Juniper EX4300-48P 48-port Gigabit PoE+ Switch with 10G Uplinks
Brand: Juniper | Category: Network Switches
SKU: JUN-EX4300-48P | Part #: EX4300-48P | MPN: EX4300-48P
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About the Juniper EX4300-48P 48-port Gigabit PoE+ Switch with 10G Uplinks
The Juniper EX4300-48P 48-port Gigabit PoE+ Switch with 10G Uplinks from Juniper is enterprise-grade Network Switches hardware built for data centers. It features 1U form factor, 48× 1GbE PoE+ + 4× 10G SFP+ interface, 10GbE speed. The Juniper Networks EX4300-48P is a high-performance, fixed-configuration access layer switch purpose-built for enterprise campus and branch deployments demanding high-density Power over Ethernet. Featuring 48 x 10/100/1000BASE-T PoE+ ports compliant with IEEE 802.3at, the EX4300-48P delivers up to 30W per port with a total PoE budget of 750W, making it an ideal aggregation point for wireless access points, IP surveillance cameras, VoIP handsets, and other powered endpoints Available in brand new condition. Juniper network switches products are trusted by enterprises and data centers worldwide. Available from Omnixon Global. Contact our sales team to request a quote.
Technical Specifications
| Brand | Juniper |
| Category | Network Switches |
| SKU | JUN-EX4300-48P |
| Part Number | EX4300-48P |
| Condition | New |
| Form Factor | 1U |
| Interface | 48× 1GbE PoE+ + 4× 10G SFP+ |
| Speed | 10GbE |
| Manufacturer Part Number | EX4300-48P |
| Switch Type | Managed Layer 2/Layer 3 fixed-configuration access switch |
| Total Access Ports | 48 x 10/100/1000BASE-T (RJ-45) |
| PoE Standard | IEEE 802.3at (PoE+), IEEE 802.3af (PoE) |
| PoE Power Per Port (Maximum) | 30W |
| Total PoE Power Budget | 750W |
| Built-in 10GbE SFP+ Uplink Ports | 4 x 10GbE SFP+ |
| 40GbE QSFP+ Uplink Ports | 4 x 40GbE QSFP+ (supports 4x10GbE breakout) |
| Virtual Chassis Support | Yes — up to 10 members, dedicated VC ports plus uplink-based VC |
| Switching Capacity | 176 Gbps |
| Forwarding Throughput | 130 Mpps |
| Operating System | Juniper Junos |
| Layer 3 Routing Protocols | Static routing, RIP, OSPF, BGP, IS-IS |
| MAC Address Table Size | 32,000 entries |
| VLAN Support | IEEE 802.1Q, up to 4,094 VLANs |
| Hardware QoS Queues | 8 queues per port |
| Security Features | MACsec (IEEE 802.1AE) on uplink ports, 802.1X port-based authentication, DHCP snooping, Dynamic ARP Inspection (DAI), IP source guard |
| Power Supply | Redundant field-replaceable AC power supplies supported |
| Fans | Field-replaceable redundant fan trays |
| Zero-Touch Provisioning (ZTP) | Supported |
| Management | Junos CLI, NETCONF, SNMP v1/v2c/v3, Juniper Junos Space Network Director |
| Form Factor | 1U rack-mountable |
Frequently Asked Questions about Juniper EX4300-48P 48-port Gigabit PoE+ Switch with 10G Uplinks
What does the Juniper EX4300-48P 48-port Gigabit PoE+ Switch with 10G Uplinks do?
The Juniper EX4300-48P 48-port Gigabit PoE+ Switch with 10G Uplinks is enterprise networking hardware for data-center, campus, and branch deployments. Common roles include core/distribution switching, server uplinks, top-of-rack fabric, and edge connectivity in mixed Cisco/Juniper/Arista environments.
What are the headline specs of the Juniper EX4300-48P 48-port Gigabit PoE+ Switch with 10G Uplinks?
Key specifications for the Juniper EX4300-48P 48-port Gigabit PoE+ Switch with 10G Uplinks: form factor 1U Rackmount; interface 48× 1GbE PoE+ + 4× 10G SFP+; 1 year support; new condition. Manufacturer part number EX4300-48P. For the full datasheet with electrical, environmental, and compliance details, contact our pre-sales engineering team.
Is the Juniper EX4300-48P 48-port Gigabit PoE+ Switch with 10G Uplinks compatible with my infrastructure?
The Juniper EX4300-48P 48-port Gigabit PoE+ Switch with 10G Uplinks interoperates with standard switching protocols (LACP, MLAG/VPC, 802.1Q, OSPF/BGP). For specific cross-vendor scenarios — Cisco-to-Arista MLAG peering, fabric integration with Cumulus/SONiC, or migration from legacy Catalyst — our network engineers map a compatibility plan as part of the RFQ.