC Address Table Size	160000

Management and Configuration
Routing Protocols	Static, RIP, RIPng, OSPF, OSPFv3, BGP, VRRP, PIM-SM, IGMP, MLD, Policy-Based Routing (PBR), Route Maps
Remote Protocols	Yes
Management Interfaces	Out-of-band 1GbE RJ-45 management, Serial console (RJ-45), USB, SSH, SNMP
Security Features	802.1X,ACLs,MAC limiting,DHCP snooping,IP Source Guard,Storm control,RADIUS,TACACS+
Management Type	Junos OS,CLI,Web UI (J-Web),SNMP
Security	Yes
Remote Management Protocol	SNMP,SSH,Telnet,NETCONF
Routing Protocol	Static,OSPF,BGP,VRRP

Power & Cooling
Fans	Front-to-back, redundant hot-swappable fans (variable-speed)
Power	-48V DC
Power Supply	Dual -48V DC, field-replaceable, hot-swappable

Physical Characteristics
Dimensions	1.73 x 17.5 x 18.9 in
Weight	3.00
Operating Temperature	0°C to 40°C (32°F to 104°F)

Miscellaneous
Assembly Required	No
Compliance Standards	RoHS, CE, FCC, UL, cULus
Compliant Standards	IEEE 802.3,IEEE 802.3ab,IEEE 802.3ae,IEEE 802.3by,IEEE 802.1Q,IEEE 802.1p,IEEE 802.1D,IEEE 802.1w,IEEE 802.1s,IEEE 802.1X,IEEE 802.3ad

Product Description
The EX4650-48Y-DC-AFO is a network switch built for demanding environments that require high throughput and low latency. It is commonly found in data centers and enterprise campuses where dense, high-speed connectivity is essential. Network engineers and IT professionals benefit from its robust performance and flexible port configurations. Key Features High port density with 48 SFP28 interfaces for versatile 25GbE connections Eight QSFP28 ports accommodating 40GbE or 100GbE uplinks for scalability Direct current (DC) power supply support ideal for telecom-grade deployments Supports advanced Junos OS features for reliable network management Optimized for low latency and consistent performance in high-traffic setups This switch plays a critical role in building scalable and resilient network fabrics. Its reliable hardware and software integration ensure consistent operation in environments where network uptime and throughput are paramount. The EX4650 series offers dependable performance without unnecessary complexity.

Use Cases
The EX4650-48Y-DC-AFO switch is typically deployed in data centers and enterprise campus networks requiring dense 25GbE access along with high-capacity uplinks. It is favored by network architects who prioritize performance and power efficiency in telecom or cloud environments. How It's Used: Aggregating servers in virtualized data center racks with high-speed 25G connections Providing core switching in enterprise campus networks supporting growing bandwidth demands Implementing edge computing nodes that require stable, low-latency 25G links Serving as a telecom-grade switch in carrier environments utilizing DC power Facilitating spine-leaf network architectures with flexible 40G/100G uplink options By supporting dense port configurations and efficient power use, this switch helps maintain operational efficiency and network scalability. It integrates smoothly into existing infrastructures, providing dependable performance for critical network workloads.