Brand: Juniper Networks · SKU: EX4300-48P · MPN: EX4300-48P · Category: Networking
The Juniper EX4300-48P is a high-performance, fixed-configuration Ethernet switch optimized for enterprise and data center access applications. It features 48 10/100/1000BASE-T ports with PoE+ support, providing up to 950W of PoE+ power from an 1100W AC Power Supply. The switch includes four fixed 40GbE QSFP+ uplink ports, which can be used for Virtual Chassis connections (forming up to a 320 Gbps backplane) or for uplinks to aggregation devices. It supports Virtual Chassis technology, allowing up to 10 EX4300 switches to be interconnected and managed as a single logical device. The platform runs on Junos OS, offering a full suite of Layer 2 and Layer 3 switching capabilities, advanced security features like MACsec, and chassis-like availability features such as redundant, hot-swappable power supplies and field-replaceable fans.
| QoS Queues | 12 per port |
|---|---|
| Form Factor | 1U rack mount |
| Access Ports | 48 x 10/100/1000BASE-T with PoE+ |
| Uplink Ports | 4 x 40GbE QSFP+ |
| Forwarding Rate | 369 Mpps (wire speed) |
| PoE+ Power Budget | 950 W (with 1100 W AC PS) |
| Switching Capacity | Up to 1.28 Tbps (with Virtual Chassis) |
| Jumbo Frame Support | Up to 9216 bytes |
| MAC Address Table Size | 32,000 entries or 64,000 entries |
| Virtual Chassis Backplane | 320 Gbps |
| Warranty | Limited lifetime hardware warranty (for original purchaser), with 5-year coverage for power supplies and fans, including 24/7 JTAC support for 90 days. |
| Weight | 16.1 lb (with single power supply and two fan modules) |
| Dimensions | 17.36 x 1.72 x 17.51 in (With power supply installed) |
The Juniper EX4300-48P is a high-performance stackable access switch that delivers the features of a modular chassis in a fixed 1U form factor. It supports Virtual Chassis technology for simplified management and high availability, treating up to 10 interconnected switches as a single logical device. It is suitable for enterprise campus and data center access deployments, offering 48 PoE+ ports and high-speed 40GbE uplinks/Virtual Chassis ports.
Yes, this Juniper EX4300-48P Ethernet Switch (EX4300-48P) is 100% genuine Juniper Networks hardware. All our products are verified by certified technicians and come with clean serial numbers ready for service contract registration.
This Juniper EX4300-48P Ethernet Switch includes our standard 3-Year Warranty covering all manufacturing defects. We also offer advanced replacement options for minimal downtime.
We offer free ground shipping which typically takes 3-5 business days. Expedited shipping options are available at checkout for faster delivery.
Yes, we have a 30-day return policy on all products. Restocking fees may apply for opened items. Please see our return policy for complete details.
Please check the specifications tab for detailed compatibility information. Our technical team is available to assist with compatibility questions for the EX4300-48P.