Name: EX4100-48T Juniper EX4100 Series 48 x Ports 10/100/1000Base-T + 4 x 10GbE Uplink Ports + 4 x 25GbE Stacking/Uplink Ports Layer 3 Managed 1U Rack-mountable Gigabit Ethernet Network Switch
Brand: Juniper Networks
SKU: EX4100-48T
Price: 1339.00 USD
Availability: InStock
Rating: 4.8 (130 reviews)

Product Overview
The EX4100‑48T Juniper EX4100 Series 48-Port Gigabit Ethernet Layer 2/3 Stackable Network Switch combines high-density RJ‑45 connectivity with four 10 GbE uplinks, Virtual Chassis scalability, and advanced security features to support secure, high-performance enterprise switching solutions.

General Information
Brand	Juniper Networks
Part Number	EX4100-48T
Condition	Refurbished

Technical Information
Switch Type	Managed Switch
Form Factor	Rack-Mountable
Mount Type	1U Rack
Number of Ports	48-Ports
Port Type	10/100/1000Base-T, SFP+
Port Speed	1 Gbps & 10 Gbps
UpLink Ports	4 × 10 GbE SFP+
Switching Capacity	240 Gbps
Switch Forwarding Rate	178 Mpps
DRAM	2 GB
Flash Memory	4 GB
Max VLANs Supported	Supports up to 4,096 VLAN IDs
Stackable	Yes
Layer Support	Layer 2, Layer 3
Connector Type	48 × RJ‑45, 4 × SFP+, 4 × SFP28 (stack/Uplink), RJ‑45 console

Performance
Jumbo Frame Support	Up To 9216 Bytes
MAC Address Table Size	112,000 Entries

Management and Configuration
Routing Protocols	Static, RIP, OSPF, OSPFv3, BGP, IS-IS, VRRP
Remote Protocols	Junos OS CLI, SNMP, Telnet/SSH, Juniper Mist Wired Assurance
Security Features	MACsec AES‑256, ACLs, RADIUS/TACACS+, DHCP snooping, uRPF, storm control

Physical Characteristics
Dimensions	1.75″ × 17.5″ × 17″
Weight	21.00

Product Description
The EX4100‑48T is a high-performance, stackable Layer 2/3 network switch from Juniper’s EX4100 series, built to deliver reliable gigabit connectivity with advanced routing and security for enterprise environments. Key Features 48 × 10/100/1000Base‑T ports with 4 × 10 GbE SFP+ uplinks Virtual Chassis stacking for up to 10 units Redundant hot-swappable fans and field-replaceable PSU Low-latency switching with jumbo frame support up to 9,216 bytes MACsec AES‑256, ACLs, DHCP snooping, and other advanced security Ideal for enterprise core and access layer deployments, the EX4100‑48T offers robust switching capacity, flexible stacking options, and remote manageability via Junos OS, SNMP, and Mist Wired Assurance. Its design suits high-density, secure, and scalable network infrastructures.

Use Cases
The EX4100-48T switch is commonly deployed in enterprise campus networks and medium to large business environments requiring robust Layer 2 and Layer 3 functionality. It is optimized for organizations needing high-density gigabit access combined with scalable uplink and stacking capabilities to support growing networking demands. How It's Used: Aggregation layer in campus networks providing connectivity for wired endpoints and supporting advanced routing protocols. Core switching element for SMB data centers requiring scalable 10GbE uplinks and efficient traffic forwarding. Stacked deployments in branch offices to simplify management and increase port density without additional rack space. Edge computing clusters where low latency and high throughput switching support distributed workloads. Integration in network infrastructures supporting virtualization, enabling high-speed VM migrations and storage traffic. By enabling Virtual Chassis configurations and offering extensive routing support, the EX4100-48T enhances operational efficiency and network scalability. Its design supports complex enterprise environments requiring resilient, high-performance switching suitable for evolving IT workloads.

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