EX4300-48T Juniper 48-port 10/100/1000BASE-T Switch

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The Juniper EX4300-48T is a high-performance, fixed-configuration 1U access switch designed for enterprise campus, branch, and data center deployments, featuring 48 Gigabit Ethernet ports and high-speed uplink/stacking capabilities. It is built on a cloud-grade architecture and runs on the Junos OS, offering carrier-class reliability and a full suite of Layer 2 and Layer 3 switching capabilities.

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Key Features & Benefits

High Port Density and Performance: Includes 48 x 10/100/1000BASE-T RJ-45 ports and four integrated 40GbE QSFP+ ports for uplinks or Virtual Chassis connections. It offers a data rate of 496 Gbps and a forwarding rate of 369 Mpps.
Scalability with Virtual Chassis Technology: Allows up to 10 EX4300 switches to be managed as a single logical device.
Carrier-Class Reliability: Features redundant, hot-swappable power supplies and field-replaceable fans.
Advanced Security: Provides port security features like 802.1X authentication, DAI, DHCP snooping, and MACsec.
Simplified Operations: Uses the consistent Junos OS and supports Juniper Mist Wired Assurance for AI-driven operations.
No Power over Ethernet (PoE): The EX4300-48T is a non-PoE model; PoE+ is available on -48P models.

Technical Specifications

Attribute	Details
Device Type	Managed L3 Switch
Access Ports	48 x 10/100/1000BASE-T RJ-45
Uplink Ports	4 x 40GbE QSFP+ ports (configurable as VCPs or network ports)
Switching Capacity	496 Gbps
Throughput	369 Mpps (wire speed)
PoE Support	No (Non-PoE model)
Power Supplies	Supports internal, hot-swappable redundant AC or DC power supplies
Cooling	Field-replaceable fans
Form Factor	1U Rack-mountable
Dimensions (W x H x D)	17.4 x 1.7 x 16.4 in (44.2 x 4.3 x 41.7 cm)
Operating System	Junos OS
Virtual Chassis Support	Up to 10 switches as a single logical device

EX4300-48T Juniper 48-port 10/100/1000BASE-T Switch

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