Juniper Networks EX4650-48Y Data Center Access Switch

The Juniper Networks EX4650-48Y is a fixed-configuration data center access switch delivering 48 ports of 25G SFP28 connectivity plus four 100G QSFP28 uplink ports, enabling 2.4 Tbps aggregate throughput. Engineered for top-of-rack (ToR) deployment in modern data center fabrics, the EX4650-48Y combines line-rate packet forwarding with low-latency switching across dense compute clusters, storage arrays, and containerized workload infrastructure. The platform runs Juniper Junos operating system, providing consistent command-line interfaces, automation frameworks, and security policies across enterprise network estates.

Architecturally, the switch features a modular buffer architecture optimized for bursty east-west traffic patterns endemic to data center networks. Each 25G port supports auto-negotiation and QSFP28 transceiver flexibility, allowing deployment of 1G, 10G, or 25G optics to match existing infrastructure investments. The four 100G uplink ports provide spine connectivity for multi-tier Clos fabric topologies, supporting both traditional three-tier and modern leaf-spine architectures. Junos enables advanced features including EVPN/VXLAN overlay networks, OSPF/BGP underlay routing, and comprehensive VLAN/spanning-tree capabilities for legacy deployment scenarios.

The EX4650-48Y targets enterprises operating large-scale hyperconverged environments, hospital IT departments managing critical clinical systems, financial services firms running distributed databases, and cloud-adjacent organizations requiring on-premises fabric scalability. The switch's compact 1U form factor, passive cooling design, and merchant silicon architecture deliver operational simplicity and predictable total-cost-of-ownership across multi-year deployment cycles.

Ideal for

• Top-of-rack switching for hyperscale virtualization clusters running VMware vSphere or OpenStack with 100+ compute hosts per rack
• Enterprise data center east-west fabric acceleration for Kubernetes container orchestration and microservices mesh traffic
• Hospital IT infrastructure supporting high-throughput medical imaging archives (PACS), electronic health record (EHR) replication, and diagnostic workstations
• Financial services data center access layer for distributed database clusters, real-time market data feeds, and transactional workload isolation
• Hybrid cloud interconnect for on-premises data center links to public cloud provider express routes and SD-WAN edge gateways
• Storage area network (SAN) convergence enabling NVMe-over-Fabrics and unified 25G access across compute, storage, and backup infrastructure

Technical specifications

Available from Omnixon Global. Submit an RFQ and our team will confirm configuration and availability for your order.