

Juniper Networks EX4300‑48P Switch – High‑Performance 48‑Port PoE+ Ethernet Switch
The Juniper EX4300‑48P is a fully managed 48‑port PoE+ Ethernet switch with advanced Layer 2/3 features, cloud‑ready management, scalable Virtual Chassis support, and secure uplinks — designed for modern campus and branch deployments.
- Description
Description
The Juniper EX4300‑48P Series is a high‑performance, enterprise‑class fixed‑configuration Ethernet switch designed for campus, branch, and data center access deployments. Built on the reliable Junos OS, it delivers advanced Layer 2 and Layer 3 switching, versatile uplink options with QSFP+ ports, and robust Power over Ethernet (PoE/PoE+) support across all 48 access ports — ideal for powering wireless access points, VoIP phones, and IP cameras. The EX4300 platform supports Juniper Mist™ Wired Assurance for cloud‑ready service management and analytics, simplifying provisioning, monitoring, and troubleshooting. With Virtual Chassis technology, up to ten EX4300 switches can be interconnected and managed as a single logical device for scalable network growth. Optional high‑availability features such as redundant power supplies and enhanced security with MACsec encryption ensure resilient and secure performance in demanding environments.
Key Features:
- Enterprise‑Grade 48‑Port PoE+ Access – Delivers up to 30 W per port to power IP devices without external injectors.
- Virtual Chassis Scalability – Manage up to ten switches as a single logical unit to simplify operations at scale.
- Cloud‑Integrated Management with Mist – Enable zero‑touch provisioning, analytics, and AI‑assisted insights via Juniper Mist Wired Assurance.
- High‑Capacity Uplinks – Includes QSFP+ uplink ports for high‑speed Layer 2/3 backbone connectivity.
- MACsec Security – Support for IEEE 802.1AE MACsec encryption enhances data privacy and integrity on the network.




