Juniper EX4100-48T 48-Port Gigabit Ethernet L3 Managed Switch with 4x 10G SFP+ Uplinks

The Juniper EX4100-48T is a high-performance Layer 3 managed switch engineered for enterprise access deployments, delivering 48 Gigabit Ethernet ports and 4 versatile 1/10GbE SFP+ uplinks in a compact 1U rack-mount form factor. With a switching capacity of 256 Gbps and forwarding rate of 190 Mpps, it ensures wire-speed performance for bandwidth-intensive applications, while Virtual Chassis technology simplifies management by allowing up to 10 switches to operate as a single logical device.

Advantages

This switch excels in scalability and resilience. Its 16 built-in 1GbE Virtual Chassis ports enable high-speed stacking without additional modules, reducing cabling complexity. The EX4100-48T supports advanced Layer 3 routing protocols (OSPF, BGP, IS-IS, RIP, VRRP, PIM) and comprehensive security features including MACsec encryption and 802.1X authentication, making it ideal for secure, converged networks. With 8 GB RAM and 16 GB flash, it runs Junos OS, providing a robust, modular operating system with automated operations (ZTP) and rich telemetry.

Suitable for

• Enterprise branch offices and campus access layers requiring high-density Gigabit connectivity.
• Organizations needing reliable, low-latency switching for VoIP, video, and wireless backhaul.
• IT teams seeking simplified management through Virtual Chassis stacking and Juniper Mist AI integration.
• Networks demanding advanced security and segmentation with MACsec and QoS.

Key specifications

• 48 x 10/100/1000Base-T RJ-45 ports with auto-negotiation.
• 4 x 1/10 Gigabit SFP/SFP+ uplink ports for fiber connectivity.
• 16 x 1GbE Virtual Chassis ports for stacking (up to 10 units).
• Switching capacity: 256 Gbps; Forwarding rate: 190 Mpps.
• MAC address table: 32,000 entries; VLAN support: 4,096 VLANs.
• Jumbo frame support up to 9,216 bytes.
• Internal AC power supply; max power consumption: 75 W.
• Rack-mountable 1U form factor; operating system: Junos OS.

Recommendations

For enterprises seeking a future-proof access switch with high availability, advanced Layer 3 features, and seamless cloud management, the Juniper EX4100-48T is an excellent choice. Its combination of performance, security, and stacking flexibility delivers exceptional value for growing networks.