Description
The Juniper Networks® EX4100-48T-AFI is a 48-port 10/100/1000BASE-T Layer 2/3 Ethernet switch designed for secure, cloud-ready enterprise access. Part of Juniper’s EX4100 Series, it integrates Mist AI™ and Juniper Mist Wired Assurance for simplified cloud management, automation, and proactive insight into connected devices.
With 48 non-PoE 1GbE access ports, 4x 10GbE SFP+ uplinks, and 4x 25GbE SFP28 stacking/uplink ports, the EX4100-48T-AFI delivers high-performance, scalable access switching. It supports MACsec AES-256 encryption for enhanced data security, Virtual Chassis technology for stacking up to 10 switches, and EVPN-VXLAN to extend fabric architectures to the access layer.
This model includes redundant fans, a 150W AC power supply, and back-to-front airflow (AFI) for optimized cooling in data center environments. Designed for reliability and operational efficiency, the EX4100-48T-AFI ensures maximum uptime and seamless scalability for enterprise branch, campus, and data center networks
| Feature | Specification |
|---|---|
| Model | EX4100-48T-AFI |
| Ports | 48x 10/100/1000BASE-T RJ-45 access ports |
| Uplinks | 4x 1/10GbE SFP+ uplink ports |
| Stacking/Uplink Ports | 4x 10/25GbE SFP28 ports (Virtual Chassis or uplink use) |
| Switching Capacity | 188 Gbps (unidirectional) / 376 Gbps (bidirectional) |
| Throughput | 279 Mpps |
| MAC Address Table | 64,000 entries |
| Layer Support | Layer 2 and Layer 3 (OSPF, BGP, IS-IS, RIP) |
| Security | MACsec AES-256 encryption, DHCP snooping, IP source guard, DDoS protection |
| Virtual Chassis | Up to 10 interconnected switches |
| CPU / Memory | 1.7 GHz ARM CPU, 4 GB DRAM (ECC), 8 GB storage |
| Airflow | Back-to-front (AFI) |
| Power Supply | 150 W AC AFI, hot-swappable and redundant |
| Cooling | Dual field-replaceable fans |
| Operating Temperature | 0°C to 45°C (32°F to 113°F) |
| Dimensions (W x H x D) | 17.36 x 1.72 x 15.05 in (44.1 x 4.37 x 38.24 cm) |
| Weight | 4.54 kg (10 lb) |
| Management | Juniper Mist Cloud, Junos OS CLI, SNMP, RMON, SSH, HTTPS |
| Warranty | Enhanced Limited Lifetime Warranty with lifetime software updates |
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