EX4300-24P - Juniper EX4300 Series Ethernet Switches

Mfr. Part #: EX4300-24P
Brand: Juniper
Condition: Refurbished
  • Warranty: 90-day return/replacement

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EX4300-24P

EX4300, 24-Port 10/100/1000BaseT PoE-plus + 715W AC PS EX4300-24P
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EX4300-24P Overview

EX4300, 24-Port 10/100/1000BaseT PoE-plus + 715W AC PS EX4300-24P

Overview
EX4300-24P Overview

Juniper EX4300-24P, Managed, Gigabit Ethernet (10/100/1000), Power over Ethernet (PoE), Rack mounting, 1U

EX4300-24P is a Juniper EX4300 switch with 24-port 10/100/1000BASE-T PoE-plus + 715 W AC PS (provides 565 W PoE+ power) (QSFP+ DAC for Virtual Chassis ordered separately). EX4300 1 Gigabit Ethernet (1GbE) switches are compact, fixed-configuration platforms that can be deployed as standalone systems or as part of a Virtual Chassis, Virtual Chassis Fabric, or Junos Fusion switching architecture, satisfying a variety of high-performance campus and data center access needs.

Quick Spec

SKU

EX4300-24P

Backplane speed

320 Gbps (Virtual Chassis)

Data rate

448 Gbps

Throughput

333 Mpps (wire speed)

40GBASE quad small form-factor pluggable plus transceiver (QSFP+) port densities

4 per switch

Up to 20 in Virtual Chassis configuration (assuming 2 ports per switch are used for forming Virtual Chassis)

Dimensions (W x H x D)

17.4 x 1.7 x 16.4 in (44.2 x 4.3 x 41.7 cm)

1 rack unit

Product Details

Juniper EX4300 switches provide these features:

1. Field-Proven Juniper Technology

A cloud-grade architecture, coupled with the Junos OS, enables EX Series switches to provide always-on reliability for every application.

2. Wire-Speed Performance

Wire-speed performance at high 1GbE, 10GbE, and 40GbE port densities dramatically simplifies network topologies and operations.

3. Eight QoS Queues

Eight QoS queues per switch port ensure proper prioritization of voice, video, and multiple levels of data traffic, with room to converge other networks, such as building automation and video security systems.

4. Innovative Switch Design

Innovative, cost-effective switch design enables new architectures that reduce cost and complexity, while unified management and automation tools consolidate system monitoring.

5. Virtual Chassis

Virtual Chassis technology allows multiple interconnected switches to operate as a single logical device, reducing operational expenses and simplifying management.

6. Near Line-Rate Encryption

Support for IEEE 802.1ae Media Access Control Security (MACsec) for link-layer data confidentiality, data integrity, and data origin authentication enables 88 Gbps of near line-rate, hardware-based traffic encryption on all 1GbE and 10GbE ports.

Compare to Similar Items

SKU

EX4300-48T

EX4300-24P

Description

48-port 10/100/1000BASE-T + 350 W AC PS (QSFP+ DAC for Virtual Chassis ordered separately)

24-port 10/100/1000BASE-T PoE-plus + 715 W AC PS (provides 565 W PoE+ power) (QSFP+ DAC for Virtual Chassis ordered separately

Backplane speed

320 Gbps (Virtual Chassis)

320 Gbps (Virtual Chassis)

Data rate

496 Gbps

448 Gbps

Throughput

369 Mpps (wire speed)

333 Mpps (wire speed)

Dimensions (W x H x D)

17.4 x 1.7 x 16.4 in (44.2 x 4.3 x 41.7 cm)

1 rack unit

17.4 x 1.7 x 16.4 in (44.2 x 4.3 x 41.7 cm)

1 rack unit

EX4300-24P - 24-port 10/100/1000BASE-T, PoE, 715W AC, 1U

  • Managed
  • Quality of Service (QoS) support
  • Basic switching RJ-45 Ethernet ports quantity: 24
  • 10G support 1000BASE-T
  • MAC address table: 64000 entries Switching capacity: 448 Gbit/s
  • Access Control List (ACL)
  • 1U Rack mounting
  • Power over Ethernet (PoE)

Summary Description

Juniper EX4300-24P, Managed, Gigabit Ethernet (10/100/1000), Power over Ethernet (PoE), Rack mounting, 1U

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Specification

EX4300-24P Specification

EX4300-24P Specification

Description

Juniper EX4300 switch with 24-port 10/100/1000BASE-T PoE-plus + 715 W AC PS (provides 565 W PoE+ power) (QSFP+ DAC for Virtual Chassis ordered separately)

Form factor

Fixed platform
Virtual Chassis configuration consisting of 10 switches

Dimensions (W x H x D)

17.4 x 1.7 x 16.4 in (44.2 x 4.3 x 41.7 cm)
1 rack unit

Backplane speed

320 Gbps (Virtual Chassis)

Data rate

448 Gbps

Throughput

333 Mpps (wire speed)

40GBASE quad small form-factor pluggable plus transceiver (QSFP+) port densities

4 per switch
Up to 20 in Virtual Chassis configuration (assuming 2 ports per switch are used for forming Virtual Chassis)

100GBASE C form-factor pluggable transceiver (CFP) port densities

N/A

Resiliency

Internal, hot-swappable redundant power supply; field-replaceable fans; graceful Routing Engine switchover (GRES) in Virtual Chassis configuration

Operating system

Junos OS

Traffic monitoring

sFlow

Quality-of-service (QoS) queues/port

12

MAC addresses

64,000

Jumbo frames

9216 bytes

IPv4 unicast/multicast routes

32,000/8000

IPv6 unicast/multicast routes

18,000/4000

Number of VLANs

4093

ARP entries

64,000

Frequently Asked Questions

What is the primary power budget provided by the EX4300-24P’s 715W AC power supply? +
The EX4300-24P comes equipped with a single 715W AC power supply, which delivers substantial PoE+ power across all 24 ports. This budget is specifically engineered to support demanding edge devices such as high-definition IP cameras, wireless access points, and VoIP phones that require the full IEEE 802.3at standard for reliable operation in enterprise environments.
How does the EX4300-24P support network scalability for growing campus infrastructures? +
This switch supports Juniper’s Virtual Chassis technology, allowing you to interconnect up to 10 EX4300 switches into a single logical device. This design simplifies network management, enhances port density, and provides a unified control plane, making it an ideal choice for scaling your network infrastructure without the complexity of managing individual standalone units.
Are all 24 ports on the EX4300-24P capable of delivering PoE+ power? +
Yes, every one of the 24 10/100/1000BaseT Ethernet ports on this model supports PoE+ (802.3at). You can deploy power-hungry devices on any port without restriction, provided the total power draw remains within the 715W capacity of the installed power supply. This flexibility is essential for dynamic deployments in modern office spaces.
What type of management interface does the EX4300-24P provide for network administrators? +
The EX4300-24P is managed via the Juniper Junos OS, which offers a comprehensive command-line interface (CLI) for granular control. Additionally, it supports centralized management through Juniper Sky Enterprise or Junos Space, allowing administrators to streamline provisioning, monitor real-time traffic statistics, and maintain consistent policy enforcement across the entire enterprise network fabric.
Is the EX4300-24P suitable for high-density voice and video deployments? +
Absolutely. With its wire-speed forwarding performance and robust Quality of Service (QoS) features, the EX4300-24P is optimized for latency-sensitive applications. By prioritizing traffic, you can ensure that voice and video packets receive the necessary bandwidth, effectively eliminating jitter and packet loss during peak usage hours in mission-critical deployments.
What is the chassis form factor for the EX4300-24P, and does it fit in standard server racks? +
The EX4300-24P features a compact 1U rackmount form factor, designed specifically for standard 19-inch server racks. Its efficient cooling architecture and front-to-back airflow design make it highly suitable for installation in high-density data center cabinets or wiring closets where space optimization and thermal management are significant operational priorities.
Does the EX4300-24P support layer 3 routing protocols? +
Yes, this switch supports advanced Layer 3 capabilities, including OSPF, BGP, and IS-IS, alongside static routing. This enables it to function effectively as a core switch for smaller branch offices or a high-performance access switch in larger campuses, providing versatile routing functionality that bridges the gap between traditional access and distribution layers.
How is the EX4300-24P protected against unexpected power failures or hardware faults? +
Reliability is inherent in the EX4300 design, which supports dual, field-replaceable power supplies and redundant fan modules. This architecture minimizes downtime by allowing for hot-swapping of components during live operation, ensuring that your network services remain continuous and highly available even if a power source or cooling component requires maintenance or replacement.
How can I obtain a volume pricing quote for a large purchase of EX4300-24P switches? +
For organizations requiring high-volume deployments of the EX4300-24P, BuyRouterSwitch.com offers specialized bulk pricing to help manage your procurement budget. Simply contact our sales team with your project requirements or the specific number of units needed, and we will prepare a competitive quote tailored to your infrastructure upgrade project.
Why should I choose BuyRouterSwitch.com for my Juniper hardware procurement? +
BuyRouterSwitch.com is a trusted source for authentic enterprise-grade networking equipment. We specialize in providing verified hardware and a streamlined procurement experience, ensuring your supply chain remains secure and reliable. When you choose to order through our platform, you receive professional service and high-quality products that meet the rigorous demands of your business network.

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